{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2896084b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01659867206043,
              28.921056865318032
            ],
            [
              -96.01659867206043,
              28.938310694999977
            ],
            [
              -95.99902340630987,
              28.938310694999977
            ],
            [
              -95.99902340630987,
              28.921056865318032
            ],
            [
              -96.01659867206043,
              28.921056865318032
            ]
          ]
        ]
      },
      "bbox": [
        -96.01659867206043,
        28.921056865318032,
        -95.99902340630987,
        28.938310694999977
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:46.454969+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2896084b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2896084b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2896084b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1668
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            790873.0,
            0.0,
            -1.0,
            3204818.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 0.11,
                "maximum": 17.719,
                "mean": 11.505,
                "stddev": 3.279
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2896084b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0166052667677,
              28.905435151118468
            ],
            [
              -96.0166052667677,
              28.9226890607317
            ],
            [
              -95.99902263014677,
              28.9226890607317
            ],
            [
              -95.99902263014677,
              28.905435151118468
            ],
            [
              -96.0166052667677,
              28.905435151118468
            ]
          ]
        ]
      },
      "bbox": [
        -96.0166052667677,
        28.905435151118468,
        -95.99902263014677,
        28.9226890607317
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:46.665934+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2896084b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2896084b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2896084b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1669
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            790916.0,
            0.0,
            -1.0,
            3203086.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 0.1,
                "maximum": 15.646,
                "mean": 11.889,
                "stddev": 2.24
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.5634207293095,
              29.983616573572807
            ],
            [
              -96.5634207293095,
              30.000757940761215
            ],
            [
              -96.54595881244786,
              30.000757940761215
            ],
            [
              -96.54595881244786,
              29.983616573572807
            ],
            [
              -96.5634207293095,
              29.983616573572807
            ]
          ]
        ]
      },
      "bbox": [
        -96.5634207293095,
        29.983616573572807,
        -96.54595881244786,
        30.000757940761215
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:46.940594+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1646
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            735076.0,
            0.0,
            -1.0,
            3321370.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 82.944,
                "maximum": 123.164,
                "mean": 105.069,
                "stddev": 9.033
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996041b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.5790362024729,
              29.983618288686003
            ],
            [
              -96.5790362024729,
              30.00075763786836
            ],
            [
              -96.56158707935373,
              30.00075763786836
            ],
            [
              -96.56158707935373,
              29.983618288686003
            ],
            [
              -96.5790362024729,
              29.983618288686003
            ]
          ]
        ]
      },
      "bbox": [
        -96.5790362024729,
        29.983618288686003,
        -96.56158707935373,
        30.00075763786836
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:47.039176+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996041b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996041b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996041b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1645
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            733569.0,
            0.0,
            -1.0,
            3321338.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 96.931,
                "maximum": 134.134,
                "mean": 118.209,
                "stddev": 6.796
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.54779481398671,
              29.983622018194296
            ],
            [
              -96.54779481398671,
              30.000756195215804
            ],
            [
              -96.53033068408048,
              30.000756195215804
            ],
            [
              -96.53033068408048,
              29.983622018194296
            ],
            [
              -96.54779481398671,
              29.983622018194296
            ]
          ]
        ]
      },
      "bbox": [
        -96.54779481398671,
        29.983622018194296,
        -96.53033068408048,
        30.000756195215804
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:47.197082+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1865,
            1646
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            736584.0,
            0.0,
            -1.0,
            3321402.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 76.971,
                "maximum": 110.249,
                "mean": 92.9,
                "stddev": 8.515
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.53216925724048,
              29.983616590032813
            ],
            [
              -96.53216925724048,
              30.00076160811227
            ],
            [
              -96.51470247090343,
              30.00076160811227
            ],
            [
              -96.51470247090343,
              29.983616590032813
            ],
            [
              -96.53216925724048,
              29.983616590032813
            ]
          ]
        ]
      },
      "bbox": [
        -96.53216925724048,
        29.983616590032813,
        -96.51470247090343,
        30.00076160811227
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:47.350909+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1646
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            738092.0,
            0.0,
            -1.0,
            3321435.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.759,
                "maximum": 103.865,
                "mean": 81.286,
                "stddev": 8.69
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.56341890330121,
              29.967993132328317
            ],
            [
              -96.56341890330121,
              29.985134390535073
            ],
            [
              -96.54595991464863,
              29.985134390535073
            ],
            [
              -96.54595991464863,
              29.967993132328317
            ],
            [
              -96.56341890330121,
              29.967993132328317
            ]
          ]
        ]
      },
      "bbox": [
        -96.56341890330121,
        29.967993132328317,
        -96.54595991464863,
        29.985134390535073
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:47.691023+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1646
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            735113.0,
            0.0,
            -1.0,
            3319638.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 83.722,
                "maximum": 128.302,
                "mean": 107.171,
                "stddev": 9.055
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.54779565810074,
              29.967989699019228
            ],
            [
              -96.54779565810074,
              29.98513278204397
            ],
            [
              -96.5303342367186,
              29.98513278204397
            ],
            [
              -96.5303342367186,
              29.967989699019228
            ],
            [
              -96.54779565810074,
              29.967989699019228
            ]
          ]
        ]
      },
      "bbox": [
        -96.54779565810074,
        29.967989699019228,
        -96.5303342367186,
        29.98513278204397
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:47.779160+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1646
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            736621.0,
            0.0,
            -1.0,
            3319670.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 78.26,
                "maximum": 123.662,
                "mean": 102.596,
                "stddev": 9.321
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.5165493596415,
              29.967986085910216
            ],
            [
              -96.5165493596415,
              29.98513301140857
            ],
            [
              -96.49907271926874,
              29.98513301140857
            ],
            [
              -96.49907271926874,
              29.967986085910216
            ],
            [
              -96.5165493596415,
              29.967986085910216
            ]
          ]
        ]
      },
      "bbox": [
        -96.5165493596415,
        29.967986085910216,
        -96.49907271926874,
        29.98513301140857
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:47.900305+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            739637.0,
            0.0,
            -1.0,
            3319735.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 68.969,
                "maximum": 115.512,
                "mean": 92.332,
                "stddev": 13.045
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.51654361578221,
              29.98361832145829
            ],
            [
              -96.51654361578221,
              30.000765163064926
            ],
            [
              -96.49907439635415,
              30.000765163064926
            ],
            [
              -96.49907439635415,
              29.98361832145829
            ],
            [
              -96.51654361578221,
              29.98361832145829
            ]
          ]
        ]
      },
      "bbox": [
        -96.51654361578221,
        29.98361832145829,
        -96.49907439635415,
        30.000765163064926
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:47.958230+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1646
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            739600.0,
            0.0,
            -1.0,
            3321468.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 70.352,
                "maximum": 100.958,
                "mean": 78.386,
                "stddev": 6.454
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.53217232824075,
              29.96799323110721
            ],
            [
              -96.53217232824075,
              29.985138333177545
            ],
            [
              -96.51469811712701,
              29.985138333177545
            ],
            [
              -96.51469811712701,
              29.96799323110721
            ],
            [
              -96.53217232824075,
              29.96799323110721
            ]
          ]
        ]
      },
      "bbox": [
        -96.53217232824075,
        29.96799323110721,
        -96.51469811712701,
        29.985138333177545
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:48.092294+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            738129.0,
            0.0,
            -1.0,
            3319703.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 76.493,
                "maximum": 117.244,
                "mean": 99.651,
                "stddev": 9.355
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.56341689760308,
              29.95236965740233
            ],
            [
              -96.56341689760308,
              29.969501790151497
            ],
            [
              -96.54596105665479,
              29.969501790151497
            ],
            [
              -96.54596105665479,
              29.95236965740233
            ],
            [
              -96.56341689760308,
              29.95236965740233
            ]
          ]
        ]
      },
      "bbox": [
        -96.56341689760308,
        29.95236965740233,
        -96.54596105665479,
        29.969501790151497
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:48.247714+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1865,
            1646
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            735150.0,
            0.0,
            -1.0,
            3317905.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 98.41,
                "maximum": 127.073,
                "mean": 116.324,
                "stddev": 6.439
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.54779609893822,
              29.952366168258706
            ],
            [
              -96.54779609893822,
              29.96950933517551
            ],
            [
              -96.53032725008927,
              29.96950933517551
            ],
            [
              -96.53032725008927,
              29.952366168258706
            ],
            [
              -96.54779609893822,
              29.952366168258706
            ]
          ]
        ]
      },
      "bbox": [
        -96.54779609893822,
        29.952366168258706,
        -96.53032725008927,
        29.96950933517551
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:48.399559+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            736658.0,
            0.0,
            -1.0,
            3317938.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 89.585,
                "maximum": 123.662,
                "mean": 107.645,
                "stddev": 7.339
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.54779635822227,
              29.93674279804962
            ],
            [
              -96.54779635822227,
              29.953885854624133
            ],
            [
              -96.53033043677176,
              29.953885854624133
            ],
            [
              -96.53033043677176,
              29.93674279804962
            ],
            [
              -96.54779635822227,
              29.93674279804962
            ]
          ]
        ]
      },
      "bbox": [
        -96.54779635822227,
        29.93674279804962,
        -96.53033043677176,
        29.953885854624133
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:48.701504+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            736695.0,
            0.0,
            -1.0,
            3316206.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 86.215,
                "maximum": 126.137,
                "mean": 106.869,
                "stddev": 8.221
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.53217521571116,
              29.952370034040126
            ],
            [
              -96.53217521571116,
              29.969506008298644
            ],
            [
              -96.5147041607055,
              29.969506008298644
            ],
            [
              -96.5147041607055,
              29.952370034040126
            ],
            [
              -96.53217521571116,
              29.952370034040126
            ]
          ]
        ]
      },
      "bbox": [
        -96.53217521571116,
        29.952370034040126,
        -96.5147041607055,
        29.969506008298644
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:48.856585+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1865,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            738166.0,
            0.0,
            -1.0,
            3317970.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 80.387,
                "maximum": 116.335,
                "mean": 98.618,
                "stddev": 7.647
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.51654433992914,
              29.952362832875185
            ],
            [
              -96.51654433992914,
              29.969509646779233
            ],
            [
              -96.49907063154751,
              29.969509646779233
            ],
            [
              -96.49907063154751,
              29.952362832875185
            ],
            [
              -96.51654433992914,
              29.952362832875185
            ]
          ]
        ]
      },
      "bbox": [
        -96.51654433992914,
        29.952362832875185,
        -96.49907063154751,
        29.969509646779233
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:48.942330+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            739675.0,
            0.0,
            -1.0,
            3318003.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 73.717,
                "maximum": 112.778,
                "mean": 92.805,
                "stddev": 9.404
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.53216779022993,
              29.936737591864535
            ],
            [
              -96.53216779022993,
              29.95388247190807
            ],
            [
              -96.51469944023141,
              29.95388247190807
            ],
            [
              -96.51469944023141,
              29.936737591864535
            ],
            [
              -96.53216779022993,
              29.936737591864535
            ]
          ]
        ]
      },
      "bbox": [
        -96.53216779022993,
        29.936737591864535,
        -96.51469944023141,
        29.95388247190807
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:49.074819+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            738204.0,
            0.0,
            -1.0,
            3316238.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 79.847,
                "maximum": 118.224,
                "mean": 98.729,
                "stddev": 8.92
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996042d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.51654949007607,
              29.93673974284893
            ],
            [
              -96.51654949007607,
              29.95388644393666
            ],
            [
              -96.4990787130504,
              29.95388644393666
            ],
            [
              -96.4990787130504,
              29.93673974284893
            ],
            [
              -96.51654949007607,
              29.93673974284893
            ]
          ]
        ]
      },
      "bbox": [
        -96.51654949007607,
        29.93673974284893,
        -96.4990787130504,
        29.95388644393666
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:49.202988+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996042d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996042d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996042d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            739712.0,
            0.0,
            -1.0,
            3316271.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 74.803,
                "maximum": 114.056,
                "mean": 91.611,
                "stddev": 8.724
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996044b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.53217031228994,
              29.921114327549144
            ],
            [
              -96.53217031228994,
              29.938259095997136
            ],
            [
              -96.51470488946308,
              29.938259095997136
            ],
            [
              -96.51470488946308,
              29.921114327549144
            ],
            [
              -96.53217031228994,
              29.921114327549144
            ]
          ]
        ]
      },
      "bbox": [
        -96.53217031228994,
        29.921114327549144,
        -96.51470488946308,
        29.938259095997136
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:49.260267+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996044b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996044b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996044b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            738241.0,
            0.0,
            -1.0,
            3314506.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 87.027,
                "maximum": 126.605,
                "mean": 109.137,
                "stddev": 7.977
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996044b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.53217287336825,
              29.905481818294255
            ],
            [
              -96.53217287336825,
              29.92263568643164
            ],
            [
              -96.51469980265847,
              29.92263568643164
            ],
            [
              -96.51469980265847,
              29.905481818294255
            ],
            [
              -96.53217287336825,
              29.905481818294255
            ]
          ]
        ]
      },
      "bbox": [
        -96.53217287336825,
        29.905481818294255,
        -96.51469980265847,
        29.92263568643164
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:49.471900+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996044b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996044b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996044b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            738278.0,
            0.0,
            -1.0,
            3312774.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 91.41,
                "maximum": 133.975,
                "mean": 116.178,
                "stddev": 8.647
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996044b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.51654910943101,
              29.905484053129967
            ],
            [
              -96.51654910943101,
              29.922639742161678
            ],
            [
              -96.4990736127943,
              29.922639742161678
            ],
            [
              -96.4990736127943,
              29.905484053129967
            ],
            [
              -96.51654910943101,
              29.905484053129967
            ]
          ]
        ]
      },
      "bbox": [
        -96.51654910943101,
        29.905484053129967,
        -96.4990736127943,
        29.922639742161678
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:49.541387+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996044b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996044b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996044b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            739787.0,
            0.0,
            -1.0,
            3312807.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 94.157,
                "maximum": 128.235,
                "mean": 114.827,
                "stddev": 6.607
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996044b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.51654410449261,
              29.921116422773437
            ],
            [
              -96.51654410449261,
              29.938263012233925
            ],
            [
              -96.4990762550457,
              29.938263012233925
            ],
            [
              -96.4990762550457,
              29.921116422773437
            ],
            [
              -96.51654410449261,
              29.921116422773437
            ]
          ]
        ]
      },
      "bbox": [
        -96.51654410449261,
        29.921116422773437,
        -96.4990762550457,
        29.938263012233925
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:49.903529+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996044b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996044b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996044b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            739750.0,
            0.0,
            -1.0,
            3314539.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 80.985,
                "maximum": 120.83,
                "mean": 101.067,
                "stddev": 8.619
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996044d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.51654335806072,
              29.889860666140493
            ],
            [
              -96.51654335806072,
              29.90700722721383
            ],
            [
              -96.49907101171819,
              29.90700722721383
            ],
            [
              -96.49907101171819,
              29.889860666140493
            ],
            [
              -96.51654335806072,
              29.889860666140493
            ]
          ]
        ]
      },
      "bbox": [
        -96.51654335806072,
        29.889860666140493,
        -96.49907101171819,
        29.90700722721383
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:50.004587+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996044d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996044d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996044d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            739825.0,
            0.0,
            -1.0,
            3311074.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 103.139,
                "maximum": 128.86,
                "mean": 120.129,
                "stddev": 4.945
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.50092869538538,
              29.983609180381432
            ],
            [
              -96.50092869538538,
              30.00076705689547
            ],
            [
              -96.48344646189,
              30.00076705689547
            ],
            [
              -96.48344646189,
              29.983609180381432
            ],
            [
              -96.50092869538538,
              29.983609180381432
            ]
          ]
        ]
      },
      "bbox": [
        -96.50092869538538,
        29.983609180381432,
        -96.48344646189,
        30.00076705689547
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:50.089091+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            741107.0,
            0.0,
            -1.0,
            3321501.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.405,
                "maximum": 102.06,
                "mean": 83.537,
                "stddev": 8.215
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.48530333349312,
              29.98360719874362
            ],
            [
              -96.48530333349312,
              30.00076689728645
            ],
            [
              -96.46781866896836,
              30.00076689728645
            ],
            [
              -96.46781866896836,
              29.98360719874362
            ],
            [
              -96.48530333349312,
              29.98360719874362
            ]
          ]
        ]
      },
      "bbox": [
        -96.48530333349312,
        29.98360719874362,
        -96.46781866896836,
        30.00076689728645
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:50.208650+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742615.0,
            0.0,
            -1.0,
            3321534.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 65.781,
                "maximum": 100.829,
                "mean": 81.032,
                "stddev": 9.308
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.50092630647265,
              29.96798610140889
            ],
            [
              -96.50092630647265,
              29.98513484911655
            ],
            [
              -96.48344723678785,
              29.98513484911655
            ],
            [
              -96.48344723678785,
              29.96798610140889
            ],
            [
              -96.50092630647265,
              29.96798610140889
            ]
          ]
        ]
      },
      "bbox": [
        -96.50092630647265,
        29.96798610140889,
        -96.48344723678785,
        29.98513484911655
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:50.331192+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            741145.0,
            0.0,
            -1.0,
            3319768.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.369,
                "maximum": 106.869,
                "mean": 87.278,
                "stddev": 11.251
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.48530339312728,
              29.967984261499627
            ],
            [
              -96.48530339312728,
              29.985143846011756
            ],
            [
              -96.46782166690592,
              29.985143846011756
            ],
            [
              -96.46782166690592,
              29.967984261499627
            ],
            [
              -96.48530339312728,
              29.967984261499627
            ]
          ]
        ]
      },
      "bbox": [
        -96.48530339312728,
        29.967984261499627,
        -96.46782166690592,
        29.985143846011756
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:50.421163+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742653.0,
            0.0,
            -1.0,
            3319802.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 65.781,
                "maximum": 104.221,
                "mean": 86.928,
                "stddev": 9.994
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46967788420012,
              29.98361237625223
            ],
            [
              -96.46967788420012,
              30.000764879831152
            ],
            [
              -96.45219101904648,
              30.000764879831152
            ],
            [
              -96.45219101904648,
              29.98361237625223
            ],
            [
              -96.46967788420012,
              29.98361237625223
            ]
          ]
        ]
      },
      "bbox": [
        -96.46967788420012,
        29.98361237625223,
        -96.45219101904648,
        30.000764879831152
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:50.528643+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744123.0,
            0.0,
            -1.0,
            3321567.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 65.666,
                "maximum": 104.487,
                "mean": 81.444,
                "stddev": 9.06
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46968062106076,
              29.96798056621612
            ],
            [
              -96.46968062106076,
              29.98514197020921
            ],
            [
              -96.45219646746641,
              29.98514197020921
            ],
            [
              -96.45219646746641,
              29.96798056621612
            ],
            [
              -96.46968062106076,
              29.96798056621612
            ]
          ]
        ]
      },
      "bbox": [
        -96.46968062106076,
        29.96798056621612,
        -96.45219646746641,
        29.98514197020921
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:50.675663+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744161.0,
            0.0,
            -1.0,
            3319835.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.46,
                "maximum": 100.65,
                "mean": 76.799,
                "stddev": 8.205
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.45406316137297,
              29.983606681468483
            ],
            [
              -96.45406316137297,
              30.000770220706215
            ],
            [
              -96.4365632817127,
              30.000770220706215
            ],
            [
              -96.4365632817127,
              29.983606681468483
            ],
            [
              -96.45406316137297,
              29.983606681468483
            ]
          ]
        ]
      },
      "bbox": [
        -96.45406316137297,
        29.983606681468483,
        -96.4365632817127,
        30.000770220706215
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.031417+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745630.0,
            0.0,
            -1.0,
            3321601.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 68.104,
                "maximum": 109.661,
                "mean": 93.128,
                "stddev": 8.746
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.4540577617386,
              29.967983829598246
            ],
            [
              -96.4540577617386,
              29.985147253441813
            ],
            [
              -96.43656082439126,
              29.985147253441813
            ],
            [
              -96.43656082439126,
              29.967983829598246
            ],
            [
              -96.4540577617386,
              29.967983829598246
            ]
          ]
        ]
      },
      "bbox": [
        -96.4540577617386,
        29.967983829598246,
        -96.43656082439126,
        29.985147253441813
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.163223+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745669.0,
            0.0,
            -1.0,
            3319869.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.641,
                "maximum": 99.065,
                "mean": 78.591,
                "stddev": 8.411
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.48530326671187,
              29.95236129076286
            ],
            [
              -96.48530326671187,
              29.969511745302114
            ],
            [
              -96.46782470533863,
              29.969511745302114
            ],
            [
              -96.46782470533863,
              29.95236129076286
            ],
            [
              -96.48530326671187,
              29.95236129076286
            ]
          ]
        ]
      },
      "bbox": [
        -96.48530326671187,
        29.95236129076286,
        -96.46782470533863,
        29.969511745302114
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.239318+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742691.0,
            0.0,
            -1.0,
            3318069.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 68.404,
                "maximum": 105.722,
                "mean": 84.583,
                "stddev": 8.003
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.50092097631449,
              29.936739842996822
            ],
            [
              -96.50092097631449,
              29.953888365025
            ],
            [
              -96.48344777236322,
              29.953888365025
            ],
            [
              -96.48344777236322,
              29.936739842996822
            ],
            [
              -96.50092097631449,
              29.936739842996822
            ]
          ]
        ]
      },
      "bbox": [
        -96.50092097631449,
        29.936739842996822,
        -96.48344777236322,
        29.953888365025
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.311495+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            741221.0,
            0.0,
            -1.0,
            3316304.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 74.575,
                "maximum": 115.271,
                "mean": 98.998,
                "stddev": 7.512
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.50092373343024,
              29.952362988942724
            ],
            [
              -96.50092373343024,
              29.969511623818914
            ],
            [
              -96.48344759771598,
              29.969511623818914
            ],
            [
              -96.48344759771598,
              29.952362988942724
            ],
            [
              -96.50092373343024,
              29.952362988942724
            ]
          ]
        ]
      },
      "bbox": [
        -96.50092373343024,
        29.952362988942724,
        -96.48344759771598,
        29.969511623818914
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.418535+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1647
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            741183.0,
            0.0,
            -1.0,
            3318036.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 70.057,
                "maximum": 108.046,
                "mean": 85.572,
                "stddev": 7.488
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.48530295430452,
              29.936738087603718
            ],
            [
              -96.48530295430452,
              29.953888627002094
            ],
            [
              -96.46781697333556,
              29.953888627002094
            ],
            [
              -96.46781697333556,
              29.936738087603718
            ],
            [
              -96.48530295430452,
              29.936738087603718
            ]
          ]
        ]
      },
      "bbox": [
        -96.48530295430452,
        29.936738087603718,
        -96.46781697333556,
        29.953888627002094
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.480687+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742729.0,
            0.0,
            -1.0,
            3316337.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 72.647,
                "maximum": 105.419,
                "mean": 91.686,
                "stddev": 5.869
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.45406275843439,
              29.95235213030438
            ],
            [
              -96.45406275843439,
              29.969515437439792
            ],
            [
              -96.43656876448932,
              29.969515437439792
            ],
            [
              -96.43656876448932,
              29.95235213030438
            ],
            [
              -96.45406275843439,
              29.95235213030438
            ]
          ]
        ]
      },
      "bbox": [
        -96.45406275843439,
        29.95235213030438,
        -96.43656876448932,
        29.969515437439792
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.680811+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745707.0,
            0.0,
            -1.0,
            3318136.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.497,
                "maximum": 86.347,
                "mean": 71.324,
                "stddev": 5.399
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46968294122846,
              29.952357538104646
            ],
            [
              -96.46968294122846,
              29.96951902707919
            ],
            [
              -96.45219137087551,
              29.96951902707919
            ],
            [
              -96.45219137087551,
              29.952357538104646
            ],
            [
              -96.46968294122846,
              29.952357538104646
            ]
          ]
        ]
      },
      "bbox": [
        -96.46968294122846,
        29.952357538104646,
        -96.45219137087551,
        29.96951902707919
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.739595+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744199.0,
            0.0,
            -1.0,
            3318103.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 65.43,
                "maximum": 98.322,
                "mean": 81.728,
                "stddev": 8.508
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.45405698379541,
              29.93672921172796
            ],
            [
              -96.45405698379541,
              29.95389240343586
            ],
            [
              -96.4365659277391,
              29.95389240343586
            ],
            [
              -96.4365659277391,
              29.93672921172796
            ],
            [
              -96.45405698379541,
              29.93672921172796
            ]
          ]
        ]
      },
      "bbox": [
        -96.45405698379541,
        29.93672921172796,
        -96.4365659277391,
        29.95389240343586
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.869042+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745746.0,
            0.0,
            -1.0,
            3316404.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.093,
                "maximum": 98.064,
                "mean": 82.969,
                "stddev": 7.529
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843799473395,
              29.983608145678918
            ],
            [
              -96.43843799473395,
              30.000773504334628
            ],
            [
              -96.42093568746792,
              30.000773504334628
            ],
            [
              -96.42093568746792,
              29.983608145678918
            ],
            [
              -96.43843799473395,
              29.983608145678918
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843799473395,
        29.983608145678918,
        -96.42093568746792,
        30.000773504334628
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:51.926717+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747138.0,
            0.0,
            -1.0,
            3321635.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 82.2,
                "maximum": 108.984,
                "mean": 98.966,
                "stddev": 5.272
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996051d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.4696850734857,
              29.93673467687409
            ],
            [
              -96.4696850734857,
              29.95388703461631
            ],
            [
              -96.4521966706343,
              29.95388703461631
            ],
            [
              -96.4521966706343,
              29.93673467687409
            ],
            [
              -96.4696850734857,
              29.93673467687409
            ]
          ]
        ]
      },
      "bbox": [
        -96.4696850734857,
        29.93673467687409,
        -96.4521966706343,
        29.95388703461631
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.060923+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996051d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996051d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996051d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744237.0,
            0.0,
            -1.0,
            3316370.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 66.459,
                "maximum": 100.695,
                "mean": 81.714,
                "stddev": 7.804
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42281320391969,
              29.983598737886524
            ],
            [
              -96.42281320391969,
              30.000774929997604
            ],
            [
              -96.40530823776936,
              30.000774929997604
            ],
            [
              -96.40530823776936,
              29.983598737886524
            ],
            [
              -96.42281320391969,
              29.983598737886524
            ]
          ]
        ]
      },
      "bbox": [
        -96.42281320391969,
        29.983598737886524,
        -96.40530823776936,
        30.000774929997604
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.168901+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748646.0,
            0.0,
            -1.0,
            3321669.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 74.444,
                "maximum": 104.23,
                "mean": 92.413,
                "stddev": 6.008
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42281270146638,
              29.967976175164512
            ],
            [
              -96.42281270146638,
              29.985143233962848
            ],
            [
              -96.4053109162797,
              29.985143233962848
            ],
            [
              -96.4053109162797,
              29.967976175164512
            ],
            [
              -96.42281270146638,
              29.967976175164512
            ]
          ]
        ]
      },
      "bbox": [
        -96.42281270146638,
        29.967976175164512,
        -96.4053109162797,
        29.985143233962848
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.261973+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748685.0,
            0.0,
            -1.0,
            3319936.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 72.385,
                "maximum": 102.525,
                "mean": 90.884,
                "stddev": 6.176
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843527518538,
              29.967976422331173
            ],
            [
              -96.43843527518538,
              29.985141664260873
            ],
            [
              -96.42093591394645,
              29.985141664260873
            ],
            [
              -96.42093591394645,
              29.967976422331173
            ],
            [
              -96.43843527518538,
              29.967976422331173
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843527518538,
        29.967976422331173,
        -96.42093591394645,
        29.985141664260873
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.319660+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747177.0,
            0.0,
            -1.0,
            3319902.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.566,
                "maximum": 102.967,
                "mean": 91.775,
                "stddev": 6.669
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40719027202668,
              29.967974072539715
            ],
            [
              -96.40719027202668,
              29.985151962248974
            ],
            [
              -96.38968582861281,
              29.985151962248974
            ],
            [
              -96.38968582861281,
              29.967974072539715
            ],
            [
              -96.40719027202668,
              29.967974072539715
            ]
          ]
        ]
      },
      "bbox": [
        -96.40719027202668,
        29.967974072539715,
        -96.38968582861281,
        29.985151962248974
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.391732+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750193.0,
            0.0,
            -1.0,
            3319971.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.988,
                "maximum": 97.685,
                "mean": 83.319,
                "stddev": 7.173
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718832588375,
              29.983596488935827
            ],
            [
              -96.40718832588375,
              30.00077449772874
            ],
            [
              -96.38968093407422,
              30.00077449772874
            ],
            [
              -96.38968093407422,
              29.983596488935827
            ],
            [
              -96.40718832588375,
              29.983596488935827
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718832588375,
        29.983596488935827,
        -96.38968093407422,
        30.00077449772874
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.531663+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750154.0,
            0.0,
            -1.0,
            3321703.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.386,
                "maximum": 98.928,
                "mean": 88.217,
                "stddev": 6.48
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156335784809,
              29.98360139852522
            ],
            [
              -96.39156335784809,
              30.00077220756229
            ],
            [
              -96.37405377783962,
              30.00077220756229
            ],
            [
              -96.37405377783962,
              29.98360139852522
            ],
            [
              -96.39156335784809,
              29.98360139852522
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156335784809,
        29.98360139852522,
        -96.37405377783962,
        30.00077220756229
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.787983+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751662.0,
            0.0,
            -1.0,
            3321737.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.651,
                "maximum": 95.649,
                "mean": 77.207,
                "stddev": 10.249
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.4384321355221,
              29.952353681143226
            ],
            [
              -96.4384321355221,
              29.969518806424635
            ],
            [
              -96.42093571636154,
              29.969518806424635
            ],
            [
              -96.42093571636154,
              29.952353681143226
            ],
            [
              -96.4384321355221,
              29.952353681143226
            ]
          ]
        ]
      },
      "bbox": [
        -96.4384321355221,
        29.952353681143226,
        -96.42093571636154,
        29.969518806424635
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:52.900667+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747216.0,
            0.0,
            -1.0,
            3318170.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.135,
                "maximum": 92.273,
                "mean": 73.944,
                "stddev": 8.255
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3915679883215,
              29.967969907992
            ],
            [
              -96.3915679883215,
              29.985149818333014
            ],
            [
              -96.37405076709642,
              29.985149818333014
            ],
            [
              -96.37405076709642,
              29.967969907992
            ],
            [
              -96.3915679883215,
              29.967969907992
            ]
          ]
        ]
      },
      "bbox": [
        -96.3915679883215,
        29.967969907992,
        -96.37405076709642,
        29.985149818333014
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.029798+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751701.0,
            0.0,
            -1.0,
            3320005.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 61.945,
                "maximum": 99.906,
                "mean": 84.712,
                "stddev": 7.623
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42281200852423,
              29.952353579142695
            ],
            [
              -96.42281200852423,
              29.96952052005612
            ],
            [
              -96.40531316739303,
              29.96952052005612
            ],
            [
              -96.40531316739303,
              29.952353579142695
            ],
            [
              -96.42281200852423,
              29.952353579142695
            ]
          ]
        ]
      },
      "bbox": [
        -96.42281200852423,
        29.952353579142695,
        -96.40531316739303,
        29.96952052005612
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.135316+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748724.0,
            0.0,
            -1.0,
            3318204.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.11,
                "maximum": 93.444,
                "mean": 76.796,
                "stddev": 7.751
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843915873732,
              29.9367309066685
            ],
            [
              -96.43843915873732,
              29.9538961167077
            ],
            [
              -96.42093532805382,
              29.9538961167077
            ],
            [
              -96.42093532805382,
              29.9367309066685
            ],
            [
              -96.43843915873732,
              29.9367309066685
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843915873732,
        29.9367309066685,
        -96.42093532805382,
        29.9538961167077
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.244202+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747254.0,
            0.0,
            -1.0,
            3316438.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 59.914,
                "maximum": 91.83,
                "mean": 77.487,
                "stddev": 8.251
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40719202576113,
              29.95235141766961
            ],
            [
              -96.40719202576113,
              29.969520378078403
            ],
            [
              -96.38968041001813,
              29.969520378078403
            ],
            [
              -96.38968041001813,
              29.95235141766961
            ],
            [
              -96.40719202576113,
              29.95235141766961
            ]
          ]
        ]
      },
      "bbox": [
        -96.40719202576113,
        29.95235141766961,
        -96.38968041001813,
        29.969520378078403
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.325351+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750232.0,
            0.0,
            -1.0,
            3318238.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.196,
                "maximum": 94.421,
                "mean": 81.181,
                "stddev": 7.373
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42281112515211,
              29.936730745983585
            ],
            [
              -96.42281112515211,
              29.953897772847185
            ],
            [
              -96.40530487303572,
              29.953897772847185
            ],
            [
              -96.40530487303572,
              29.936730745983585
            ],
            [
              -96.42281112515211,
              29.936730745983585
            ]
          ]
        ]
      },
      "bbox": [
        -96.42281112515211,
        29.936730745983585,
        -96.40530487303572,
        29.953897772847185
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.450570+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748763.0,
            0.0,
            -1.0,
            3316472.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.45,
                "maximum": 86.916,
                "mean": 67.357,
                "stddev": 5.335
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156584377959,
              29.936725064180504
            ],
            [
              -96.39156584377959,
              29.953904734839142
            ],
            [
              -96.37405451832767,
              29.953904734839142
            ],
            [
              -96.37405451832767,
              29.936725064180504
            ],
            [
              -96.39156584377959,
              29.936725064180504
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156584377959,
        29.936725064180504,
        -96.37405451832767,
        29.953904734839142
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.554194+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751780.0,
            0.0,
            -1.0,
            3316541.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.142,
                "maximum": 80.676,
                "mean": 63.681,
                "stddev": 5.783
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40719358714723,
              29.936728934786053
            ],
            [
              -96.40719358714723,
              29.953897775960744
            ],
            [
              -96.38968491684108,
              29.953897775960744
            ],
            [
              -96.38968491684108,
              29.936728934786053
            ],
            [
              -96.40719358714723,
              29.936728934786053
            ]
          ]
        ]
      },
      "bbox": [
        -96.40719358714723,
        29.936728934786053,
        -96.38968491684108,
        29.953897775960744
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.673954+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750271.0,
            0.0,
            -1.0,
            3316506.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.752,
                "maximum": 80.285,
                "mean": 64.269,
                "stddev": 4.335
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996052d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39157218868706,
              29.952347605881176
            ],
            [
              -96.39157218868706,
              29.969527395789083
            ],
            [
              -96.37405791723857,
              29.969527395789083
            ],
            [
              -96.37405791723857,
              29.952347605881176
            ],
            [
              -96.39157218868706,
              29.952347605881176
            ]
          ]
        ]
      },
      "bbox": [
        -96.39157218868706,
        29.952347605881176,
        -96.37405791723857,
        29.969527395789083
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.799496+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996052d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996052d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996052d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751740.0,
            0.0,
            -1.0,
            3318273.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.77,
                "maximum": 97.301,
                "mean": 74.862,
                "stddev": 7.757
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.50092838545584,
              29.921116663585046
            ],
            [
              -96.50092838545584,
              29.938265269168337
            ],
            [
              -96.4834477607874,
              29.938265269168337
            ],
            [
              -96.4834477607874,
              29.921116663585046
            ],
            [
              -96.50092838545584,
              29.921116663585046
            ]
          ]
        ]
      },
      "bbox": [
        -96.50092838545584,
        29.921116663585046,
        -96.4834477607874,
        29.938265269168337
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:53.906475+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            741258.0,
            0.0,
            -1.0,
            3314572.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 83.925,
                "maximum": 119.7,
                "mean": 105.75,
                "stddev": 6.131
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.50092548393732,
              29.905484434714698
            ],
            [
              -96.50092548393732,
              29.922632927232897
            ],
            [
              -96.48344778996174,
              29.922632927232897
            ],
            [
              -96.48344778996174,
              29.905484434714698
            ],
            [
              -96.50092548393732,
              29.905484434714698
            ]
          ]
        ]
      },
      "bbox": [
        -96.50092548393732,
        29.905484434714698,
        -96.48344778996174,
        29.922632927232897
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.022805+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            741296.0,
            0.0,
            -1.0,
            3312839.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 83.566,
                "maximum": 123.578,
                "mean": 105.532,
                "stddev": 8.269
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.48530268270315,
              29.92110603414057
            ],
            [
              -96.48530268270315,
              29.938265475220916
            ],
            [
              -96.4678194081446,
              29.938265475220916
            ],
            [
              -96.4678194081446,
              29.92110603414057
            ],
            [
              -96.48530268270315,
              29.92110603414057
            ]
          ]
        ]
      },
      "bbox": [
        -96.48530268270315,
        29.92110603414057,
        -96.4678194081446,
        29.938265475220916
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.119931+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742767.0,
            0.0,
            -1.0,
            3314605.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 75.95,
                "maximum": 110.294,
                "mean": 94.556,
                "stddev": 7.092
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46967666786604,
              29.92111158210305
            ],
            [
              -96.46967666786604,
              29.938263825616918
            ],
            [
              -96.45219119857364,
              29.938263825616918
            ],
            [
              -96.45219119857364,
              29.92111158210305
            ],
            [
              -96.46967666786604,
              29.92111158210305
            ]
          ]
        ]
      },
      "bbox": [
        -96.46967666786604,
        29.92111158210305,
        -96.45219119857364,
        29.938263825616918
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.209570+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744276.0,
            0.0,
            -1.0,
            3314638.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 70.183,
                "maximum": 105.725,
                "mean": 85.621,
                "stddev": 7.179
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.4853019983417,
              29.905482963081482
            ],
            [
              -96.4853019983417,
              29.922642289972433
            ],
            [
              -96.46782165486967,
              29.922642289972433
            ],
            [
              -96.46782165486967,
              29.905482963081482
            ],
            [
              -96.4853019983417,
              29.905482963081482
            ]
          ]
        ]
      },
      "bbox": [
        -96.4853019983417,
        29.905482963081482,
        -96.46782165486967,
        29.922642289972433
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.266983+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742805.0,
            0.0,
            -1.0,
            3312873.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 79.523,
                "maximum": 124.289,
                "mean": 101.356,
                "stddev": 8.821
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.45406137252026,
              29.92110625987739
            ],
            [
              -96.45406137252026,
              29.938269536241535
            ],
            [
              -96.43656290224489,
              29.938269536241535
            ],
            [
              -96.43656290224489,
              29.92110625987739
            ],
            [
              -96.45406137252026,
              29.92110625987739
            ]
          ]
        ]
      },
      "bbox": [
        -96.45406137252026,
        29.92110625987739,
        -96.43656290224489,
        29.938269536241535
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.368330+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745784.0,
            0.0,
            -1.0,
            3314672.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 76.282,
                "maximum": 109.094,
                "mean": 93.143,
                "stddev": 5.63
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46967865409857,
              29.905479638263905
            ],
            [
              -96.46967865409857,
              29.922640782118552
            ],
            [
              -96.45219588972006,
              29.922640782118552
            ],
            [
              -96.45219588972006,
              29.905479638263905
            ],
            [
              -96.46967865409857,
              29.905479638263905
            ]
          ]
        ]
      },
      "bbox": [
        -96.46967865409857,
        29.905479638263905,
        -96.45219588972006,
        29.922640782118552
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.544799+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744314.0,
            0.0,
            -1.0,
            3312906.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 74.795,
                "maximum": 115.216,
                "mean": 95.334,
                "stddev": 7.998
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.50092217318303,
              29.889861188391553
            ],
            [
              -96.50092217318303,
              29.907009567919662
            ],
            [
              -96.48344740596987,
              29.907009567919662
            ],
            [
              -96.48344740596987,
              29.889861188391553
            ],
            [
              -96.50092217318303,
              29.889861188391553
            ]
          ]
        ]
      },
      "bbox": [
        -96.50092217318303,
        29.889861188391553,
        -96.48344740596987,
        29.907009567919662
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.711941+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            741334.0,
            0.0,
            -1.0,
            3311107.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 90.363,
                "maximum": 127.1,
                "mean": 114.366,
                "stddev": 8.411
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.45405545266236,
              29.905474460296222
            ],
            [
              -96.45405545266236,
              29.922646435575107
            ],
            [
              -96.43657003791303,
              29.922646435575107
            ],
            [
              -96.43657003791303,
              29.905474460296222
            ],
            [
              -96.45405545266236,
              29.905474460296222
            ]
          ]
        ]
      },
      "bbox": [
        -96.45405545266236,
        29.905474460296222,
        -96.43657003791303,
        29.922646435575107
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:54.911104+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745823.0,
            0.0,
            -1.0,
            3312940.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 82.969,
                "maximum": 127.061,
                "mean": 103.801,
                "stddev": 6.95
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.48530112816067,
              29.88985985858528
            ],
            [
              -96.48530112816067,
              29.907010055259054
            ],
            [
              -96.4678239417492,
              29.907010055259054
            ],
            [
              -96.4678239417492,
              29.88985985858528
            ],
            [
              -96.48530112816067,
              29.88985985858528
            ]
          ]
        ]
      },
      "bbox": [
        -96.48530112816067,
        29.88985985858528,
        -96.4678239417492,
        29.907010055259054
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.004624+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742843.0,
            0.0,
            -1.0,
            3311140.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 93.388,
                "maximum": 127.812,
                "mean": 113.085,
                "stddev": 6.622
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46968022444716,
              29.889856476867823
            ],
            [
              -96.46968022444716,
              29.90700868926498
            ],
            [
              -96.45219027215215,
              29.90700868926498
            ],
            [
              -96.45219027215215,
              29.889856476867823
            ],
            [
              -96.46968022444716,
              29.889856476867823
            ]
          ]
        ]
      },
      "bbox": [
        -96.46968022444716,
        29.889856476867823,
        -96.45219027215215,
        29.90700868926498
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.061899+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744352.0,
            0.0,
            -1.0,
            3311173.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 86.33,
                "maximum": 124.962,
                "mean": 103.77,
                "stddev": 7.228
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.48530007221731,
              29.87423672066593
            ],
            [
              -96.48530007221731,
              29.89138680309634
            ],
            [
              -96.46782581233882,
              29.89138680309634
            ],
            [
              -96.46782581233882,
              29.87423672066593
            ],
            [
              -96.48530007221731,
              29.87423672066593
            ]
          ]
        ]
      },
      "bbox": [
        -96.48530007221731,
        29.87423672066593,
        -96.46782581233882,
        29.89138680309634
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.170768+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1648
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            742881.0,
            0.0,
            -1.0,
            3309408.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 104.337,
                "maximum": 125.159,
                "mean": 116.117,
                "stddev": 4.142
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46968160711862,
              29.874233482031308
            ],
            [
              -96.46968160711862,
              29.891394594778433
            ],
            [
              -96.45219435550051,
              29.891394594778433
            ],
            [
              -96.45219435550051,
              29.874233482031308
            ],
            [
              -96.46968160711862,
              29.874233482031308
            ]
          ]
        ]
      },
      "bbox": [
        -96.46968160711862,
        29.874233482031308,
        -96.45219435550051,
        29.891394594778433
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.260200+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744390.0,
            0.0,
            -1.0,
            3309442.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 98.13,
                "maximum": 123.399,
                "mean": 110.498,
                "stddev": 4.82
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.45405923422945,
              29.88986045752293
            ],
            [
              -96.45405923422945,
              29.907014485764396
            ],
            [
              -96.43656686448264,
              29.907014485764396
            ],
            [
              -96.43656686448264,
              29.88986045752293
            ],
            [
              -96.45405923422945,
              29.88986045752293
            ]
          ]
        ]
      },
      "bbox": [
        -96.45405923422945,
        29.88986045752293,
        -96.43656686448264,
        29.907014485764396
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.365613+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745861.0,
            0.0,
            -1.0,
            3311207.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 88.942,
                "maximum": 127.061,
                "mean": 108.094,
                "stddev": 7.194
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843564049182,
              29.921108098920982
            ],
            [
              -96.43843564049182,
              29.93827319218375
            ],
            [
              -96.42093474908233,
              29.93827319218375
            ],
            [
              -96.42093474908233,
              29.921108098920982
            ],
            [
              -96.43843564049182,
              29.921108098920982
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843564049182,
        29.921108098920982,
        -96.42093474908233,
        29.93827319218375
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.423218+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747293.0,
            0.0,
            -1.0,
            3314706.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.608,
                "maximum": 103.51,
                "mean": 84.457,
                "stddev": 7.134
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996053d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.4540529396817,
              29.874228390118283
            ],
            [
              -96.4540529396817,
              29.891391318469946
            ],
            [
              -96.43656327134259,
              29.891391318469946
            ],
            [
              -96.43656327134259,
              29.874228390118283
            ],
            [
              -96.4540529396817,
              29.874228390118283
            ]
          ]
        ]
      },
      "bbox": [
        -96.4540529396817,
        29.874228390118283,
        -96.43656327134259,
        29.891391318469946
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.627895+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996053d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996053d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996053d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745900.0,
            0.0,
            -1.0,
            3309475.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 94.278,
                "maximum": 121.44,
                "mean": 106.607,
                "stddev": 4.792
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42281028378012,
              29.921099068065807
            ],
            [
              -96.42281028378012,
              29.93827499235002
            ],
            [
              -96.40530674054227,
              29.93827499235002
            ],
            [
              -96.40530674054227,
              29.921099068065807
            ],
            [
              -96.42281028378012,
              29.921099068065807
            ]
          ]
        ]
      },
      "bbox": [
        -96.42281028378012,
        29.921099068065807,
        -96.40530674054227,
        29.93827499235002
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.737161+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748802.0,
            0.0,
            -1.0,
            3314740.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.701,
                "maximum": 95.364,
                "mean": 77.983,
                "stddev": 7.045
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843216466922,
              29.9054762423473
            ],
            [
              -96.43843216466922,
              29.922641218722312
            ],
            [
              -96.42093421205459,
              29.922641218722312
            ],
            [
              -96.42093421205459,
              29.9054762423473
            ],
            [
              -96.43843216466922,
              29.9054762423473
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843216466922,
        29.9054762423473,
        -96.42093421205459,
        29.922641218722312
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.859419+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747332.0,
            0.0,
            -1.0,
            3312973.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 70.071,
                "maximum": 110.988,
                "mean": 89.13,
                "stddev": 8.092
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42280925180299,
              29.905467356847556
            ],
            [
              -96.42280925180299,
              29.92264316302752
            ],
            [
              -96.40530864948211,
              29.92264316302752
            ],
            [
              -96.40530864948211,
              29.905467356847556
            ],
            [
              -96.42280925180299,
              29.905467356847556
            ]
          ]
        ]
      },
      "bbox": [
        -96.42280925180299,
        29.905467356847556,
        -96.40530864948211,
        29.92264316302752
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:55.986062+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748841.0,
            0.0,
            -1.0,
            3313007.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.371,
                "maximum": 104.438,
                "mean": 90.363,
                "stddev": 6.048
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156965728965,
              29.92110248940362
            ],
            [
              -96.39156965728965,
              29.93827323049866
            ],
            [
              -96.37405116315456,
              29.93827323049866
            ],
            [
              -96.37405116315456,
              29.92110248940362
            ],
            [
              -96.39156965728965,
              29.92110248940362
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156965728965,
        29.92110248940362,
        -96.37405116315456,
        29.93827323049866
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:56.109231+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751819.0,
            0.0,
            -1.0,
            3314808.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 58.668,
                "maximum": 99.799,
                "mean": 76.804,
                "stddev": 9.262
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718484050565,
              29.921097198327256
            ],
            [
              -96.40718484050565,
              29.938274936773862
            ],
            [
              -96.38967887808096,
              29.938274936773862
            ],
            [
              -96.38967887808096,
              29.921097198327256
            ],
            [
              -96.40718484050565,
              29.921097198327256
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718484050565,
        29.921097198327256,
        -96.38967887808096,
        29.938274936773862
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:56.234317+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750311.0,
            0.0,
            -1.0,
            3314774.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 59.204,
                "maximum": 99.755,
                "mean": 80.7,
                "stddev": 8.339
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156316391846,
              29.905471072444776
            ],
            [
              -96.39156316391846,
              29.922650503258097
            ],
            [
              -96.3740577271194,
              29.922650503258097
            ],
            [
              -96.3740577271194,
              29.905471072444776
            ],
            [
              -96.39156316391846,
              29.905471072444776
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156316391846,
        29.905471072444776,
        -96.3740577271194,
        29.922650503258097
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:56.335697+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751859.0,
            0.0,
            -1.0,
            3313076.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.666,
                "maximum": 109.663,
                "mean": 93.53,
                "stddev": 7.553
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718601884295,
              29.90547464899107
            ],
            [
              -96.40718601884295,
              29.922652268191882
            ],
            [
              -96.38968299757825,
              29.922652268191882
            ],
            [
              -96.38968299757825,
              29.90547464899107
            ],
            [
              -96.40718601884295,
              29.90547464899107
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718601884295,
        29.90547464899107,
        -96.38968299757825,
        29.922652268191882
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:56.543812+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750350.0,
            0.0,
            -1.0,
            3313042.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 72.861,
                "maximum": 114.038,
                "mean": 97.679,
                "stddev": 7.335
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843861608816,
              29.889853570412964
            ],
            [
              -96.43843861608816,
              29.90700941309468
            ],
            [
              -96.42094383229231,
              29.90700941309468
            ],
            [
              -96.42094383229231,
              29.889853570412964
            ],
            [
              -96.43843861608816,
              29.889853570412964
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843861608816,
        29.889853570412964,
        -96.42094383229231,
        29.90700941309468
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:56.969725+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747370.0,
            0.0,
            -1.0,
            3311240.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 83.219,
                "maximum": 124.646,
                "mean": 100.004,
                "stddev": 7.952
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42280756512187,
              29.889853643297464
            ],
            [
              -96.42280756512187,
              29.907020315974503
            ],
            [
              -96.40531013185465,
              29.907020315974503
            ],
            [
              -96.40531013185465,
              29.889853643297464
            ],
            [
              -96.42280756512187,
              29.889853643297464
            ]
          ]
        ]
      },
      "bbox": [
        -96.42280756512187,
        29.889853643297464,
        -96.40531013185465,
        29.907020315974503
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.085915+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748880.0,
            0.0,
            -1.0,
            3311275.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 81.574,
                "maximum": 124.727,
                "mean": 103.646,
                "stddev": 8.475
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718700501043,
              29.88985206641191
            ],
            [
              -96.40718700501043,
              29.907020550889705
            ],
            [
              -96.38968715791114,
              29.907020550889705
            ],
            [
              -96.38968715791114,
              29.88985206641191
            ],
            [
              -96.40718700501043,
              29.88985206641191
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718700501043,
        29.88985206641191,
        -96.38968715791114,
        29.907020550889705
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.191382+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750389.0,
            0.0,
            -1.0,
            3311309.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 81.939,
                "maximum": 118.018,
                "mean": 99.209,
                "stddev": 7.549
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843453107047,
              29.874230662814444
            ],
            [
              -96.43843453107047,
              29.89139540435314
            ],
            [
              -96.4209424475209,
              29.89139540435314
            ],
            [
              -96.4209424475209,
              29.874230662814444
            ],
            [
              -96.43843453107047,
              29.874230662814444
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843453107047,
        29.874230662814444,
        -96.4209424475209,
        29.89139540435314
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.249803+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747409.0,
            0.0,
            -1.0,
            3309509.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 95.32,
                "maximum": 127.496,
                "mean": 116.881,
                "stddev": 5.14
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156659066427,
              29.88984843143951
            ],
            [
              -96.39156659066427,
              29.907018932419373
            ],
            [
              -96.3740539836912,
              29.907018932419373
            ],
            [
              -96.3740539836912,
              29.88984843143951
            ],
            [
              -96.39156659066427,
              29.88984843143951
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156659066427,
        29.88984843143951,
        -96.3740539836912,
        29.907018932419373
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.312687+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751898.0,
            0.0,
            -1.0,
            3311343.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 75.245,
                "maximum": 105.685,
                "mean": 89.104,
                "stddev": 5.36
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42280592047025,
              29.874230881061816
            ],
            [
              -96.42280592047025,
              29.89139743567528
            ],
            [
              -96.40531142182398,
              29.89139743567528
            ],
            [
              -96.40531142182398,
              29.874230881061816
            ],
            [
              -96.42280592047025,
              29.874230881061816
            ]
          ]
        ]
      },
      "bbox": [
        -96.42280592047025,
        29.874230881061816,
        -96.40531142182398,
        29.89139743567528
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.485949+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748919.0,
            0.0,
            -1.0,
            3309543.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 102.251,
                "maximum": 126.213,
                "mean": 114.324,
                "stddev": 4.931
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718779906778,
              29.87422924591221
            ],
            [
              -96.40718779906778,
              29.891397815782028
            ],
            [
              -96.38968054232625,
              29.891397815782028
            ],
            [
              -96.38968054232625,
              29.87422924591221
            ],
            [
              -96.40718779906778,
              29.87422924591221
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718779906778,
        29.87422924591221,
        -96.38968054232625,
        29.891397815782028
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.542845+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750428.0,
            0.0,
            -1.0,
            3309577.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 90.432,
                "maximum": 124.925,
                "mean": 112.495,
                "stddev": 5.892
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996054d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156982338538,
              29.874225963316796
            ],
            [
              -96.39156982338538,
              29.891396343663764
            ],
            [
              -96.37406015658816,
              29.891396343663764
            ],
            [
              -96.37406015658816,
              29.874225963316796
            ],
            [
              -96.39156982338538,
              29.874225963316796
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156982338538,
        29.874225963316796,
        -96.37406015658816,
        29.891396343663764
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.599599+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996054d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996054d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996054d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751937.0,
            0.0,
            -1.0,
            3309611.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 80.812,
                "maximum": 115.305,
                "mean": 101.54,
                "stddev": 5.461
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3759491271518,
              29.98359543632843
            ],
            [
              -96.3759491271518,
              30.000777281265645
            ],
            [
              -96.35842653159092,
              30.000777281265645
            ],
            [
              -96.35842653159092,
              29.98359543632843
            ],
            [
              -96.3759491271518,
              29.98359543632843
            ]
          ]
        ]
      },
      "bbox": [
        -96.3759491271518,
        29.98359543632843,
        -96.35842653159092,
        30.000777281265645
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.724199+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753169.0,
            0.0,
            -1.0,
            3321772.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.915,
                "maximum": 88.299,
                "mean": 65.367,
                "stddev": 7.154
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36032445068061,
              29.983596632514917
            ],
            [
              -96.36032445068061,
              30.000780291519504
            ],
            [
              -96.34279943289191,
              30.000780291519504
            ],
            [
              -96.34279943289191,
              29.983596632514917
            ],
            [
              -96.36032445068061,
              29.983596632514917
            ]
          ]
        ]
      },
      "bbox": [
        -96.36032445068061,
        29.983596632514917,
        -96.34279943289191,
        30.000780291519504
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.780962+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754677.0,
            0.0,
            -1.0,
            3321807.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.016,
                "maximum": 79.666,
                "mean": 63.984,
                "stddev": 5.812
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36032338703215,
              29.96797445314796
            ],
            [
              -96.36032338703215,
              29.985157990463023
            ],
            [
              -96.34280132362599,
              29.985157990463023
            ],
            [
              -96.34280132362599,
              29.96797445314796
            ],
            [
              -96.36032338703215,
              29.96797445314796
            ]
          ]
        ]
      },
      "bbox": [
        -96.36032338703215,
        29.96797445314796,
        -96.34280132362599,
        29.985157990463023
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.889909+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754717.0,
            0.0,
            -1.0,
            3320075.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 52.983,
                "maximum": 89.678,
                "mean": 69.204,
                "stddev": 9.254
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594561476466,
              29.967973108360084
            ],
            [
              -96.37594561476466,
              29.985154832844607
            ],
            [
              -96.3584259716091,
              29.985154832844607
            ],
            [
              -96.3584259716091,
              29.967973108360084
            ],
            [
              -96.37594561476466,
              29.967973108360084
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594561476466,
        29.967973108360084,
        -96.3584259716091,
        29.985154832844607
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:57.947291+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753209.0,
            0.0,
            -1.0,
            3320040.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 61.951,
                "maximum": 99.906,
                "mean": 84.542,
                "stddev": 6.954
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3446999215342,
              29.983595971995275
            ],
            [
              -96.3446999215342,
              30.000781443753176
            ],
            [
              -96.32717248319966,
              30.000781443753176
            ],
            [
              -96.32717248319966,
              29.983595971995275
            ],
            [
              -96.3446999215342,
              29.983595971995275
            ]
          ]
        ]
      },
      "bbox": [
        -96.3446999215342,
        29.983595971995275,
        -96.32717248319966,
        30.000781443753176
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.100822+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756185.0,
            0.0,
            -1.0,
            3321842.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.743,
                "maximum": 85.792,
                "mean": 68.769,
                "stddev": 6.761
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3290755411686,
              29.983593454804772
            ],
            [
              -96.3290755411686,
              30.000780738001364
            ],
            [
              -96.31154568397116,
              30.000780738001364
            ],
            [
              -96.31154568397116,
              29.983593454804772
            ],
            [
              -96.3290755411686,
              29.983593454804772
            ]
          ]
        ]
      },
      "bbox": [
        -96.3290755411686,
        29.983593454804772,
        -96.31154568397116,
        30.000780738001364
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.261184+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757693.0,
            0.0,
            -1.0,
            3321877.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.574,
                "maximum": 107.879,
                "mean": 88.933,
                "stddev": 10.499
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.34470154644094,
              29.967964717403504
            ],
            [
              -96.34470154644094,
              29.985159291222278
            ],
            [
              -96.32716646918688,
              29.985159291222278
            ],
            [
              -96.32716646918688,
              29.967964717403504
            ],
            [
              -96.34470154644094,
              29.967964717403504
            ]
          ]
        ]
      },
      "bbox": [
        -96.34470154644094,
        29.967964717403504,
        -96.32716646918688,
        29.985159291222278
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.318348+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756225.0,
            0.0,
            -1.0,
            3320110.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.438,
                "maximum": 81.306,
                "mean": 60.122,
                "stddev": 6.149
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594190936935,
              29.952350747288776
            ],
            [
              -96.37594190936935,
              29.969532351303645
            ],
            [
              -96.35842521640257,
              29.969532351303645
            ],
            [
              -96.35842521640257,
              29.952350747288776
            ],
            [
              -96.37594190936935,
              29.952350747288776
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594190936935,
        29.952350747288776,
        -96.35842521640257,
        29.969532351303645
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.518956+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753249.0,
            0.0,
            -1.0,
            3318308.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 61.766,
                "maximum": 98.048,
                "mean": 83.459,
                "stddev": 6.456
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907961613273,
              29.967962350023257
            ],
            [
              -96.32907961613273,
              29.98515873515703
            ],
            [
              -96.31154212071348,
              29.98515873515703
            ],
            [
              -96.31154212071348,
              29.967962350023257
            ],
            [
              -96.32907961613273,
              29.967962350023257
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907961613273,
        29.967962350023257,
        -96.31154212071348,
        29.98515873515703
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.628909+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757733.0,
            0.0,
            -1.0,
            3320145.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.799,
                "maximum": 102.558,
                "mean": 75.494,
                "stddev": 8.709
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36032236675763,
              29.95234322573987
            ],
            [
              -96.36032236675763,
              29.96952664125083
            ],
            [
              -96.34280325725616,
              29.96952664125083
            ],
            [
              -96.34280325725616,
              29.95234322573987
            ],
            [
              -96.36032236675763,
              29.95234322573987
            ]
          ]
        ]
      },
      "bbox": [
        -96.36032236675763,
        29.95234322573987,
        -96.34280325725616,
        29.96952664125083
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.696626+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754757.0,
            0.0,
            -1.0,
            3318342.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.08,
                "maximum": 88.885,
                "mean": 77.339,
                "stddev": 6.473
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36032091316392,
              29.936720980161862
            ],
            [
              -96.36032091316392,
              29.953904273949995
            ],
            [
              -96.34280475360968,
              29.953904273949995
            ],
            [
              -96.34280475360968,
              29.936720980161862
            ],
            [
              -96.36032091316392,
              29.936720980161862
            ]
          ]
        ]
      },
      "bbox": [
        -96.36032091316392,
        29.936720980161862,
        -96.34280475360968,
        29.953904273949995
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.790980+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754797.0,
            0.0,
            -1.0,
            3316610.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.539,
                "maximum": 81.365,
                "mean": 62.456,
                "stddev": 5.815
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594859864498,
              29.936719338053884
            ],
            [
              -96.37594859864498,
              29.953901027818155
            ],
            [
              -96.35842450451298,
              29.953901027818155
            ],
            [
              -96.35842450451298,
              29.936719338053884
            ],
            [
              -96.37594859864498,
              29.936719338053884
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594859864498,
        29.936719338053884,
        -96.35842450451298,
        29.953901027818155
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.875288+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753288.0,
            0.0,
            -1.0,
            3316575.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.343,
                "maximum": 85.266,
                "mean": 66.493,
                "stddev": 7.677
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.34470273448764,
              29.95234265477512
            ],
            [
              -96.34470273448764,
              29.96952809065083
            ],
            [
              -96.32717085459727,
              29.96952809065083
            ],
            [
              -96.32717085459727,
              29.95234265477512
            ],
            [
              -96.34470273448764,
              29.95234265477512
            ]
          ]
        ]
      },
      "bbox": [
        -96.34470273448764,
        29.95234265477512,
        -96.32717085459727,
        29.96952809065083
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:58.972807+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756265.0,
            0.0,
            -1.0,
            3318377.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.766,
                "maximum": 80.013,
                "mean": 64.244,
                "stddev": 8.204
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.34470372574854,
              29.936720559059697
            ],
            [
              -96.34470372574854,
              29.953905871877677
            ],
            [
              -96.32717479939801,
              29.953905871877677
            ],
            [
              -96.32717479939801,
              29.936720559059697
            ],
            [
              -96.34470372574854,
              29.936720559059697
            ]
          ]
        ]
      },
      "bbox": [
        -96.34470372574854,
        29.936720559059697,
        -96.32717479939801,
        29.953905871877677
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.092108+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756305.0,
            0.0,
            -1.0,
            3316645.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.511,
                "maximum": 75.48,
                "mean": 59.896,
                "stddev": 6.162
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907289880433,
              29.952340438318487
            ],
            [
              -96.32907289880433,
              29.969536489081104
            ],
            [
              -96.31154871337252,
              29.969536489081104
            ],
            [
              -96.31154871337252,
              29.952340438318487
            ],
            [
              -96.32907289880433,
              29.952340438318487
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907289880433,
        29.952340438318487,
        -96.31154871337252,
        29.969536489081104
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.254824+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757774.0,
            0.0,
            -1.0,
            3318413.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.427,
                "maximum": 80.367,
                "mean": 60.348,
                "stddev": 6.641
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783758767915,
              29.983582850555575
            ],
            [
              -96.29783758767915,
              30.000791994521876
            ],
            [
              -96.2802920507456,
              30.000791994521876
            ],
            [
              -96.2802920507456,
              29.983582850555575
            ],
            [
              -96.29783758767915,
              29.983582850555575
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783758767915,
        29.983582850555575,
        -96.2802920507456,
        30.000791994521876
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.354208+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760708.0,
            0.0,
            -1.0,
            3321949.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.566,
                "maximum": 100.635,
                "mean": 80.69,
                "stddev": 6.63
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345131103984,
              29.983589080979357
            ],
            [
              -96.31345131103984,
              30.000787188949342
            ],
            [
              -96.29591879208193,
              30.000787188949342
            ],
            [
              -96.29591879208193,
              29.983589080979357
            ],
            [
              -96.31345131103984,
              29.983589080979357
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345131103984,
        29.983589080979357,
        -96.29591879208193,
        30.000787188949342
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.444910+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759201.0,
            0.0,
            -1.0,
            3321913.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 76.396,
                "maximum": 107.879,
                "mean": 92.812,
                "stddev": 6.501
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996061d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907633649147,
              29.93671828231466
            ],
            [
              -96.32907633649147,
              29.953905405286857
            ],
            [
              -96.31154499577403,
              29.953905405286857
            ],
            [
              -96.31154499577403,
              29.93671828231466
            ],
            [
              -96.32907633649147,
              29.93671828231466
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907633649147,
        29.93671828231466,
        -96.31154499577403,
        29.953905405286857
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.515599+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996061d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996061d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996061d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757814.0,
            0.0,
            -1.0,
            3316680.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.252,
                "maximum": 68.33,
                "mean": 54.844,
                "stddev": 4.26
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.313457593332,
              29.967967141740594
            ],
            [
              -96.313457593332,
              29.985156322302533
            ],
            [
              -96.2959179241134,
              29.985156322302533
            ],
            [
              -96.2959179241134,
              29.967967141740594
            ],
            [
              -96.313457593332,
              29.967967141740594
            ]
          ]
        ]
      },
      "bbox": [
        -96.313457593332,
        29.967967141740594,
        -96.2959179241134,
        29.985156322302533
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.577464+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759241.0,
            0.0,
            -1.0,
            3320180.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.869,
                "maximum": 105.357,
                "mean": 85.026,
                "stddev": 8.833
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783596344791,
              29.967961063332563
            ],
            [
              -96.29783596344791,
              29.985161067249933
            ],
            [
              -96.28029363500364,
              29.985161067249933
            ],
            [
              -96.28029363500364,
              29.967961063332563
            ],
            [
              -96.29783596344791,
              29.967961063332563
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783596344791,
        29.967961063332563,
        -96.28029363500364,
        29.985161067249933
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.683876+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760749.0,
            0.0,
            -1.0,
            3320216.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.46,
                "maximum": 100.324,
                "mean": 84.491,
                "stddev": 5.845
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28221341660011,
              29.983583777886114
            ],
            [
              -96.28221341660011,
              30.000785716023604
            ],
            [
              -96.26466570882526,
              30.000785716023604
            ],
            [
              -96.26466570882526,
              29.983583777886114
            ],
            [
              -96.28221341660011,
              29.983583777886114
            ]
          ]
        ]
      },
      "bbox": [
        -96.28221341660011,
        29.983583777886114,
        -96.26466570882526,
        30.000785716023604
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.859441+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762216.0,
            0.0,
            -1.0,
            3321984.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.505,
                "maximum": 101.889,
                "mean": 85.984,
                "stddev": 7.132
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28221424116106,
              29.967961928765188
            ],
            [
              -96.28221424116106,
              29.98516395524688
            ],
            [
              -96.26465914297626,
              29.98516395524688
            ],
            [
              -96.26465914297626,
              29.967961928765188
            ],
            [
              -96.28221424116106,
              29.967961928765188
            ]
          ]
        ]
      },
      "bbox": [
        -96.28221424116106,
        29.967961928765188,
        -96.26465914297626,
        29.98516395524688
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:23:59.981019+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762257.0,
            0.0,
            -1.0,
            3320252.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.1,
                "maximum": 87.376,
                "mean": 73.871,
                "stddev": 5.571
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658939730227,
              29.983582632031425
            ],
            [
              -96.26658939730227,
              30.00079560828253
            ],
            [
              -96.24902866919255,
              30.00079560828253
            ],
            [
              -96.24902866919255,
              29.983582632031425
            ],
            [
              -96.26658939730227,
              29.983582632031425
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658939730227,
        29.983582632031425,
        -96.24902866919255,
        30.00079560828253
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:00.117253+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            763724.0,
            0.0,
            -1.0,
            3322021.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 66.122,
                "maximum": 91.78,
                "mean": 78.472,
                "stddev": 4.664
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26659267060857,
              29.96796115246625
            ],
            [
              -96.26659267060857,
              29.985164986328463
            ],
            [
              -96.2490351593838,
              29.985164986328463
            ],
            [
              -96.2490351593838,
              29.96796115246625
            ],
            [
              -96.26659267060857,
              29.96796115246625
            ]
          ]
        ]
      },
      "bbox": [
        -96.26659267060857,
        29.96796115246625,
        -96.2490351593838,
        29.985164986328463
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:00.231744+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            763765.0,
            0.0,
            -1.0,
            3320288.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 58.35,
                "maximum": 87.578,
                "mean": 70.147,
                "stddev": 5.736
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345356549807,
              29.952336155008958
            ],
            [
              -96.31345356549807,
              29.969534225846605
            ],
            [
              -96.29591661189649,
              29.969534225846605
            ],
            [
              -96.29591661189649,
              29.952336155008958
            ],
            [
              -96.31345356549807,
              29.952336155008958
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345356549807,
        29.952336155008958,
        -96.29591661189649,
        29.969534225846605
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:00.382136+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759282.0,
            0.0,
            -1.0,
            3318448.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.359,
                "maximum": 86.013,
                "mean": 71.697,
                "stddev": 7.482
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783413985056,
              29.952339029443426
            ],
            [
              -96.29783413985056,
              29.96953912159594
            ],
            [
              -96.2802844182852,
              29.96953912159594
            ],
            [
              -96.2802844182852,
              29.952339029443426
            ],
            [
              -96.29783413985056,
              29.952339029443426
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783413985056,
        29.952339029443426,
        -96.2802844182852,
        29.96953912159594
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:00.609365+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760790.0,
            0.0,
            -1.0,
            3318484.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.657,
                "maximum": 88.97,
                "mean": 78.021,
                "stddev": 4.986
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3134594479467,
              29.936714149962643
            ],
            [
              -96.3134594479467,
              29.953912307730928
            ],
            [
              -96.29591510007424,
              29.953912307730928
            ],
            [
              -96.29591510007424,
              29.936714149962643
            ],
            [
              -96.3134594479467,
              29.936714149962643
            ]
          ]
        ]
      },
      "bbox": [
        -96.3134594479467,
        29.936714149962643,
        -96.29591510007424,
        29.953912307730928
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:00.735860+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759322.0,
            0.0,
            -1.0,
            3316716.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.423,
                "maximum": 83.79,
                "mean": 62.339,
                "stddev": 5.974
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783236073388,
              29.936708162040166
            ],
            [
              -96.29783236073388,
              29.95390812844225
            ],
            [
              -96.28028560058654,
              29.95390812844225
            ],
            [
              -96.28028560058654,
              29.936708162040166
            ],
            [
              -96.29783236073388,
              29.936708162040166
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783236073388,
        29.936708162040166,
        -96.28028560058654,
        29.95390812844225
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:00.843654+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760831.0,
            0.0,
            -1.0,
            3316751.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.247,
                "maximum": 86.845,
                "mean": 68.969,
                "stddev": 7.136
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28221510978439,
              29.95233124758476
            ],
            [
              -96.28221510978439,
              29.969542161555367
            ],
            [
              -96.26466273011965,
              29.969542161555367
            ],
            [
              -96.26466273011965,
              29.95233124758476
            ],
            [
              -96.28221510978439,
              29.95233124758476
            ]
          ]
        ]
      },
      "bbox": [
        -96.28221510978439,
        29.95233124758476,
        -96.26466273011965,
        29.969542161555367
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:00.945516+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762298.0,
            0.0,
            -1.0,
            3318520.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 68.117,
                "maximum": 96.884,
                "mean": 82.818,
                "stddev": 5.004
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658563590023,
              29.952330409541517
            ],
            [
              -96.26658563590023,
              29.96954313073301
            ],
            [
              -96.24903084220153,
              29.96954313073301
            ],
            [
              -96.24903084220153,
              29.952330409541517
            ],
            [
              -96.26658563590023,
              29.952330409541517
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658563590023,
        29.952330409541517,
        -96.24903084220153,
        29.96954313073301
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:01.002587+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            763807.0,
            0.0,
            -1.0,
            3318556.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.68,
                "maximum": 95.222,
                "mean": 80.005,
                "stddev": 6.073
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658850432308,
              29.936708864275914
            ],
            [
              -96.26658850432308,
              29.953912443002515
            ],
            [
              -96.24903692274724,
              29.953912443002515
            ],
            [
              -96.24903692274724,
              29.936708864275914
            ],
            [
              -96.26658850432308,
              29.936708864275914
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658850432308,
        29.936708864275914,
        -96.24903692274724,
        29.953912443002515
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:01.120044+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            763848.0,
            0.0,
            -1.0,
            3316823.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 58.585,
                "maximum": 90.793,
                "mean": 74.693,
                "stddev": 6.416
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996062d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2822051815988,
              29.936709547857234
            ],
            [
              -96.2822051815988,
              29.953911106783703
            ],
            [
              -96.26466636075723,
              29.953911106783703
            ],
            [
              -96.26466636075723,
              29.936709547857234
            ],
            [
              -96.2822051815988,
              29.936709547857234
            ]
          ]
        ]
      },
      "bbox": [
        -96.2822051815988,
        29.936709547857234,
        -96.26466636075723,
        29.953911106783703
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:01.267182+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996062d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996062d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996062d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762340.0,
            0.0,
            -1.0,
            3316787.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.182,
                "maximum": 87.948,
                "mean": 72.361,
                "stddev": 6.639
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36031926476262,
              29.92109849284955
            ],
            [
              -96.36031926476262,
              29.938281873558818
            ],
            [
              -96.34279570225073,
              29.938281873558818
            ],
            [
              -96.34279570225073,
              29.92109849284955
            ],
            [
              -96.36031926476262,
              29.92109849284955
            ]
          ]
        ]
      },
      "bbox": [
        -96.36031926476262,
        29.92109849284955,
        -96.34279570225073,
        29.938281873558818
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:01.384820+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754837.0,
            0.0,
            -1.0,
            3314878.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.051,
                "maximum": 91.067,
                "mean": 70.879,
                "stddev": 7.985
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594450564448,
              29.92109691079762
            ],
            [
              -96.37594450564448,
              29.93827847996129
            ],
            [
              -96.35842335888803,
              29.93827847996129
            ],
            [
              -96.35842335888803,
              29.92109691079762
            ],
            [
              -96.37594450564448,
              29.92109691079762
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594450564448,
        29.92109691079762,
        -96.35842335888803,
        29.93827847996129
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:01.682076+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753328.0,
            0.0,
            -1.0,
            3314843.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.051,
                "maximum": 99.799,
                "mean": 73.687,
                "stddev": 11.63
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36031765946584,
              29.905467166233592
            ],
            [
              -96.36031765946584,
              29.922650424990128
            ],
            [
              -96.34279704582671,
              29.922650424990128
            ],
            [
              -96.34279704582671,
              29.905467166233592
            ],
            [
              -96.36031765946584,
              29.905467166233592
            ]
          ]
        ]
      },
      "bbox": [
        -96.36031765946584,
        29.905467166233592,
        -96.34279704582671,
        29.922650424990128
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:01.780477+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754877.0,
            0.0,
            -1.0,
            3313145.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.605,
                "maximum": 98.78,
                "mean": 79.841,
                "stddev": 7.445
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594045625873,
              29.905465642699905
            ],
            [
              -96.37594045625873,
              29.922655899026697
            ],
            [
              -96.35843236742382,
              29.922655899026697
            ],
            [
              -96.35843236742382,
              29.905465642699905
            ],
            [
              -96.37594045625873,
              29.905465642699905
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594045625873,
        29.905465642699905,
        -96.35843236742382,
        29.922655899026697
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:01.882587+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753368.0,
            0.0,
            -1.0,
            3313111.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 72.66,
                "maximum": 104.409,
                "mean": 90.865,
                "stddev": 6.101
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.34470475969371,
              29.921089205517376
            ],
            [
              -96.34470475969371,
              29.938283620015294
            ],
            [
              -96.32716819469874,
              29.938283620015294
            ],
            [
              -96.32716819469874,
              29.921089205517376
            ],
            [
              -96.34470475969371,
              29.921089205517376
            ]
          ]
        ]
      },
      "bbox": [
        -96.34470475969371,
        29.921089205517376,
        -96.32716819469874,
        29.938283620015294
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.002866+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756345.0,
            0.0,
            -1.0,
            3314913.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.262,
                "maximum": 85.389,
                "mean": 71.413,
                "stddev": 6.426
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3290798163525,
              29.92108707868595
            ],
            [
              -96.3290798163525,
              29.938283303212323
            ],
            [
              -96.31154083768818,
              29.938283303212323
            ],
            [
              -96.31154083768818,
              29.92108707868595
            ],
            [
              -96.3290798163525,
              29.92108707868595
            ]
          ]
        ]
      },
      "bbox": [
        -96.3290798163525,
        29.92108707868595,
        -96.31154083768818,
        29.938283303212323
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.060512+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757854.0,
            0.0,
            -1.0,
            3314948.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.974,
                "maximum": 80.468,
                "mean": 61.461,
                "stddev": 6.925
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3446950100326,
              29.905467043748217
            ],
            [
              -96.3446950100326,
              29.922652111498973
            ],
            [
              -96.32717198429205,
              29.922652111498973
            ],
            [
              -96.32717198429205,
              29.905467043748217
            ],
            [
              -96.3446950100326,
              29.905467043748217
            ]
          ]
        ]
      },
      "bbox": [
        -96.3446950100326,
        29.905467043748217,
        -96.32717198429205,
        29.922652111498973
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.155835+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756386.0,
            0.0,
            -1.0,
            3313180.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 58.431,
                "maximum": 91.311,
                "mean": 71.434,
                "stddev": 5.839
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3290727500787,
              29.905456053169395
            ],
            [
              -96.3290727500787,
              29.9226609582454
            ],
            [
              -96.31154683084688,
              29.9226609582454
            ],
            [
              -96.31154683084688,
              29.905456053169395
            ],
            [
              -96.3290727500787,
              29.905456053169395
            ]
          ]
        ]
      },
      "bbox": [
        -96.3290727500787,
        29.905456053169395,
        -96.31154683084688,
        29.9226609582454
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.246201+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757895.0,
            0.0,
            -1.0,
            3313216.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.412,
                "maximum": 88.544,
                "mean": 68.622,
                "stddev": 5.553
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36032373315167,
              29.87422244384375
            ],
            [
              -96.36032373315167,
              29.891405666010353
            ],
            [
              -96.3427986628571,
              29.891405666010353
            ],
            [
              -96.3427986628571,
              29.87422244384375
            ],
            [
              -96.36032373315167,
              29.87422244384375
            ]
          ]
        ]
      },
      "bbox": [
        -96.36032373315167,
        29.87422244384375,
        -96.3427986628571,
        29.891405666010353
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.340742+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754956.0,
            0.0,
            -1.0,
            3309681.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 78.273,
                "maximum": 107.097,
                "mean": 93.729,
                "stddev": 5.473
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3759416504583,
              29.8742206227028
            ],
            [
              -96.3759416504583,
              29.891401828668393
            ],
            [
              -96.35842933584586,
              29.891401828668393
            ],
            [
              -96.35842933584586,
              29.8742206227028
            ],
            [
              -96.3759416504583,
              29.8742206227028
            ]
          ]
        ]
      },
      "bbox": [
        -96.3759416504583,
        29.8742206227028,
        -96.35842933584586,
        29.891401828668393
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.447020+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753447.0,
            0.0,
            -1.0,
            3309646.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 77.094,
                "maximum": 107.851,
                "mean": 95.017,
                "stddev": 6.227
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594632353662,
              29.889843149217523
            ],
            [
              -96.37594632353662,
              29.90702447583433
            ],
            [
              -96.35843106818629,
              29.90702447583433
            ],
            [
              -96.35843106818629,
              29.889843149217523
            ],
            [
              -96.37594632353662,
              29.889843149217523
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594632353662,
        29.889843149217523,
        -96.35843106818629,
        29.90702447583433
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.545585+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753407.0,
            0.0,
            -1.0,
            3311378.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 69.17,
                "maximum": 96.679,
                "mean": 82.598,
                "stddev": 5.619
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36032596737923,
              29.88984482155423
            ],
            [
              -96.36032596737923,
              29.90702816570683
            ],
            [
              -96.34279795276173,
              29.90702816570683
            ],
            [
              -96.34279795276173,
              29.88984482155423
            ],
            [
              -96.36032596737923,
              29.88984482155423
            ]
          ]
        ]
      },
      "bbox": [
        -96.36032596737923,
        29.88984482155423,
        -96.34279795276173,
        29.90702816570683
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.672760+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754916.0,
            0.0,
            -1.0,
            3311413.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 66.048,
                "maximum": 98.073,
                "mean": 81.91,
                "stddev": 6.809
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3290753528213,
              29.88984281324068
            ],
            [
              -96.3290753528213,
              29.907029775241856
            ],
            [
              -96.31154251832974,
              29.907029775241856
            ],
            [
              -96.31154251832974,
              29.88984281324068
            ],
            [
              -96.3290753528213,
              29.88984281324068
            ]
          ]
        ]
      },
      "bbox": [
        -96.3290753528213,
        29.88984281324068,
        -96.31154251832974,
        29.907029775241856
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.903865+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757935.0,
            0.0,
            -1.0,
            3311483.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.571,
                "maximum": 90.153,
                "mean": 77.566,
                "stddev": 4.74
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3446956189573,
              29.874222621090624
            ],
            [
              -96.3446956189573,
              29.89140744260933
            ],
            [
              -96.32717848478964,
              29.89140744260933
            ],
            [
              -96.32717848478964,
              29.874222621090624
            ],
            [
              -96.3446956189573,
              29.874222621090624
            ]
          ]
        ]
      },
      "bbox": [
        -96.3446956189573,
        29.874222621090624,
        -96.32717848478964,
        29.89140744260933
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:02.989186+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756466.0,
            0.0,
            -1.0,
            3309716.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 75.535,
                "maximum": 106.726,
                "mean": 92.838,
                "stddev": 6.931
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3446954127663,
              29.88984484893457
            ],
            [
              -96.3446954127663,
              29.907020778569052
            ],
            [
              -96.32717557476329,
              29.907020778569052
            ],
            [
              -96.32717557476329,
              29.88984484893457
            ],
            [
              -96.3446954127663,
              29.88984484893457
            ]
          ]
        ]
      },
      "bbox": [
        -96.3446954127663,
        29.88984484893457,
        -96.32717557476329,
        29.907020778569052
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.055027+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756426.0,
            0.0,
            -1.0,
            3311447.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.896,
                "maximum": 92.857,
                "mean": 82.199,
                "stddev": 5.048
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345478110092,
              29.92109211204457
            ],
            [
              -96.31345478110092,
              29.93828113064805
            ],
            [
              -96.29591363267507,
              29.93828113064805
            ],
            [
              -96.29591363267507,
              29.92109211204457
            ],
            [
              -96.31345478110092,
              29.92109211204457
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345478110092,
        29.92109211204457,
        -96.29591363267507,
        29.93828113064805
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.216749+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759363.0,
            0.0,
            -1.0,
            3314983.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.661,
                "maximum": 65.947,
                "mean": 53.44,
                "stddev": 3.239
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996063d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907799777234,
              29.874220736523192
            ],
            [
              -96.32907799777234,
              29.891407574064676
            ],
            [
              -96.3115481115435,
              29.891407574064676
            ],
            [
              -96.3115481115435,
              29.874220736523192
            ],
            [
              -96.32907799777234,
              29.874220736523192
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907799777234,
        29.874220736523192,
        -96.3115481115435,
        29.891407574064676
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.275269+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996063d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996063d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996063d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            757975.0,
            0.0,
            -1.0,
            3309751.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.052,
                "maximum": 97.845,
                "mean": 83.81,
                "stddev": 5.978
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345015906179,
              29.90546123885175
            ],
            [
              -96.31345015906179,
              29.92265893540448
            ],
            [
              -96.29592207034798,
              29.92265893540448
            ],
            [
              -96.29592207034798,
              29.90546123885175
            ],
            [
              -96.31345015906179,
              29.90546123885175
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345015906179,
        29.90546123885175,
        -96.29592207034798,
        29.92265893540448
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.366003+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759404.0,
            0.0,
            -1.0,
            3313251.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 45.899,
                "maximum": 78.078,
                "mean": 60.977,
                "stddev": 7.544
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783013843492,
              29.921086276242132
            ],
            [
              -96.29783013843492,
              29.93828611697767
            ],
            [
              -96.28028633573958,
              29.93828611697767
            ],
            [
              -96.28028633573958,
              29.921086276242132
            ],
            [
              -96.29783013843492,
              29.921086276242132
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783013843492,
        29.921086276242132,
        -96.28028633573958,
        29.93828611697767
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.536699+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760872.0,
            0.0,
            -1.0,
            3315019.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.413,
                "maximum": 67.675,
                "mean": 53.04,
                "stddev": 5.136
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220540395313,
              29.921087600468205
            ],
            [
              -96.28220540395313,
              29.938289247384642
            ],
            [
              -96.2646591908957,
              29.938289247384642
            ],
            [
              -96.2646591908957,
              29.921087600468205
            ],
            [
              -96.28220540395313,
              29.921087600468205
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220540395313,
        29.921087600468205,
        -96.2646591908957,
        29.938289247384642
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.696801+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762381.0,
            0.0,
            -1.0,
            3315055.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.007,
                "maximum": 70.65,
                "mean": 53.443,
                "stddev": 5.735
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29782796043239,
              29.905455343048008
            ],
            [
              -96.29782796043239,
              29.922664072639833
            ],
            [
              -96.28028686949203,
              29.922664072639833
            ],
            [
              -96.28028686949203,
              29.905455343048008
            ],
            [
              -96.29782796043239,
              29.905455343048008
            ]
          ]
        ]
      },
      "bbox": [
        -96.29782796043239,
        29.905455343048008,
        -96.28028686949203,
        29.922664072639833
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.753657+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760913.0,
            0.0,
            -1.0,
            3313287.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.365,
                "maximum": 63.954,
                "mean": 52.786,
                "stddev": 4.52
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220567009367,
              29.905456820694816
            ],
            [
              -96.28220567009367,
              29.922667355113532
            ],
            [
              -96.26466216935583,
              29.922667355113532
            ],
            [
              -96.26466216935583,
              29.905456820694816
            ],
            [
              -96.28220567009367,
              29.905456820694816
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220567009367,
        29.905456820694816,
        -96.26466216935583,
        29.922667355113532
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:03.978689+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762422.0,
            0.0,
            -1.0,
            3313323.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.365,
                "maximum": 53.191,
                "mean": 47.252,
                "stddev": 1.145
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26659116966765,
              29.921087070123132
            ],
            [
              -96.26659116966765,
              29.938290736728867
            ],
            [
              -96.24903219959945,
              29.938290736728867
            ],
            [
              -96.24903219959945,
              29.921087070123132
            ],
            [
              -96.26659116966765,
              29.921087070123132
            ]
          ]
        ]
      },
      "bbox": [
        -96.26659116966765,
        29.921087070123132,
        -96.24903219959945,
        29.938290736728867
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:04.158650+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            763889.0,
            0.0,
            -1.0,
            3315091.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.064,
                "maximum": 76.881,
                "mean": 58.649,
                "stddev": 4.754
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658353157181,
              29.90545644493167
            ],
            [
              -96.26658353157181,
              29.922668782860647
            ],
            [
              -96.24903762271944,
              29.922668782860647
            ],
            [
              -96.24903762271944,
              29.90545644493167
            ],
            [
              -96.26658353157181,
              29.90545644493167
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658353157181,
        29.90545644493167,
        -96.24903762271944,
        29.922668782860647
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:04.312228+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            763931.0,
            0.0,
            -1.0,
            3313359.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.007,
                "maximum": 57.702,
                "mean": 48.513,
                "stddev": 4.223
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345544309744,
              29.889839135111647
            ],
            [
              -96.31345544309744,
              29.907027903467306
            ],
            [
              -96.29592020196873,
              29.907027903467306
            ],
            [
              -96.29592020196873,
              29.889839135111647
            ],
            [
              -96.31345544309744,
              29.889839135111647
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345544309744,
        29.889839135111647,
        -96.29592020196873,
        29.907027903467306
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:04.476925+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759444.0,
            0.0,
            -1.0,
            3311518.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.658,
                "maximum": 82.63,
                "mean": 68.978,
                "stddev": 5.099
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783568504777,
              29.889833391530416
            ],
            [
              -96.29783568504777,
              29.907033192951744
            ],
            [
              -96.2802874469732,
              29.907033192951744
            ],
            [
              -96.2802874469732,
              29.889833391530416
            ],
            [
              -96.29783568504777,
              29.889833391530416
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783568504777,
        29.889833391530416,
        -96.2802874469732,
        29.907033192951744
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:04.648320+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760953.0,
            0.0,
            -1.0,
            3311554.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.55,
                "maximum": 72.613,
                "mean": 59.991,
                "stddev": 5.401
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345018286939,
              29.87421699854256
            ],
            [
              -96.31345018286939,
              29.8914056423962
            ],
            [
              -96.29591789041824,
              29.8914056423962
            ],
            [
              -96.29591789041824,
              29.87421699854256
            ],
            [
              -96.31345018286939,
              29.87421699854256
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345018286939,
        29.87421699854256,
        -96.29591789041824,
        29.8914056423962
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:04.757724+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759485.0,
            0.0,
            -1.0,
            3309786.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.499,
                "maximum": 87.174,
                "mean": 71.605,
                "stddev": 6.289
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2978328636188,
              29.87421140718516
            ],
            [
              -96.2978328636188,
              29.891411082788856
            ],
            [
              -96.28028757795757,
              29.891411082788856
            ],
            [
              -96.28028757795757,
              29.87421140718516
            ],
            [
              -96.2978328636188,
              29.87421140718516
            ]
          ]
        ]
      },
      "bbox": [
        -96.2978328636188,
        29.87421140718516,
        -96.28028757795757,
        29.891411082788856
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:04.886519+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            760994.0,
            0.0,
            -1.0,
            3309822.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.864,
                "maximum": 83.234,
                "mean": 67.652,
                "stddev": 6.823
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220549015754,
              29.88983502248134
            ],
            [
              -96.28220549015754,
              29.907036415439453
            ],
            [
              -96.26466519103452,
              29.907036415439453
            ],
            [
              -96.26466519103452,
              29.88983502248134
            ],
            [
              -96.28220549015754,
              29.88983502248134
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220549015754,
        29.88983502248134,
        -96.26466519103452,
        29.907036415439453
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:04.992199+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762463.0,
            0.0,
            -1.0,
            3311590.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.365,
                "maximum": 61.119,
                "mean": 47.578,
                "stddev": 2.487
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220510924665,
              29.874213191441132
            ],
            [
              -96.28220510924665,
              29.891414457445755
            ],
            [
              -96.26466776289313,
              29.891414457445755
            ],
            [
              -96.26466776289313,
              29.874213191441132
            ],
            [
              -96.28220510924665,
              29.874213191441132
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220510924665,
        29.874213191441132,
        -96.26466776289313,
        29.891414457445755
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:05.079912+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762504.0,
            0.0,
            -1.0,
            3309858.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.504,
                "maximum": 79.98,
                "mean": 65.744,
                "stddev": 8.495
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658579240895,
              29.8898345853682
            ],
            [
              -96.26658579240895,
              29.90703799653269
            ],
            [
              -96.24903274189349,
              29.90703799653269
            ],
            [
              -96.24903274189349,
              29.8898345853682
            ],
            [
              -96.26658579240895,
              29.8898345853682
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658579240895,
        29.8898345853682,
        -96.24903274189349,
        29.90703799653269
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:05.197219+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            763972.0,
            0.0,
            -1.0,
            3311626.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.96,
                "maximum": 50.471,
                "mean": 44.779,
                "stddev": 0.741
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996064d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658785035707,
              29.874212908895114
            ],
            [
              -96.26658785035707,
              29.891416191768528
            ],
            [
              -96.24903775619248,
              29.891416191768528
            ],
            [
              -96.24903775619248,
              29.874212908895114
            ],
            [
              -96.26658785035707,
              29.874212908895114
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658785035707,
        29.874212908895114,
        -96.24903775619248,
        29.891416191768528
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:05.327987+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996064d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996064d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996064d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764013.0,
            0.0,
            -1.0,
            3309894.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.263,
                "maximum": 74.781,
                "mean": 57.43,
                "stddev": 9.373
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096553124155,
              29.983579844650325
            ],
            [
              -96.25096553124155,
              30.000794628083337
            ],
            [
              -96.23340238839327,
              30.000794628083337
            ],
            [
              -96.23340238839327,
              29.983579844650325
            ],
            [
              -96.25096553124155,
              29.983579844650325
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096553124155,
        29.983579844650325,
        -96.23340238839327,
        30.000794628083337
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:05.474573+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765232.0,
            0.0,
            -1.0,
            3322057.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 59.131,
                "maximum": 86.105,
                "mean": 72.071,
                "stddev": 5.36
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23534181987375,
              29.98357520058287
            ],
            [
              -96.23534181987375,
              30.00079178987947
            ],
            [
              -96.21777626397528,
              30.00079178987947
            ],
            [
              -96.21777626397528,
              29.98357520058287
            ],
            [
              -96.23534181987375,
              29.98357520058287
            ]
          ]
        ]
      },
      "bbox": [
        -96.23534181987375,
        29.98357520058287,
        -96.21777626397528,
        30.00079178987947
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:05.662748+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766740.0,
            0.0,
            -1.0,
            3322093.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.164,
                "maximum": 77.177,
                "mean": 68.309,
                "stddev": 4.015
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096090019458,
              29.967958520604274
            ],
            [
              -96.25096090019458,
              29.985163944173586
            ],
            [
              -96.23341133066684,
              29.985163944173586
            ],
            [
              -96.23341133066684,
              29.967958520604274
            ],
            [
              -96.25096090019458,
              29.967958520604274
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096090019458,
        29.967958520604274,
        -96.23341133066684,
        29.985163944173586
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:05.765203+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765274.0,
            0.0,
            -1.0,
            3320324.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.896,
                "maximum": 85.579,
                "mean": 67.593,
                "stddev": 6.014
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2197180133532,
              29.9835777137053
            ],
            [
              -96.2197180133532,
              30.000796107650928
            ],
            [
              -96.20215004433916,
              30.000796107650928
            ],
            [
              -96.20215004433916,
              29.9835777137053
            ],
            [
              -96.2197180133532,
              29.9835777137053
            ]
          ]
        ]
      },
      "bbox": [
        -96.2197180133532,
        29.9835777137053,
        -96.20215004433916,
        30.000796107650928
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:05.867168+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768248.0,
            0.0,
            -1.0,
            3322130.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.085,
                "maximum": 70.106,
                "mean": 56.093,
                "stddev": 3.397
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533963761224,
              29.96795381443704
            ],
            [
              -96.23533963761224,
              29.985170274387688
            ],
            [
              -96.217777052326,
              29.985170274387688
            ],
            [
              -96.217777052326,
              29.96795381443704
            ],
            [
              -96.23533963761224,
              29.96795381443704
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533963761224,
        29.96795381443704,
        -96.217777052326,
        29.985170274387688
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:06.019323+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766782.0,
            0.0,
            -1.0,
            3320361.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 52.662,
                "maximum": 74.735,
                "mean": 62.326,
                "stddev": 5.072
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409436161496,
              29.983578369975486
            ],
            [
              -96.20409436161496,
              30.000798567252016
            ],
            [
              -96.18652398117335,
              30.000798567252016
            ],
            [
              -96.18652398117335,
              29.983578369975486
            ],
            [
              -96.20409436161496,
              29.983578369975486
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409436161496,
        29.983578369975486,
        -96.18652398117335,
        30.000798567252016
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:06.229891+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769756.0,
            0.0,
            -1.0,
            3322167.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.391,
                "maximum": 56.145,
                "mean": 52.098,
                "stddev": 1.769
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971827998648,
              29.967956484193017
            ],
            [
              -96.21971827998648,
              29.985174747556574
            ],
            [
              -96.20215328355842,
              29.985174747556574
            ],
            [
              -96.20215328355842,
              29.967956484193017
            ],
            [
              -96.21971827998648,
              29.967956484193017
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971827998648,
        29.967956484193017,
        -96.20215328355842,
        29.985174747556574
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:06.334728+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768290.0,
            0.0,
            -1.0,
            3320398.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.921,
                "maximum": 70.016,
                "mean": 57.662,
                "stddev": 2.404
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409732964886,
              29.967948063282723
            ],
            [
              -96.20409732964886,
              29.985177363715803
            ],
            [
              -96.18651931701875,
              29.985177363715803
            ],
            [
              -96.18651931701875,
              29.967948063282723
            ],
            [
              -96.20409732964886,
              29.967948063282723
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409732964886,
        29.967948063282723,
        -96.18651931701875,
        29.985177363715803
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:06.393624+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769798.0,
            0.0,
            -1.0,
            3320435.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.569,
                "maximum": 57.173,
                "mean": 54.351,
                "stddev": 1.201
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2353476028407,
              29.952332395600003
            ],
            [
              -96.2353476028407,
              29.96954894367083
            ],
            [
              -96.21777763464618,
              29.96954894367083
            ],
            [
              -96.21777763464618,
              29.952332395600003
            ],
            [
              -96.2353476028407,
              29.952332395600003
            ]
          ]
        ]
      },
      "bbox": [
        -96.2353476028407,
        29.952332395600003,
        -96.21777763464618,
        29.96954894367083
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:06.555178+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766823.0,
            0.0,
            -1.0,
            3318629.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 52.57,
                "maximum": 86.153,
                "mean": 67.43,
                "stddev": 7.768
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096666686001,
              29.952327932090743
            ],
            [
              -96.25096666686001,
              29.96954245799067
            ],
            [
              -96.23340946237109,
              29.96954245799067
            ],
            [
              -96.23340946237109,
              29.952327932090743
            ],
            [
              -96.25096666686001,
              29.952327932090743
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096666686001,
        29.952327932090743,
        -96.23340946237109,
        29.96954245799067
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:06.655694+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765315.0,
            0.0,
            -1.0,
            3318592.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.871,
                "maximum": 88.576,
                "mean": 70.549,
                "stddev": 6.925
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096163032873,
              29.936706324998884
            ],
            [
              -96.25096163032873,
              29.95392072275521
            ],
            [
              -96.23340739002937,
              29.95392072275521
            ],
            [
              -96.23340739002937,
              29.936706324998884
            ],
            [
              -96.25096163032873,
              29.936706324998884
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096163032873,
        29.936706324998884,
        -96.23340739002937,
        29.95392072275521
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:06.857897+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765357.0,
            0.0,
            -1.0,
            3316860.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.405,
                "maximum": 93.905,
                "mean": 80.571,
                "stddev": 5.825
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971859188062,
              29.95232620810901
            ],
            [
              -96.21971859188062,
              29.969544340769357
            ],
            [
              -96.20215656756416,
              29.969544340769357
            ],
            [
              -96.20215656756416,
              29.95232620810901
            ],
            [
              -96.21971859188062,
              29.95232620810901
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971859188062,
        29.95232620810901,
        -96.20215656756416,
        29.969544340769357
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.005953+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768332.0,
            0.0,
            -1.0,
            3318665.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.164,
                "maximum": 72.38,
                "mean": 56.665,
                "stddev": 3.773
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2353452608322,
              29.936701930063148
            ],
            [
              -96.2353452608322,
              29.95391834854782
            ],
            [
              -96.21777826216912,
              29.95391834854782
            ],
            [
              -96.21777826216912,
              29.936701930063148
            ],
            [
              -96.2353452608322,
              29.936701930063148
            ]
          ]
        ]
      },
      "bbox": [
        -96.2353452608322,
        29.936701930063148,
        -96.21777826216912,
        29.95391834854782
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.128043+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766865.0,
            0.0,
            -1.0,
            3316896.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.434,
                "maximum": 93.517,
                "mean": 80.863,
                "stddev": 5.789
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409983732675,
              29.952326958957578
            ],
            [
              -96.20409983732675,
              29.96954711360779
            ],
            [
              -96.18652505295496,
              29.96954711360779
            ],
            [
              -96.18652505295496,
              29.952326958957578
            ],
            [
              -96.20409983732675,
              29.952326958957578
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409983732675,
        29.952326958957578,
        -96.18652505295496,
        29.96954711360779
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.235227+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769840.0,
            0.0,
            -1.0,
            3318702.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 45.298,
                "maximum": 63.535,
                "mean": 53.253,
                "stddev": 2.618
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971844697083,
              29.936704693409013
            ],
            [
              -96.21971844697083,
              29.95392291525374
            ],
            [
              -96.20214903969485,
              29.95392291525374
            ],
            [
              -96.20214903969485,
              29.936704693409013
            ],
            [
              -96.21971844697083,
              29.936704693409013
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971844697083,
        29.936704693409013,
        -96.20214903969485,
        29.95392291525374
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.358319+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768374.0,
            0.0,
            -1.0,
            3316933.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.446,
                "maximum": 80.4,
                "mean": 70.352,
                "stddev": 5.433
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18848122023576,
              29.9835771694303
            ],
            [
              -96.18848122023576,
              30.000799390094283
            ],
            [
              -96.17089807593457,
              30.000799390094283
            ],
            [
              -96.17089807593457,
              29.9835771694303
            ],
            [
              -96.18848122023576,
              29.9835771694303
            ]
          ]
        ]
      },
      "bbox": [
        -96.18848122023576,
        29.9835771694303,
        -96.17089807593457,
        30.000799390094283
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.539254+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771263.0,
            0.0,
            -1.0,
            3322204.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.43,
                "maximum": 53.21,
                "mean": 50.031,
                "stddev": 2.528
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996071d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2041023896613,
              29.936696587148344
            ],
            [
              -96.2041023896613,
              29.953925844652126
            ],
            [
              -96.18651997382263,
              29.953925844652126
            ],
            [
              -96.18651997382263,
              29.936696587148344
            ],
            [
              -96.2041023896613,
              29.936696587148344
            ]
          ]
        ]
      },
      "bbox": [
        -96.2041023896613,
        29.936696587148344,
        -96.18651997382263,
        29.953925844652126
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.673830+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996071d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996071d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996071d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769882.0,
            0.0,
            -1.0,
            3316970.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.595,
                "maximum": 80.5,
                "mean": 66.521,
                "stddev": 6.567
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285788228972,
              29.98357411210722
            ],
            [
              -96.17285788228972,
              30.00080714827363
            ],
            [
              -96.15527207278676,
              30.00080714827363
            ],
            [
              -96.15527207278676,
              29.98357411210722
            ],
            [
              -96.17285788228972,
              29.98357411210722
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285788228972,
        29.98357411210722,
        -96.15527207278676,
        30.00080714827363
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.731653+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772771.0,
            0.0,
            -1.0,
            3322242.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.899,
                "maximum": 54.472,
                "mean": 49.054,
                "stddev": 2.532
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847628435745,
              29.967947020585566
            ],
            [
              -96.18847628435745,
              29.98517812290159
            ],
            [
              -96.17089586269002,
              29.98517812290159
            ],
            [
              -96.17089586269002,
              29.967947020585566
            ],
            [
              -96.18847628435745,
              29.967947020585566
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847628435745,
        29.967947020585566,
        -96.17089586269002,
        29.98517812290159
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.846985+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771306.0,
            0.0,
            -1.0,
            3320472.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.488,
                "maximum": 53.928,
                "mean": 50.468,
                "stddev": 2.589
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285539671039,
              29.967944122271394
            ],
            [
              -96.17285539671039,
              29.985177025150783
            ],
            [
              -96.15527256769533,
              29.985177025150783
            ],
            [
              -96.15527256769533,
              29.967944122271394
            ],
            [
              -96.17285539671039,
              29.967944122271394
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285539671039,
        29.967944122271394,
        -96.15527256769533,
        29.985177025150783
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:07.915754+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772814.0,
            0.0,
            -1.0,
            3320509.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.222,
                "maximum": 51.944,
                "mean": 43.89,
                "stddev": 3.561
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723470349218,
              29.98356897301979
            ],
            [
              -96.15723470349218,
              30.000804034690585
            ],
            [
              -96.13963613096638,
              30.000804034690585
            ],
            [
              -96.13963613096638,
              29.98356897301979
            ],
            [
              -96.15723470349218,
              29.98356897301979
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723470349218,
        29.98356897301979,
        -96.13963613096638,
        30.000804034690585
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.049848+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774279.0,
            0.0,
            -1.0,
            3322279.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.609,
                "maximum": 53.651,
                "mean": 47.712,
                "stddev": 3.443
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14161142694309,
              29.98357121425506
            ],
            [
              -96.14161142694309,
              30.00080807642056
            ],
            [
              -96.12401044686125,
              30.00080807642056
            ],
            [
              -96.12401044686125,
              29.98357121425506
            ],
            [
              -96.14161142694309,
              29.98357121425506
            ]
          ]
        ]
      },
      "bbox": [
        -96.14161142694309,
        29.98357121425506,
        -96.12401044686125,
        30.00080807642056
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.124410+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775787.0,
            0.0,
            -1.0,
            3322317.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.019,
                "maximum": 54.587,
                "mean": 47.833,
                "stddev": 3.283
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160348989594,
              29.967941546047776
            ],
            [
              -96.14160348989594,
              29.985178047389734
            ],
            [
              -96.12401584794821,
              29.985178047389734
            ],
            [
              -96.12401584794821,
              29.967941546047776
            ],
            [
              -96.14160348989594,
              29.967941546047776
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160348989594,
        29.967941546047776,
        -96.12401584794821,
        29.985178047389734
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.208634+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775831.0,
            0.0,
            -1.0,
            3320584.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.14,
                "maximum": 47.596,
                "mean": 42.343,
                "stddev": 1.005
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847088803273,
              29.952325852857165
            ],
            [
              -96.18847088803273,
              29.96954780946664
            ],
            [
              -96.17089369645318,
              29.96954780946664
            ],
            [
              -96.17089369645318,
              29.952325852857165
            ],
            [
              -96.18847088803273,
              29.952325852857165
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847088803273,
        29.952325852857165,
        -96.17089369645318,
        29.96954780946664
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.329586+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771349.0,
            0.0,
            -1.0,
            3318739.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.858,
                "maximum": 60.409,
                "mean": 50.161,
                "stddev": 2.679
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723441137932,
              29.96794815683216
            ],
            [
              -96.15723441137932,
              29.98518308398042
            ],
            [
              -96.13963882117619,
              29.98518308398042
            ],
            [
              -96.13963882117619,
              29.96794815683216
            ],
            [
              -96.15723441137932,
              29.96794815683216
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723441137932,
        29.96794815683216,
        -96.13963882117619,
        29.98518308398042
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.429781+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774322.0,
            0.0,
            -1.0,
            3320547.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.436,
                "maximum": 47.475,
                "mean": 41.125,
                "stddev": 0.809
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285244735461,
              29.952323113431074
            ],
            [
              -96.17285244735461,
              29.969555883112477
            ],
            [
              -96.15527259483949,
              29.969555883112477
            ],
            [
              -96.15527259483949,
              29.952323113431074
            ],
            [
              -96.17285244735461,
              29.952323113431074
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285244735461,
        29.952323113431074,
        -96.15527259483949,
        29.969555883112477
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.487884+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772857.0,
            0.0,
            -1.0,
            3318777.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.727,
                "maximum": 51.91,
                "mean": 42.256,
                "stddev": 3.406
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847588835432,
              29.93669586125688
            ],
            [
              -96.18847588835432,
              29.95392669833533
            ],
            [
              -96.17090141682341,
              29.95392669833533
            ],
            [
              -96.17090141682341,
              29.93669586125688
            ],
            [
              -96.18847588835432,
              29.93669586125688
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847588835432,
        29.93669586125688,
        -96.17090141682341,
        29.95392669833533
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.649229+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771391.0,
            0.0,
            -1.0,
            3317007.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.117,
                "maximum": 71.265,
                "mean": 57.735,
                "stddev": 6.843
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1728495448722,
              29.936693058588727
            ],
            [
              -96.1728495448722,
              29.953925694948254
            ],
            [
              -96.1552726683847,
              29.953925694948254
            ],
            [
              -96.1552726683847,
              29.936693058588727
            ],
            [
              -96.1728495448722,
              29.936693058588727
            ]
          ]
        ]
      },
      "bbox": [
        -96.1728495448722,
        29.936693058588727,
        -96.1552726683847,
        29.953925694948254
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.895989+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772900.0,
            0.0,
            -1.0,
            3317044.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.844,
                "maximum": 59.21,
                "mean": 45.602,
                "stddev": 3.484
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1416054361104,
              29.952320632551075
            ],
            [
              -96.1416054361104,
              29.969557224263458
            ],
            [
              -96.12401042259452,
              29.969557224263458
            ],
            [
              -96.12401042259452,
              29.952320632551075
            ],
            [
              -96.1416054361104,
              29.952320632551075
            ]
          ]
        ]
      },
      "bbox": [
        -96.1416054361104,
        29.952320632551075,
        -96.12401042259452,
        29.969557224263458
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:08.953030+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775874.0,
            0.0,
            -1.0,
            3318852.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.074,
                "maximum": 44.248,
                "mean": 41.438,
                "stddev": 2.275
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723345319341,
              29.93669741362395
            ],
            [
              -96.15723345319341,
              29.95393207156869
            ],
            [
              -96.1396438227,
              29.95393207156869
            ],
            [
              -96.1396438227,
              29.93669741362395
            ],
            [
              -96.15723345319341,
              29.93669741362395
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723345319341,
        29.93669741362395,
        -96.1396438227,
        29.95393207156869
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.043016+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774408.0,
            0.0,
            -1.0,
            3317082.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.585,
                "maximum": 44.035,
                "mean": 41.723,
                "stddev": 0.808
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723416572621,
              29.95231829477333
            ],
            [
              -96.15723416572621,
              29.96955308727478
            ],
            [
              -96.13964155737276,
              29.96955308727478
            ],
            [
              -96.13964155737276,
              29.95231829477333
            ],
            [
              -96.15723416572621,
              29.95231829477333
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723416572621,
        29.95231829477333,
        -96.13964155737276,
        29.96955308727478
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.171557+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774365.0,
            0.0,
            -1.0,
            3318814.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.676,
                "maximum": 42.887,
                "mean": 40.75,
                "stddev": 1.129
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996072d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160742817784,
              29.936690899447434
            ],
            [
              -96.14160742817784,
              29.953927355258767
            ],
            [
              -96.12401539625041,
              29.953927355258767
            ],
            [
              -96.12401539625041,
              29.936690899447434
            ],
            [
              -96.14160742817784,
              29.936690899447434
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160742817784,
        29.936690899447434,
        -96.12401539625041,
        29.953927355258767
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.275327+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996072d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996072d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996072d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775917.0,
            0.0,
            -1.0,
            3317119.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.114,
                "maximum": 45.055,
                "mean": 41.157,
                "stddev": 3.101
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23534246556925,
              29.921080227394366
            ],
            [
              -96.23534246556925,
              29.93829673485043
            ],
            [
              -96.21776808284929,
              29.93829673485043
            ],
            [
              -96.21776808284929,
              29.921080227394366
            ],
            [
              -96.23534246556925,
              29.921080227394366
            ]
          ]
        ]
      },
      "bbox": [
        -96.23534246556925,
        29.921080227394366,
        -96.21776808284929,
        29.93829673485043
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.382055+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766907.0,
            0.0,
            -1.0,
            3315164.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.312,
                "maximum": 90.951,
                "mean": 73.295,
                "stddev": 7.545
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096674023223,
              29.921084685243237
            ],
            [
              -96.25096674023223,
              29.938290156623435
            ],
            [
              -96.2334053633067,
              29.938290156623435
            ],
            [
              -96.2334053633067,
              29.921084685243237
            ],
            [
              -96.25096674023223,
              29.921084685243237
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096674023223,
        29.921084685243237,
        -96.2334053633067,
        29.938290156623435
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.560241+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765398.0,
            0.0,
            -1.0,
            3315127.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.155,
                "maximum": 87.843,
                "mean": 66.26,
                "stddev": 7.409
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971834713355,
              29.921074352027258
            ],
            [
              -96.21971834713355,
              29.938292443031266
            ],
            [
              -96.20215190913534,
              29.938292443031266
            ],
            [
              -96.20215190913534,
              29.921074352027258
            ],
            [
              -96.21971834713355,
              29.921074352027258
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971834713355,
        29.921074352027258,
        -96.20215190913534,
        29.938292443031266
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.675604+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768416.0,
            0.0,
            -1.0,
            3315200.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.825,
                "maximum": 86.435,
                "mean": 69.931,
                "stddev": 6.092
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096154632084,
              29.905453998652945
            ],
            [
              -96.25096154632084,
              29.922668355916816
            ],
            [
              -96.23340288290419,
              29.922668355916816
            ],
            [
              -96.23340288290419,
              29.905453998652945
            ],
            [
              -96.25096154632084,
              29.905453998652945
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096154632084,
        29.905453998652945,
        -96.23340288290419,
        29.922668355916816
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.732722+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765440.0,
            0.0,
            -1.0,
            3313395.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.976,
                "maximum": 72.569,
                "mean": 49.711,
                "stddev": 6.463
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409413430296,
              29.921075417570098
            ],
            [
              -96.20409413430296,
              29.938295309378645
            ],
            [
              -96.18652529135086,
              29.938295309378645
            ],
            [
              -96.18652529135086,
              29.921075417570098
            ],
            [
              -96.20409413430296,
              29.921075417570098
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409413430296,
        29.921075417570098,
        -96.18652529135086,
        29.938295309378645
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.820682+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769925.0,
            0.0,
            -1.0,
            3315237.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.092,
                "maximum": 84.438,
                "mean": 64.318,
                "stddev": 6.575
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533971579467,
              29.905449914953955
            ],
            [
              -96.23533971579467,
              29.92266607431832
            ],
            [
              -96.21777864776992,
              29.92266607431832
            ],
            [
              -96.21777864776992,
              29.905449914953955
            ],
            [
              -96.23533971579467,
              29.905449914953955
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533971579467,
        29.905449914953955,
        -96.21777864776992,
        29.92266607431832
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.877367+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766949.0,
            0.0,
            -1.0,
            3313431.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.601,
                "maximum": 79.935,
                "mean": 56.757,
                "stddev": 7.126
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21970769514019,
              29.905443977955688
            ],
            [
              -96.21970769514019,
              29.922670733748948
            ],
            [
              -96.20215431824055,
              29.922670733748948
            ],
            [
              -96.20215431824055,
              29.905443977955688
            ],
            [
              -96.21970769514019,
              29.905443977955688
            ]
          ]
        ]
      },
      "bbox": [
        -96.21970769514019,
        29.905443977955688,
        -96.20215431824055,
        29.922670733748948
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:09.987983+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768459.0,
            0.0,
            -1.0,
            3313468.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.262,
                "maximum": 83.416,
                "mean": 68.13,
                "stddev": 6.962
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409627281437,
              29.905445201520855
            ],
            [
              -96.20409627281437,
              29.922673975164827
            ],
            [
              -96.18653014521621,
              29.922673975164827
            ],
            [
              -96.18653014521621,
              29.905445201520855
            ],
            [
              -96.20409627281437,
              29.905445201520855
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409627281437,
        29.905445201520855,
        -96.18653014521621,
        29.922673975164827
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:10.081198+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769967.0,
            0.0,
            -1.0,
            3313505.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.675,
                "maximum": 84.537,
                "mean": 70.551,
                "stddev": 6.471
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2509662478837,
              29.889832510631155
            ],
            [
              -96.2509662478837,
              29.90703772409619
            ],
            [
              -96.2334107944496,
              29.90703772409619
            ],
            [
              -96.2334107944496,
              29.889832510631155
            ],
            [
              -96.2509662478837,
              29.889832510631155
            ]
          ]
        ]
      },
      "bbox": [
        -96.2509662478837,
        29.889832510631155,
        -96.2334107944496,
        29.90703772409619
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:10.173163+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765481.0,
            0.0,
            -1.0,
            3311662.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.532,
                "maximum": 46.308,
                "mean": 43.337,
                "stddev": 0.627
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533651320393,
              29.889828365453155
            ],
            [
              -96.23533651320393,
              29.907035381092562
            ],
            [
              -96.2177786569867,
              29.907035381092562
            ],
            [
              -96.2177786569867,
              29.889828365453155
            ],
            [
              -96.23533651320393,
              29.889828365453155
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533651320393,
        29.889828365453155,
        -96.2177786569867,
        29.907035381092562
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:10.230089+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766991.0,
            0.0,
            -1.0,
            3311698.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.393,
                "maximum": 57.16,
                "mean": 44.202,
                "stddev": 3.568
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096040128847,
              29.874210772846805
            ],
            [
              -96.25096040128847,
              29.891415857975776
            ],
            [
              -96.23340790462268,
              29.891415857975776
            ],
            [
              -96.23340790462268,
              29.874210772846805
            ],
            [
              -96.25096040128847,
              29.874210772846805
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096040128847,
        29.874210772846805,
        -96.23340790462268,
        29.891415857975776
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:10.326956+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765523.0,
            0.0,
            -1.0,
            3309930.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.532,
                "maximum": 72.981,
                "mean": 47.986,
                "stddev": 6.782
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2353434503393,
              29.8742067833331
            ],
            [
              -96.2353434503393,
              29.891422900583112
            ],
            [
              -96.21777795910258,
              29.891422900583112
            ],
            [
              -96.21777795910258,
              29.8742067833331
            ],
            [
              -96.2353434503393,
              29.8742067833331
            ]
          ]
        ]
      },
      "bbox": [
        -96.2353434503393,
        29.8742067833331,
        -96.21777795910258,
        29.891422900583112
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:10.570295+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767032.0,
            0.0,
            -1.0,
            3309967.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.827,
                "maximum": 72.361,
                "mean": 46.45,
                "stddev": 7.149
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2197170292681,
              29.889831599142433
            ],
            [
              -96.2197170292681,
              29.90704041455172
            ],
            [
              -96.20215677175582,
              29.90704041455172
            ],
            [
              -96.20215677175582,
              29.889831599142433
            ],
            [
              -96.2197170292681,
              29.889831599142433
            ]
          ]
        ]
      },
      "bbox": [
        -96.2197170292681,
        29.889831599142433,
        -96.20215677175582,
        29.90704041455172
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:10.628611+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768500.0,
            0.0,
            -1.0,
            3311735.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.894,
                "maximum": 64.714,
                "mean": 50.523,
                "stddev": 4.686
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971631239009,
              29.87420115977736
            ],
            [
              -96.21971631239009,
              29.89141885836619
            ],
            [
              -96.2021587653842,
              29.89141885836619
            ],
            [
              -96.2021587653842,
              29.87420115977736
            ],
            [
              -96.21971631239009,
              29.87420115977736
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971631239009,
        29.87420115977736,
        -96.2021587653842,
        29.89141885836619
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:10.926337+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768542.0,
            0.0,
            -1.0,
            3310003.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.46,
                "maximum": 56.427,
                "mean": 43.829,
                "stddev": 4.278
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409942359285,
              29.874202478537804
            ],
            [
              -96.20409942359285,
              29.89142219483349
            ],
            [
              -96.18652913304732,
              29.89142219483349
            ],
            [
              -96.18652913304732,
              29.874202478537804
            ],
            [
              -96.20409942359285,
              29.874202478537804
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409942359285,
        29.874202478537804,
        -96.18652913304732,
        29.89142219483349
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.066598+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770051.0,
            0.0,
            -1.0,
            3310040.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.676,
                "maximum": 54.566,
                "mean": 41.423,
                "stddev": 3.63
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996073d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409795186383,
              29.88982374592875
            ],
            [
              -96.20409795186383,
              29.90704359435143
            ],
            [
              -96.1865246968781,
              29.90704359435143
            ],
            [
              -96.1865246968781,
              29.88982374592875
            ],
            [
              -96.20409795186383,
              29.88982374592875
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409795186383,
        29.88982374592875,
        -96.1865246968781,
        29.90704359435143
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.201071+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996073d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996073d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996073d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770009.0,
            0.0,
            -1.0,
            3311772.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.27,
                "maximum": 73.178,
                "mean": 51.617,
                "stddev": 8.389
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285652656906,
              29.92107198481362
            ],
            [
              -96.17285652656906,
              29.93830471012617
            ],
            [
              -96.15527227461969,
              29.93830471012617
            ],
            [
              -96.15527227461969,
              29.92107198481362
            ],
            [
              -96.17285652656906,
              29.92107198481362
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285652656906,
        29.92107198481362,
        -96.15527227461969,
        29.93830471012617
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.309469+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772942.0,
            0.0,
            -1.0,
            3315312.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.949,
                "maximum": 72.27,
                "mean": 55.721,
                "stddev": 8.514
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847466045499,
              29.90544434957661
            ],
            [
              -96.18847466045499,
              29.922675143393292
            ],
            [
              -96.17089578257209,
              29.922675143393292
            ],
            [
              -96.17089578257209,
              29.90544434957661
            ],
            [
              -96.18847466045499,
              29.90544434957661
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847466045499,
        29.90544434957661,
        -96.17089578257209,
        29.922675143393292
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.397327+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771476.0,
            0.0,
            -1.0,
            3313542.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 52.91,
                "maximum": 81.788,
                "mean": 70.062,
                "stddev": 5.055
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847007779414,
              29.921074628486426
            ],
            [
              -96.18847007779414,
              29.938296319780754
            ],
            [
              -96.17089883157566,
              29.938296319780754
            ],
            [
              -96.17089883157566,
              29.921074628486426
            ],
            [
              -96.18847007779414,
              29.921074628486426
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847007779414,
        29.921074628486426,
        -96.17089883157566,
        29.938296319780754
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.568211+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771434.0,
            0.0,
            -1.0,
            3315274.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.958,
                "maximum": 74.499,
                "mean": 58.004,
                "stddev": 6.518
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285320582292,
              29.90544186502285
            ],
            [
              -96.17285320582292,
              29.92267445687399
            ],
            [
              -96.15527192706287,
              29.92267445687399
            ],
            [
              -96.15527192706287,
              29.90544186502285
            ],
            [
              -96.17285320582292,
              29.90544186502285
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285320582292,
        29.90544186502285,
        -96.15527192706287,
        29.92267445687399
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.695276+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772985.0,
            0.0,
            -1.0,
            3313579.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.682,
                "maximum": 72.31,
                "mean": 61.879,
                "stddev": 4.498
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723278692748,
              29.92106748658972
            ],
            [
              -96.15723278692748,
              29.938302009853377
            ],
            [
              -96.13964613382153,
              29.938302009853377
            ],
            [
              -96.13964613382153,
              29.92106748658972
            ],
            [
              -96.15723278692748,
              29.92106748658972
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723278692748,
        29.92106748658972,
        -96.13964613382153,
        29.938302009853377
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.771063+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774451.0,
            0.0,
            -1.0,
            3315349.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.17,
                "maximum": 71.975,
                "mean": 44.595,
                "stddev": 5.88
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160895026484,
              29.92107014716624
            ],
            [
              -96.14160895026484,
              29.938306467167646
            ],
            [
              -96.12401989593673,
              29.938306467167646
            ],
            [
              -96.12401989593673,
              29.92107014716624
            ],
            [
              -96.14160895026484,
              29.92107014716624
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160895026484,
        29.92107014716624,
        -96.12401989593673,
        29.938306467167646
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:11.871708+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775960.0,
            0.0,
            -1.0,
            3315387.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.046,
                "maximum": 46.084,
                "mean": 40.6,
                "stddev": 2.964
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14161051801213,
              29.905440123397323
            ],
            [
              -96.14161051801213,
              29.922685546626585
            ],
            [
              -96.12401383435513,
              29.922685546626585
            ],
            [
              -96.12401383435513,
              29.905440123397323
            ],
            [
              -96.14161051801213,
              29.905440123397323
            ]
          ]
        ]
      },
      "bbox": [
        -96.14161051801213,
        29.905440123397323,
        -96.12401383435513,
        29.922685546626585
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.030730+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776003.0,
            0.0,
            -1.0,
            3313655.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.248,
                "maximum": 62.213,
                "mean": 43.701,
                "stddev": 4.496
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723191037188,
              29.90543730258378
            ],
            [
              -96.15723191037188,
              29.922680929209356
            ],
            [
              -96.13963762723408,
              29.922680929209356
            ],
            [
              -96.13963762723408,
              29.90543730258378
            ],
            [
              -96.15723191037188,
              29.90543730258378
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723191037188,
        29.90543730258378,
        -96.13963762723408,
        29.922680929209356
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.153072+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774494.0,
            0.0,
            -1.0,
            3313617.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.382,
                "maximum": 72.31,
                "mean": 57.476,
                "stddev": 6.692
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847878033114,
              29.88982327386598
            ],
            [
              -96.18847878033114,
              29.907044920527728
            ],
            [
              -96.170903126154,
              29.907044920527728
            ],
            [
              -96.170903126154,
              29.88982327386598
            ],
            [
              -96.18847878033114,
              29.88982327386598
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847878033114,
        29.88982327386598,
        -96.170903126154,
        29.907044920527728
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.254285+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771518.0,
            0.0,
            -1.0,
            3311809.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.989,
                "maximum": 77.848,
                "mean": 58.775,
                "stddev": 7.604
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847234816786,
              29.874201943704048
            ],
            [
              -96.18847234816786,
              29.891423458191134
            ],
            [
              -96.17089965885097,
              29.891423458191134
            ],
            [
              -96.17089965885097,
              29.874201943704048
            ],
            [
              -96.18847234816786,
              29.874201943704048
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847234816786,
        29.874201943704048,
        -96.17089965885097,
        29.891423458191134
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.311980+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771561.0,
            0.0,
            -1.0,
            3310077.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.928,
                "maximum": 54.837,
                "mean": 40.402,
                "stddev": 2.822
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285577331648,
              29.874199555313442
            ],
            [
              -96.17285577331648,
              29.891423088543856
            ],
            [
              -96.15527034425091,
              29.891423088543856
            ],
            [
              -96.15527034425091,
              29.874199555313442
            ],
            [
              -96.17285577331648,
              29.874199555313442
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285577331648,
        29.874199555313442,
        -96.15527034425091,
        29.891423088543856
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.409004+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773070.0,
            0.0,
            -1.0,
            3310114.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.164,
                "maximum": 47.256,
                "mean": 40.0,
                "stddev": 1.76
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284942219875,
              29.88982072637107
            ],
            [
              -96.17284942219875,
              29.907044171141163
            ],
            [
              -96.155271368972,
              29.907044171141163
            ],
            [
              -96.155271368972,
              29.88982072637107
            ],
            [
              -96.17284942219875,
              29.88982072637107
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284942219875,
        29.88982072637107,
        -96.155271368972,
        29.907044171141163
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.572212+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773028.0,
            0.0,
            -1.0,
            3311846.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.215,
                "maximum": 64.561,
                "mean": 52.686,
                "stddev": 6.425
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160127223923,
              29.889819306349978
            ],
            [
              -96.14160127223923,
              29.90705535575888
            ],
            [
              -96.12401816663755,
              29.90705535575888
            ],
            [
              -96.12401816663755,
              29.889819306349978
            ],
            [
              -96.14160127223923,
              29.889819306349978
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160127223923,
        29.889819306349978,
        -96.12401816663755,
        29.90705535575888
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.777944+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776047.0,
            0.0,
            -1.0,
            3311922.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.316,
                "maximum": 47.316,
                "mean": 40.988,
                "stddev": 3.287
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722901502193,
              29.874195313403973
            ],
            [
              -96.15722901502193,
              29.891429657018612
            ],
            [
              -96.13964093313533,
              29.891429657018612
            ],
            [
              -96.13964093313533,
              29.874195313403973
            ],
            [
              -96.15722901502193,
              29.874195313403973
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722901502193,
        29.874195313403973,
        -96.13964093313533,
        29.891429657018612
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.886774+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774580.0,
            0.0,
            -1.0,
            3310152.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.771,
                "maximum": 51.044,
                "mean": 41.464,
                "stddev": 2.766
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723056761568,
              29.889816324196218
            ],
            [
              -96.15723056761568,
              29.907050802542454
            ],
            [
              -96.13963951516227,
              29.907050802542454
            ],
            [
              -96.13963951516227,
              29.889816324196218
            ],
            [
              -96.15723056761568,
              29.889816324196218
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723056761568,
        29.889816324196218,
        -96.13963951516227,
        29.907050802542454
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:12.944685+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774537.0,
            0.0,
            -1.0,
            3311884.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.514,
                "maximum": 58.566,
                "mean": 47.906,
                "stddev": 3.166
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996074d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160216032408,
              29.874198231391105
            ],
            [
              -96.14160216032408,
              29.89143437044621
            ],
            [
              -96.12401168171495,
              29.89143437044621
            ],
            [
              -96.12401168171495,
              29.874198231391105
            ],
            [
              -96.14160216032408,
              29.874198231391105
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160216032408,
        29.874198231391105,
        -96.12401168171495,
        29.89143437044621
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.058599+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996074d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996074d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996074d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776090.0,
            0.0,
            -1.0,
            3310190.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.899,
                "maximum": 46.988,
                "mean": 40.759,
                "stddev": 1.175
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598282303894,
              29.96794186551212
            ],
            [
              -96.12598282303894,
              29.98518039093763
            ],
            [
              -96.1083824235706,
              29.98518039093763
            ],
            [
              -96.1083824235706,
              29.96794186551212
            ],
            [
              -96.12598282303894,
              29.96794186551212
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598282303894,
        29.96794186551212,
        -96.1083824235706,
        29.98518039093763
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.158565+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777339.0,
            0.0,
            -1.0,
            3320622.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.14,
                "maximum": 47.227,
                "mean": 43.308,
                "stddev": 1.23
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598856939833,
              29.983562585477014
            ],
            [
              -96.12598856939833,
              30.000810259919874
            ],
            [
              -96.10838492368633,
              30.000810259919874
            ],
            [
              -96.10838492368633,
              29.983562585477014
            ],
            [
              -96.12598856939833,
              29.983562585477014
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598856939833,
        29.983562585477014,
        -96.10838492368633,
        30.000810259919874
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.358734+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777295.0,
            0.0,
            -1.0,
            3322355.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.61,
                "maximum": 54.086,
                "mean": 45.768,
                "stddev": 1.978
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036231682618,
              29.967940555411786
            ],
            [
              -96.11036231682618,
              29.985189890562317
            ],
            [
              -96.0927592523823,
              29.985189890562317
            ],
            [
              -96.0927592523823,
              29.967940555411786
            ],
            [
              -96.11036231682618,
              29.967940555411786
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036231682618,
        29.967940555411786,
        -96.0927592523823,
        29.985189890562317
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.465335+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778847.0,
            0.0,
            -1.0,
            3320661.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.653,
                "maximum": 46.475,
                "mean": 41.531,
                "stddev": 3.401
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09474255854485,
              29.983566796652337
            ],
            [
              -96.09474255854485,
              30.00080905237657
            ],
            [
              -96.07713436595323,
              30.00080905237657
            ],
            [
              -96.07713436595323,
              29.983566796652337
            ],
            [
              -96.09474255854485,
              29.983566796652337
            ]
          ]
        ]
      },
      "bbox": [
        -96.09474255854485,
        29.983566796652337,
        -96.07713436595323,
        30.00080905237657
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.579181+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780311.0,
            0.0,
            -1.0,
            3322431.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.199,
                "maximum": 49.112,
                "mean": 43.601,
                "stddev": 2.558
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036561419131,
              29.98356111305484
            ],
            [
              -96.11036561419131,
              30.000810585225878
            ],
            [
              -96.09275956289818,
              30.000810585225878
            ],
            [
              -96.09275956289818,
              29.98356111305484
            ],
            [
              -96.11036561419131,
              29.98356111305484
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036561419131,
        29.98356111305484,
        -96.09275956289818,
        30.000810585225878
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.721052+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778803.0,
            0.0,
            -1.0,
            3322393.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.046,
                "maximum": 49.1,
                "mean": 42.957,
                "stddev": 3.602
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0791217921516,
              29.967932137174273
            ],
            [
              -96.0791217921516,
              29.98518529239948
            ],
            [
              -96.06150357251485,
              29.98518529239948
            ],
            [
              -96.06150357251485,
              29.967932137174273
            ],
            [
              -96.0791217921516,
              29.967932137174273
            ]
          ]
        ]
      },
      "bbox": [
        -96.0791217921516,
        29.967932137174273,
        -96.06150357251485,
        29.98518529239948
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.882568+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781863.0,
            0.0,
            -1.0,
            3320737.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.991,
                "maximum": 52.033,
                "mean": 44.742,
                "stddev": 1.85
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911992768022,
              29.983561379310892
            ],
            [
              -96.07911992768022,
              30.00081467424758
            ],
            [
              -96.0614987138665,
              30.00081467424758
            ],
            [
              -96.0614987138665,
              29.983561379310892
            ],
            [
              -96.07911992768022,
              29.983561379310892
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911992768022,
        29.983561379310892,
        -96.0614987138665,
        30.00081467424758
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:13.992179+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781819.0,
            0.0,
            -1.0,
            3322470.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.987,
                "maximum": 57.017,
                "mean": 46.478,
                "stddev": 3.608
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09474197271223,
              29.967937389638518
            ],
            [
              -96.09474197271223,
              29.98518851995905
            ],
            [
              -96.07713650635166,
              29.98518851995905
            ],
            [
              -96.07713650635166,
              29.967937389638518
            ],
            [
              -96.09474197271223,
              29.967937389638518
            ]
          ]
        ]
      },
      "bbox": [
        -96.09474197271223,
        29.967937389638518,
        -96.07713650635166,
        29.98518851995905
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.231394+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780355.0,
            0.0,
            -1.0,
            3320699.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.867,
                "maximum": 46.139,
                "mean": 43.921,
                "stddev": 0.986
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035906762946,
              29.952310952487
            ],
            [
              -96.11035906762946,
              29.96956015049007
            ],
            [
              -96.09275898956406,
              29.96956015049007
            ],
            [
              -96.09275898956406,
              29.952310952487
            ],
            [
              -96.11035906762946,
              29.952310952487
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035906762946,
        29.952310952487,
        -96.09275898956406,
        29.96956015049007
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.290101+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778891.0,
            0.0,
            -1.0,
            3318928.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.794,
                "maximum": 45.87,
                "mean": 39.983,
                "stddev": 3.841
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598130607594,
              29.936691542803736
            ],
            [
              -96.12598130607594,
              29.953929795267968
            ],
            [
              -96.10838687264861,
              29.953929795267968
            ],
            [
              -96.10838687264861,
              29.936691542803736
            ],
            [
              -96.12598130607594,
              29.936691542803736
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598130607594,
        29.936691542803736,
        -96.10838687264861,
        29.953929795267968
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.390778+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777426.0,
            0.0,
            -1.0,
            3317157.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.223,
                "maximum": 45.042,
                "mean": 40.567,
                "stddev": 3.685
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598747567615,
              29.95231232740658
            ],
            [
              -96.12598747567615,
              29.969559728966154
            ],
            [
              -96.10838980079825,
              29.969559728966154
            ],
            [
              -96.10838980079825,
              29.95231232740658
            ],
            [
              -96.12598747567615,
              29.95231232740658
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598747567615,
        29.95231232740658,
        -96.10838980079825,
        29.969559728966154
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.509851+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777382.0,
            0.0,
            -1.0,
            3318890.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.867,
                "maximum": 45.367,
                "mean": 39.766,
                "stddev": 3.603
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036569336159,
              29.9366903303157
            ],
            [
              -96.11036569336159,
              29.95393961846299
            ],
            [
              -96.09275824912213,
              29.95393961846299
            ],
            [
              -96.09275824912213,
              29.9366903303157
            ],
            [
              -96.11036569336159,
              29.9366903303157
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036569336159,
        29.9366903303157,
        -96.09275824912213,
        29.95393961846299
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.577472+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778934.0,
            0.0,
            -1.0,
            3317196.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.452,
                "maximum": 45.009,
                "mean": 41.112,
                "stddev": 3.388
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07912317610536,
              29.952311875505078
            ],
            [
              -96.07912317610536,
              29.96956489111257
            ],
            [
              -96.06150794664156,
              29.96956489111257
            ],
            [
              -96.06150794664156,
              29.952311875505078
            ],
            [
              -96.07912317610536,
              29.952311875505078
            ]
          ]
        ]
      },
      "bbox": [
        -96.07912317610536,
        29.952311875505078,
        -96.06150794664156,
        29.96956489111257
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.668939+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781907.0,
            0.0,
            -1.0,
            3319005.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.457,
                "maximum": 52.033,
                "mean": 44.35,
                "stddev": 1.381
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09474090969147,
              29.95231673349609
            ],
            [
              -96.09474090969147,
              29.969558942259184
            ],
            [
              -96.077128342359,
              29.969558942259184
            ],
            [
              -96.077128342359,
              29.95231673349609
            ],
            [
              -96.09474090969147,
              29.95231673349609
            ]
          ]
        ]
      },
      "bbox": [
        -96.09474090969147,
        29.95231673349609,
        -96.077128342359,
        29.969558942259184
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.757041+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780399.0,
            0.0,
            -1.0,
            3318966.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.523,
                "maximum": 46.889,
                "mean": 43.589,
                "stddev": 1.654
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473989423032,
              29.936687262021856
            ],
            [
              -96.09473989423032,
              29.953938345280964
            ],
            [
              -96.07713005061011,
              29.953938345280964
            ],
            [
              -96.07713005061011,
              29.936687262021856
            ],
            [
              -96.09473989423032,
              29.936687262021856
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473989423032,
        29.936687262021856,
        -96.07713005061011,
        29.953938345280964
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.863716+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780443.0,
            0.0,
            -1.0,
            3317234.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.021,
                "maximum": 53.552,
                "mean": 44.183,
                "stddev": 2.401
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996081d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0791142588384,
              29.93668233796135
            ],
            [
              -96.0791142588384,
              29.953935215008862
            ],
            [
              -96.06150201753245,
              29.953935215008862
            ],
            [
              -96.06150201753245,
              29.93668233796135
            ],
            [
              -96.0791142588384,
              29.93668233796135
            ]
          ]
        ]
      },
      "bbox": [
        -96.0791142588384,
        29.93668233796135,
        -96.06150201753245,
        29.953935215008862
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:14.935988+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996081d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996081d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996081d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781952.0,
            0.0,
            -1.0,
            3317272.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.354,
                "maximum": 54.438,
                "mean": 49.66,
                "stddev": 3.412
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349746187537,
              29.98355433515308
            ],
            [
              -96.06349746187537,
              30.000818437788602
            ],
            [
              -96.04587358053314,
              30.000818437788602
            ],
            [
              -96.04587358053314,
              29.98355433515308
            ],
            [
              -96.06349746187537,
              29.98355433515308
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349746187537,
        29.98355433515308,
        -96.04587358053314,
        30.000818437788602
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.010741+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783327.0,
            0.0,
            -1.0,
            3322509.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.627,
                "maximum": 57.017,
                "mean": 53.688,
                "stddev": 1.526
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349115999365,
              29.967934271566698
            ],
            [
              -96.06349115999365,
              29.985188989555873
            ],
            [
              -96.04588089157099,
              29.985188989555873
            ],
            [
              -96.04588089157099,
              29.967934271566698
            ],
            [
              -96.06349115999365,
              29.967934271566698
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349115999365,
        29.967934271566698,
        -96.04588089157099,
        29.985188989555873
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.082065+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783372.0,
            0.0,
            -1.0,
            3320776.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.187,
                "maximum": 53.159,
                "mean": 48.877,
                "stddev": 2.317
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787489576498,
              29.98355444675288
            ],
            [
              -96.04787489576498,
              30.000820343037454
            ],
            [
              -96.03024861258928,
              30.000820343037454
            ],
            [
              -96.03024861258928,
              29.98355444675288
            ],
            [
              -96.04787489576498,
              29.98355444675288
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787489576498,
        29.98355444675288,
        -96.03024861258928,
        30.000820343037454
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.176320+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784835.0,
            0.0,
            -1.0,
            3322548.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.91,
                "maximum": 57.01,
                "mean": 54.301,
                "stddev": 0.593
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0478710429865,
              29.967934316637646
            ],
            [
              -96.0478710429865,
              29.98519105945202
            ],
            [
              -96.03024802320347,
              29.98519105945202
            ],
            [
              -96.03024802320347,
              29.967934316637646
            ],
            [
              -96.0478710429865,
              29.967934316637646
            ]
          ]
        ]
      },
      "bbox": [
        -96.0478710429865,
        29.967934316637646,
        -96.03024802320347,
        29.98519105945202
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.248142+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784880.0,
            0.0,
            -1.0,
            3320815.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.65,
                "maximum": 54.867,
                "mean": 51.081,
                "stddev": 1.553
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03225249480353,
              29.98355270142308
            ],
            [
              -96.03225249480353,
              30.000820390032604
            ],
            [
              -96.01462381149126,
              30.000820390032604
            ],
            [
              -96.01462381149126,
              29.98355270142308
            ],
            [
              -96.03225249480353,
              29.98355270142308
            ]
          ]
        ]
      },
      "bbox": [
        -96.03225249480353,
        29.98355270142308,
        -96.01462381149126,
        30.000820390032604
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.340794+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786343.0,
            0.0,
            -1.0,
            3322587.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.023,
                "maximum": 57.425,
                "mean": 54.949,
                "stddev": 0.919
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0166302604464,
              29.983548863124007
            ],
            [
              -96.0166302604464,
              30.000818578813103
            ],
            [
              -95.99898882460856,
              30.000818578813103
            ],
            [
              -95.99898882460856,
              29.983548863124007
            ],
            [
              -96.0166302604464,
              29.983548863124007
            ]
          ]
        ]
      },
      "bbox": [
        -96.0166302604464,
        29.983548863124007,
        -95.99898882460856,
        30.000818578813103
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.421105+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787851.0,
            0.0,
            -1.0,
            3322626.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.429,
                "maximum": 63.081,
                "mean": 58.398,
                "stddev": 1.516
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0166313057214,
              29.967929068112678
            ],
            [
              -96.0166313057214,
              29.98519864035466
            ],
            [
              -95.99899287041188,
              29.98519864035466
            ],
            [
              -95.99899287041188,
              29.967929068112678
            ],
            [
              -96.0166313057214,
              29.967929068112678
            ]
          ]
        ]
      },
      "bbox": [
        -96.0166313057214,
        29.967929068112678,
        -95.99899287041188,
        29.98519864035466
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.501798+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787896.0,
            0.0,
            -1.0,
            3320894.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.375,
                "maximum": 62.695,
                "mean": 56.229,
                "stddev": 2.039
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03225109107764,
              29.96793273822423
            ],
            [
              -96.03225109107764,
              29.98519127225547
            ],
            [
              -96.01462567453768,
              29.98519127225547
            ],
            [
              -96.01462567453768,
              29.96793273822423
            ],
            [
              -96.03225109107764,
              29.96793273822423
            ]
          ]
        ]
      },
      "bbox": [
        -96.03225109107764,
        29.96793273822423,
        -96.01462567453768,
        29.98519127225547
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.630007+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786388.0,
            0.0,
            -1.0,
            3320854.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.792,
                "maximum": 56.623,
                "mean": 53.468,
                "stddev": 1.345
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787758917263,
              29.952305141969834
            ],
            [
              -96.04787758917263,
              29.96957098861286
            ],
            [
              -96.03024694587181,
              29.96957098861286
            ],
            [
              -96.03024694587181,
              29.952305141969834
            ],
            [
              -96.04787758917263,
              29.952305141969834
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787758917263,
        29.952305141969834,
        -96.03024694587181,
        29.96957098861286
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.831886+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784924.0,
            0.0,
            -1.0,
            3319083.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.279,
                "maximum": 54.876,
                "mean": 49.925,
                "stddev": 2.36
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349525773197,
              29.95230493090414
            ],
            [
              -96.06349525773197,
              29.969568752966943
            ],
            [
              -96.04587736346718,
              29.969568752966943
            ],
            [
              -96.04587736346718,
              29.95230493090414
            ],
            [
              -96.06349525773197,
              29.95230493090414
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349525773197,
        29.95230493090414,
        -96.04587736346718,
        29.969568752966943
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:15.928348+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783416.0,
            0.0,
            -1.0,
            3319044.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.187,
                "maximum": 52.647,
                "mean": 46.617,
                "stddev": 2.557
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787330043811,
              29.936684947771777
            ],
            [
              -96.04787330043811,
              29.95394164075697
            ],
            [
              -96.03024591733717,
              29.95394164075697
            ],
            [
              -96.03024591733717,
              29.936684947771777
            ],
            [
              -96.04787330043811,
              29.936684947771777
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787330043811,
        29.936684947771777,
        -96.03024591733717,
        29.95394164075697
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.075439+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784969.0,
            0.0,
            -1.0,
            3317350.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 45.515,
                "maximum": 55.37,
                "mean": 53.183,
                "stddev": 0.771
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349887185726,
              29.936684570837425
            ],
            [
              -96.06349887185726,
              29.953939471342615
            ],
            [
              -96.04587388467078,
              29.953939471342615
            ],
            [
              -96.04587388467078,
              29.936684570837425
            ],
            [
              -96.06349887185726,
              29.936684570837425
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349887185726,
        29.936684570837425,
        -96.04587388467078,
        29.953939471342615
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.169639+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783460.0,
            0.0,
            -1.0,
            3317311.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.702,
                "maximum": 54.163,
                "mean": 52.099,
                "stddev": 1.342
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224973620861,
              29.952303495972096
            ],
            [
              -96.03224973620861,
              29.969571134880155
            ],
            [
              -96.01461669531274,
              29.969571134880155
            ],
            [
              -96.01461669531274,
              29.952303495972096
            ],
            [
              -96.03224973620861,
              29.952303495972096
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224973620861,
        29.952303495972096,
        -96.01461669531274,
        29.969571134880155
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.268498+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786433.0,
            0.0,
            -1.0,
            3319122.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.838,
                "maximum": 55.634,
                "mean": 52.738,
                "stddev": 1.421
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224789430686,
              29.936683468803412
            ],
            [
              -96.03224789430686,
              29.95394195294472
            ],
            [
              -96.014618116988,
              29.95394195294472
            ],
            [
              -96.014618116988,
              29.936683468803412
            ],
            [
              -96.03224789430686,
              29.936683468803412
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224789430686,
        29.936683468803412,
        -96.014618116988,
        29.95394195294472
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.359221+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786478.0,
            0.0,
            -1.0,
            3317389.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.033,
                "maximum": 59.096,
                "mean": 52.841,
                "stddev": 1.138
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01663239934331,
              29.9523002288081
            ],
            [
              -96.01663239934331,
              29.96956965747213
            ],
            [
              -95.9989969640925,
              29.96956965747213
            ],
            [
              -95.9989969640925,
              29.9523002288081
            ],
            [
              -96.01663239934331,
              29.9523002288081
            ]
          ]
        ]
      },
      "bbox": [
        -96.01663239934331,
        29.9523002288081,
        -95.9989969640925,
        29.96956965747213
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.543303+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787941.0,
            0.0,
            -1.0,
            3319161.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.441,
                "maximum": 64.307,
                "mean": 57.332,
                "stddev": 3.228
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598527292688,
              29.921070725967855
            ],
            [
              -96.12598527292688,
              29.938309068439704
            ],
            [
              -96.10838347043665,
              29.938309068439704
            ],
            [
              -96.10838347043665,
              29.921070725967855
            ],
            [
              -96.12598527292688,
              29.921070725967855
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598527292688,
        29.921070725967855,
        -96.10838347043665,
        29.938309068439704
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.644386+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777469.0,
            0.0,
            -1.0,
            3315425.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.688,
                "maximum": 46.371,
                "mean": 39.985,
                "stddev": 3.512
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996082d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662265491885,
              29.936680133971983
            ],
            [
              -96.01662265491885,
              29.95394942033699
            ],
            [
              -95.99899021417629,
              29.95394942033699
            ],
            [
              -95.99899021417629,
              29.936680133971983
            ],
            [
              -96.01662265491885,
              29.936680133971983
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662265491885,
        29.936680133971983,
        -95.99899021417629,
        29.95394942033699
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.738227+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996082d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996082d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996082d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787987.0,
            0.0,
            -1.0,
            3317429.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.836,
                "maximum": 62.772,
                "mean": 55.94,
                "stddev": 2.678
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1259892849282,
              29.90544109065006
            ],
            [
              -96.1259892849282,
              29.922679295843636
            ],
            [
              -96.10839046314943,
              29.922679295843636
            ],
            [
              -96.10839046314943,
              29.90544109065006
            ],
            [
              -96.1259892849282,
              29.90544109065006
            ]
          ]
        ]
      },
      "bbox": [
        -96.1259892849282,
        29.90544109065006,
        -96.10839046314943,
        29.922679295843636
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.846845+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777512.0,
            0.0,
            -1.0,
            3313692.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.578,
                "maximum": 46.688,
                "mean": 39.502,
                "stddev": 3.343
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035812760416,
              29.905430963123298
            ],
            [
              -96.11035812760416,
              29.9226889898677
            ],
            [
              -96.09275638607858,
              29.9226889898677
            ],
            [
              -96.09275638607858,
              29.905430963123298
            ],
            [
              -96.11035812760416,
              29.905430963123298
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035812760416,
        29.905430963123298,
        -96.09275638607858,
        29.9226889898677
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:16.960904+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779022.0,
            0.0,
            -1.0,
            3313731.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.844,
                "maximum": 43.729,
                "mean": 41.345,
                "stddev": 0.764
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036201688916,
              29.921060662849257
            ],
            [
              -96.11036201688916,
              29.938309813706837
            ],
            [
              -96.09275755618056,
              29.938309813706837
            ],
            [
              -96.09275755618056,
              29.921060662849257
            ],
            [
              -96.11036201688916,
              29.921060662849257
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036201688916,
        29.921060662849257,
        -96.09275755618056,
        29.938309813706837
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.111026+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778978.0,
            0.0,
            -1.0,
            3315463.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.452,
                "maximum": 44.854,
                "mean": 42.122,
                "stddev": 0.773
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0947384020437,
              29.921066771212622
            ],
            [
              -96.0947384020437,
              29.938308703006943
            ],
            [
              -96.0771318058513,
              29.938308703006943
            ],
            [
              -96.0771318058513,
              29.921066771212622
            ],
            [
              -96.0947384020437,
              29.921066771212622
            ]
          ]
        ]
      },
      "bbox": [
        -96.0947384020437,
        29.921066771212622,
        -96.0771318058513,
        29.938308703006943
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.186091+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780487.0,
            0.0,
            -1.0,
            3315501.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.408,
                "maximum": 53.144,
                "mean": 42.291,
                "stddev": 1.812
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0791152114076,
              29.921062011906145
            ],
            [
              -96.0791152114076,
              29.938314749301
            ],
            [
              -96.06150595580644,
              29.938314749301
            ],
            [
              -96.06150595580644,
              29.921062011906145
            ],
            [
              -96.0791152114076,
              29.921062011906145
            ]
          ]
        ]
      },
      "bbox": [
        -96.0791152114076,
        29.921062011906145,
        -96.06150595580644,
        29.938314749301
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.244412+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781996.0,
            0.0,
            -1.0,
            3315540.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.988,
                "maximum": 53.69,
                "mean": 50.441,
                "stddev": 2.644
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473695721917,
              29.90543723522837
            ],
            [
              -96.09473695721917,
              29.922688041526545
            ],
            [
              -96.07713308060504,
              29.922688041526545
            ],
            [
              -96.07713308060504,
              29.90543723522837
            ],
            [
              -96.09473695721917,
              29.90543723522837
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473695721917,
        29.90543723522837,
        -96.07713308060504,
        29.922688041526545
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.302739+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780531.0,
            0.0,
            -1.0,
            3313769.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.879,
                "maximum": 53.144,
                "mean": 42.068,
                "stddev": 2.888
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911621082891,
              29.905432640803006
            ],
            [
              -96.07911621082891,
              29.922685238417383
            ],
            [
              -96.06150994046189,
              29.922685238417383
            ],
            [
              -96.06150994046189,
              29.905432640803006
            ],
            [
              -96.07911621082891,
              29.905432640803006
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911621082891,
        29.905432640803006,
        -96.06150994046189,
        29.922685238417383
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.400867+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782040.0,
            0.0,
            -1.0,
            3313807.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.1,
                "maximum": 53.278,
                "mean": 49.844,
                "stddev": 2.203
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598248022815,
              29.889820209263927
            ],
            [
              -96.12598248022815,
              29.907049265117205
            ],
            [
              -96.1083868941739,
              29.907049265117205
            ],
            [
              -96.1083868941739,
              29.889820209263927
            ],
            [
              -96.12598248022815,
              29.889820209263927
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598248022815,
        29.889820209263927,
        -96.1083868941739,
        29.907049265117205
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.549310+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777556.0,
            0.0,
            -1.0,
            3311959.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.262,
                "maximum": 43.013,
                "mean": 38.638,
                "stddev": 3.277
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598606595456,
              29.87419050916813
            ],
            [
              -96.12598606595456,
              29.89143745441039
            ],
            [
              -96.10839293523013,
              29.89143745441039
            ],
            [
              -96.10839293523013,
              29.87419050916813
            ],
            [
              -96.12598606595456,
              29.87419050916813
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598606595456,
        29.87419050916813,
        -96.10839293523013,
        29.89143745441039
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.742032+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777599.0,
            0.0,
            -1.0,
            3310228.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.459,
                "maximum": 42.817,
                "mean": 39.43,
                "stddev": 2.822
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036384889779,
              29.889819485429165
            ],
            [
              -96.11036384889779,
              29.90705934747202
            ],
            [
              -96.0927656085341,
              29.90705934747202
            ],
            [
              -96.0927656085341,
              29.889819485429165
            ],
            [
              -96.11036384889779,
              29.889819485429165
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036384889779,
        29.889819485429165,
        -96.0927656085341,
        29.90705934747202
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.858802+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779065.0,
            0.0,
            -1.0,
            3311998.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.87,
                "maximum": 43.212,
                "mean": 40.963,
                "stddev": 0.931
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035953289624,
              29.874189721163294
            ],
            [
              -96.11035953289624,
              29.89143845907942
            ],
            [
              -96.0927640074236,
              29.89143845907942
            ],
            [
              -96.0927640074236,
              29.874189721163294
            ],
            [
              -96.11035953289624,
              29.874189721163294
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035953289624,
        29.874189721163294,
        -96.0927640074236,
        29.89143845907942
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:17.988986+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779109.0,
            0.0,
            -1.0,
            3310266.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.459,
                "maximum": 42.56,
                "mean": 37.018,
                "stddev": 3.468
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473503613106,
              29.889816679981234
            ],
            [
              -96.09473503613106,
              29.907058334736924
            ],
            [
              -96.07713440215171,
              29.907058334736924
            ],
            [
              -96.07713440215171,
              29.889816679981234
            ],
            [
              -96.09473503613106,
              29.889816679981234
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473503613106,
        29.889816679981234,
        -96.07713440215171,
        29.907058334736924
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.120976+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780575.0,
            0.0,
            -1.0,
            3312036.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.909,
                "maximum": 48.414,
                "mean": 40.701,
                "stddev": 1.256
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.094743504164,
              29.874187079545777
            ],
            [
              -96.094743504164,
              29.891437836809878
            ],
            [
              -96.07713524367817,
              29.891437836809878
            ],
            [
              -96.07713524367817,
              29.874187079545777
            ],
            [
              -96.094743504164,
              29.874187079545777
            ]
          ]
        ]
      },
      "bbox": [
        -96.094743504164,
        29.874187079545777,
        -96.07713524367817,
        29.891437836809878
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.179228+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780618.0,
            0.0,
            -1.0,
            3310304.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.907,
                "maximum": 44.593,
                "mean": 39.286,
                "stddev": 2.53
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911673066445,
              29.8898120197981
            ],
            [
              -96.07911673066445,
              29.907055695273808
            ],
            [
              -96.06150336133777,
              29.907055695273808
            ],
            [
              -96.06150336133777,
              29.8898120197981
            ],
            [
              -96.07911673066445,
              29.8898120197981
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911673066445,
        29.8898120197981,
        -96.06150336133777,
        29.907055695273808
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.364143+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782084.0,
            0.0,
            -1.0,
            3312074.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.462,
                "maximum": 49.175,
                "mean": 43.332,
                "stddev": 2.013
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996083d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911729715471,
              29.87418258435465
            ],
            [
              -96.07911729715471,
              29.8914351328716
            ],
            [
              -96.06150664544934,
              29.8914351328716
            ],
            [
              -96.06150664544934,
              29.87418258435465
            ],
            [
              -96.07911729715471,
              29.87418258435465
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911729715471,
        29.87418258435465,
        -96.06150664544934,
        29.8914351328716
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.498409+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996083d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996083d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996083d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782128.0,
            0.0,
            -1.0,
            3310342.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.263,
                "maximum": 45.283,
                "mean": 40.256,
                "stddev": 1.679
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786906086859,
              29.921055942191288
            ],
            [
              -96.04786906086859,
              29.93832127350115
            ],
            [
              -96.03025474923479,
              29.93832127350115
            ],
            [
              -96.03025474923479,
              29.921055942191288
            ],
            [
              -96.04786906086859,
              29.921055942191288
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786906086859,
        29.921055942191288,
        -96.03025474923479,
        29.93832127350115
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.556190+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785014.0,
            0.0,
            -1.0,
            3315618.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.311,
                "maximum": 55.351,
                "mean": 52.579,
                "stddev": 0.47
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787494879356,
              29.90542667128121
            ],
            [
              -96.04787494879356,
              29.922692093433422
            ],
            [
              -96.03025328020571,
              29.922692093433422
            ],
            [
              -96.03025328020571,
              29.90542667128121
            ],
            [
              -96.04787494879356,
              29.90542667128121
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787494879356,
        29.90542667128121,
        -96.03025328020571,
        29.922692093433422
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.613927+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785058.0,
            0.0,
            -1.0,
            3313885.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.96,
                "maximum": 54.282,
                "mean": 51.888,
                "stddev": 0.468
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349218591444,
              29.921055398033158
            ],
            [
              -96.06349218591444,
              29.938318939453165
            ],
            [
              -96.04588026978243,
              29.938318939453165
            ],
            [
              -96.04588026978243,
              29.921055398033158
            ],
            [
              -96.06349218591444,
              29.921055398033158
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349218591444,
        29.921055398033158,
        -96.04588026978243,
        29.938318939453165
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.750728+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783505.0,
            0.0,
            -1.0,
            3315579.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.13,
                "maximum": 56.557,
                "mean": 52.174,
                "stddev": 0.567
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349562952984,
              29.905425961124287
            ],
            [
              -96.06349562952984,
              29.922689593396925
            ],
            [
              -96.04587635433089,
              29.922689593396925
            ],
            [
              -96.04587635433089,
              29.905425961124287
            ],
            [
              -96.06349562952984,
              29.905425961124287
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349562952984,
        29.905425961124287,
        -96.04587635433089,
        29.922689593396925
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.896221+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783549.0,
            0.0,
            -1.0,
            3313846.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.147,
                "maximum": 53.025,
                "mean": 49.686,
                "stddev": 2.311
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03225443324311,
              29.90542529355862
            ],
            [
              -96.03225443324311,
              29.922692738565214
            ],
            [
              -96.01462002681997,
              29.922692738565214
            ],
            [
              -96.01462002681997,
              29.90542529355862
            ],
            [
              -96.03225443324311,
              29.90542529355862
            ]
          ]
        ]
      },
      "bbox": [
        -96.03225443324311,
        29.90542529355862,
        -96.01462002681997,
        29.922692738565214
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:18.981999+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786567.0,
            0.0,
            -1.0,
            3313924.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.38,
                "maximum": 53.694,
                "mean": 51.161,
                "stddev": 0.476
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224610106003,
              29.921054397198606
            ],
            [
              -96.03224610106003,
              29.93832175148333
            ],
            [
              -96.01461904786146,
              29.93832175148333
            ],
            [
              -96.01461904786146,
              29.921054397198606
            ],
            [
              -96.03224610106003,
              29.921054397198606
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224610106003,
        29.921054397198606,
        -96.01461904786146,
        29.93832175148333
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:19.032391+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786523.0,
            0.0,
            -1.0,
            3315657.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.409,
                "maximum": 54.915,
                "mean": 51.695,
                "stddev": 0.605
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662330794314,
              29.921051230687087
            ],
            [
              -96.01662330794314,
              29.93832037343869
            ],
            [
              -95.99899386278112,
              29.93832037343869
            ],
            [
              -95.99899386278112,
              29.921051230687087
            ],
            [
              -96.01662330794314,
              29.921051230687087
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662330794314,
        29.921051230687087,
        -95.99899386278112,
        29.93832037343869
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:19.238063+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788032.0,
            0.0,
            -1.0,
            3315696.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.794,
                "maximum": 55.321,
                "mean": 51.258,
                "stddev": 0.871
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662373987728,
              29.905422295367966
            ],
            [
              -96.01662373987728,
              29.922700306923563
            ],
            [
              -95.99899701749607,
              29.922700306923563
            ],
            [
              -95.99899701749607,
              29.905422295367966
            ],
            [
              -96.01662373987728,
              29.905422295367966
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662373987728,
        29.905422295367966,
        -95.99899701749607,
        29.922700306923563
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:19.323817+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1874,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788077.0,
            0.0,
            -1.0,
            3313964.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 45.689,
                "maximum": 52.642,
                "mean": 49.894,
                "stddev": 0.652
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787000735372,
              29.889806380949366
            ],
            [
              -96.04787000735372,
              29.90706264932629
            ],
            [
              -96.03025159175625,
              29.90706264932629
            ],
            [
              -96.03025159175625,
              29.889806380949366
            ],
            [
              -96.04787000735372,
              29.889806380949366
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787000735372,
        29.889806380949366,
        -96.03025159175625,
        29.90706264932629
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:19.606518+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785103.0,
            0.0,
            -1.0,
            3312152.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.965,
                "maximum": 52.146,
                "mean": 49.301,
                "stddev": 2.773
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0634909911801,
              29.874185248378417
            ],
            [
              -96.0634909911801,
              29.891439586935633
            ],
            [
              -96.04587794818926,
              29.891439586935633
            ],
            [
              -96.04587794818926,
              29.874185248378417
            ],
            [
              -96.0634909911801,
              29.874185248378417
            ]
          ]
        ]
      },
      "bbox": [
        -96.0634909911801,
        29.874185248378417,
        -96.04587794818926,
        29.891439586935633
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:19.722985+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783638.0,
            0.0,
            -1.0,
            3310381.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.343,
                "maximum": 47.928,
                "mean": 39.871,
                "stddev": 2.052
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349859023743,
              29.889805736658108
            ],
            [
              -96.06349859023743,
              29.907060215081575
            ],
            [
              -96.04588256619633,
              29.907060215081575
            ],
            [
              -96.04588256619633,
              29.889805736658108
            ],
            [
              -96.06349859023743,
              29.889805736658108
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349859023743,
        29.889805736658108,
        -96.04588256619633,
        29.907060215081575
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:19.781184+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783593.0,
            0.0,
            -1.0,
            3312113.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.822,
                "maximum": 52.165,
                "mean": 44.758,
                "stddev": 1.917
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787519065049,
              29.874186058653308
            ],
            [
              -96.04787519065049,
              29.891442417599357
            ],
            [
              -96.0302494165446,
              29.891442417599357
            ],
            [
              -96.0302494165446,
              29.874186058653308
            ],
            [
              -96.04787519065049,
              29.874186058653308
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787519065049,
        29.874186058653308,
        -96.0302494165446,
        29.891442417599357
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:19.967306+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785147.0,
            0.0,
            -1.0,
            3310420.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.38,
                "maximum": 52.322,
                "mean": 47.401,
                "stddev": 3.916
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662368216417,
              29.889802340372075
            ],
            [
              -96.01662368216417,
              29.907062183502003
            ],
            [
              -95.9990004900763,
              29.907062183502003
            ],
            [
              -95.9990004900763,
              29.889802340372075
            ],
            [
              -96.01662368216417,
              29.889802340372075
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662368216417,
        29.889802340372075,
        -95.9990004900763,
        29.907062183502003
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.056070+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788122.0,
            0.0,
            -1.0,
            3312230.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.653,
                "maximum": 52.256,
                "mean": 49.957,
                "stddev": 0.469
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03225193288564,
              29.88980517036983
            ],
            [
              -96.03225193288564,
              29.907063460382638
            ],
            [
              -96.01462078443858,
              29.907063460382638
            ],
            [
              -96.01462078443858,
              29.88980517036983
            ],
            [
              -96.03225193288564,
              29.88980517036983
            ]
          ]
        ]
      },
      "bbox": [
        -96.03225193288564,
        29.88980517036983,
        -96.01462078443858,
        29.907063460382638
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.132893+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786612.0,
            0.0,
            -1.0,
            3312191.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.683,
                "maximum": 52.472,
                "mean": 50.516,
                "stddev": 0.31
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0322494808801,
              29.87417600272537
            ],
            [
              -96.0322494808801,
              29.89144316278257
            ],
            [
              -96.01462105197078,
              29.89144316278257
            ],
            [
              -96.01462105197078,
              29.87417600272537
            ],
            [
              -96.0322494808801,
              29.87417600272537
            ]
          ]
        ]
      },
      "bbox": [
        -96.0322494808801,
        29.87417600272537,
        -96.01462105197078,
        29.89144316278257
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.205239+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786657.0,
            0.0,
            -1.0,
            3310459.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.386,
                "maximum": 51.794,
                "mean": 49.948,
                "stddev": 0.595
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996084d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662340383655,
              29.87418211811274
            ],
            [
              -96.01662340383655,
              29.891442052970817
            ],
            [
              -95.99899285592316,
              29.891442052970817
            ],
            [
              -95.99899285592316,
              29.87418211811274
            ],
            [
              -96.01662340383655,
              29.87418211811274
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662340383655,
        29.87418211811274,
        -95.99899285592316,
        29.891442052970817
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.307840+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996084d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996084d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996084d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788167.0,
            0.0,
            -1.0,
            3310498.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.43,
                "maximum": 53.937,
                "mean": 49.14,
                "stddev": 1.192
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996131b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.46968280217133,
              29.858610453786245
            ],
            [
              -96.46968280217133,
              29.875762435019027
            ],
            [
              -96.45219870790996,
              29.875762435019027
            ],
            [
              -96.45219870790996,
              29.858610453786245
            ],
            [
              -96.46968280217133,
              29.858610453786245
            ]
          ]
        ]
      },
      "bbox": [
        -96.46968280217133,
        29.858610453786245,
        -96.45219870790996,
        29.875762435019027
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.427164+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996131b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996131b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996131b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            744428.0,
            0.0,
            -1.0,
            3307709.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 98.151,
                "maximum": 123.348,
                "mean": 112.075,
                "stddev": 5.103
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.4384302578303,
              29.85860772199922
            ],
            [
              -96.4384302578303,
              29.87577234669465
            ],
            [
              -96.42094110472331,
              29.87577234669465
            ],
            [
              -96.42094110472331,
              29.85860772199922
            ],
            [
              -96.4384302578303,
              29.85860772199922
            ]
          ]
        ]
      },
      "bbox": [
        -96.4384302578303,
        29.85860772199922,
        -96.42094110472331,
        29.87577234669465
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.511637+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747448.0,
            0.0,
            -1.0,
            3307777.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 97.691,
                "maximum": 122.612,
                "mean": 112.296,
                "stddev": 3.973
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996131b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.45405657300283,
              29.85860550611811
            ],
            [
              -96.45405657300283,
              29.875768317663987
            ],
            [
              -96.43656983469509,
              29.875768317663987
            ],
            [
              -96.43656983469509,
              29.85860550611811
            ],
            [
              -96.45405657300283,
              29.85860550611811
            ]
          ]
        ]
      },
      "bbox": [
        -96.45405657300283,
        29.85860550611811,
        -96.43656983469509,
        29.875768317663987
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.655661+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996131b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996131b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996131b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            745938.0,
            0.0,
            -1.0,
            3307743.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 91.142,
                "maximum": 116.86,
                "mean": 103.073,
                "stddev": 4.73
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.43843613813284,
              29.84298474798136
            ],
            [
              -96.43843613813284,
              29.860140440922873
            ],
            [
              -96.42093980351925,
              29.860140440922873
            ],
            [
              -96.42093980351925,
              29.84298474798136
            ],
            [
              -96.43843613813284,
              29.84298474798136
            ]
          ]
        ]
      },
      "bbox": [
        -96.43843613813284,
        29.84298474798136,
        -96.42093980351925,
        29.860140440922873
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.713827+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1866,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            747486.0,
            0.0,
            -1.0,
            3306044.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 88.683,
                "maximum": 112.581,
                "mean": 100.203,
                "stddev": 5.628
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42281263403491,
              29.842976241416583
            ],
            [
              -96.42281263403491,
              29.860142761835665
            ],
            [
              -96.40531365815927,
              29.860142761835665
            ],
            [
              -96.40531365815927,
              29.842976241416583
            ],
            [
              -96.42281263403491,
              29.842976241416583
            ]
          ]
        ]
      },
      "bbox": [
        -96.42281263403491,
        29.842976241416583,
        -96.40531365815927,
        29.860142761835665
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.865670+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748996.0,
            0.0,
            -1.0,
            3306078.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 89.834,
                "maximum": 114.288,
                "mean": 103.575,
                "stddev": 4.394
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718863426477,
              29.85859758157847
            ],
            [
              -96.40718863426477,
              29.875775047443277
            ],
            [
              -96.3896840803304,
              29.875775047443277
            ],
            [
              -96.3896840803304,
              29.85859758157847
            ],
            [
              -96.40718863426477,
              29.85859758157847
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718863426477,
        29.85859758157847,
        -96.3896840803304,
        29.875775047443277
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:20.958169+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750467.0,
            0.0,
            -1.0,
            3307845.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 93.277,
                "maximum": 119.988,
                "mean": 107.249,
                "stddev": 4.884
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.42281466065893,
              29.858599070090616
            ],
            [
              -96.42281466065893,
              29.875774724317118
            ],
            [
              -96.40531251944996,
              29.875774724317118
            ],
            [
              -96.40531251944996,
              29.858599070090616
            ],
            [
              -96.42281466065893,
              29.858599070090616
            ]
          ]
        ]
      },
      "bbox": [
        -96.42281466065893,
        29.858599070090616,
        -96.40531251944996,
        29.875774724317118
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.042256+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            748957.0,
            0.0,
            -1.0,
            3307811.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 94.072,
                "maximum": 119.212,
                "mean": 106.975,
                "stddev": 4.616
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156251920738,
              29.858603256160944
            ],
            [
              -96.39156251920738,
              29.87577351705543
            ],
            [
              -96.37405578881983,
              29.87577351705543
            ],
            [
              -96.37405578881983,
              29.858603256160944
            ],
            [
              -96.39156251920738,
              29.858603256160944
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156251920738,
        29.858603256160944,
        -96.37405578881983,
        29.87577351705543
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.102163+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            751977.0,
            0.0,
            -1.0,
            3307879.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 89.334,
                "maximum": 113.595,
                "mean": 102.189,
                "stddev": 5.018
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718904413343,
              29.84297489943051
            ],
            [
              -96.40718904413343,
              29.8601522458875
            ],
            [
              -96.38968742413633,
              29.8601522458875
            ],
            [
              -96.38968742413633,
              29.84297489943051
            ],
            [
              -96.40718904413343,
              29.84297489943051
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718904413343,
        29.84297489943051,
        -96.38968742413633,
        29.8601522458875
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.160905+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750506.0,
            0.0,
            -1.0,
            3306113.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 88.017,
                "maximum": 106.599,
                "mean": 97.696,
                "stddev": 3.28
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156560011816,
              29.842971706404974
            ],
            [
              -96.39156560011816,
              29.86015086195016
            ],
            [
              -96.37406157104304,
              29.86015086195016
            ],
            [
              -96.37406157104304,
              29.842971706404974
            ],
            [
              -96.39156560011816,
              29.842971706404974
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156560011816,
        29.842971706404974,
        -96.37406157104304,
        29.86015086195016
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.251061+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            752016.0,
            0.0,
            -1.0,
            3306147.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 82.919,
                "maximum": 109.964,
                "mean": 97.676,
                "stddev": 5.188
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.39156825259069,
              29.827348933133795
            ],
            [
              -96.39156825259069,
              29.844528173642768
            ],
            [
              -96.37405681594586,
              29.844528173642768
            ],
            [
              -96.37405681594586,
              29.827348933133795
            ],
            [
              -96.39156825259069,
              29.827348933133795
            ]
          ]
        ]
      },
      "bbox": [
        -96.39156825259069,
        29.827348933133795,
        -96.37405681594586,
        29.844528173642768
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.309203+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            752055.0,
            0.0,
            -1.0,
            3304415.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 81.346,
                "maximum": 98.153,
                "mean": 89.21,
                "stddev": 2.883
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996132d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.40718926207045,
              29.827351979694424
            ],
            [
              -96.40718926207045,
              29.84452039558239
            ],
            [
              -96.38968046702935,
              29.84452039558239
            ],
            [
              -96.38968046702935,
              29.827351979694424
            ],
            [
              -96.40718926207045,
              29.827351979694424
            ]
          ]
        ]
      },
      "bbox": [
        -96.40718926207045,
        29.827351979694424,
        -96.38968046702935,
        29.84452039558239
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.627783+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996132d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996132d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996132d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1867,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            750545.0,
            0.0,
            -1.0,
            3304380.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 85.382,
                "maximum": 107.242,
                "mean": 93.901,
                "stddev": 4.277
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594712753143,
              29.85859806316989
            ],
            [
              -96.37594712753143,
              29.875779354314442
            ],
            [
              -96.35842740864267,
              29.875779354314442
            ],
            [
              -96.35842740864267,
              29.85859806316989
            ],
            [
              -96.37594712753143,
              29.85859806316989
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594712753143,
        29.85859806316989,
        -96.35842740864267,
        29.875779354314442
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.707952+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753486.0,
            0.0,
            -1.0,
            3307914.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 86.556,
                "maximum": 108.405,
                "mean": 96.6,
                "stddev": 4.282
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594206759283,
              29.842975470632958
            ],
            [
              -96.37594206759283,
              29.860156640994937
            ],
            [
              -96.3584252866364,
              29.860156640994937
            ],
            [
              -96.3584252866364,
              29.842975470632958
            ],
            [
              -96.37594206759283,
              29.842975470632958
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594206759283,
        29.842975470632958,
        -96.3584252866364,
        29.860156640994937
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.813201+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753526.0,
            0.0,
            -1.0,
            3306182.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 81.015,
                "maximum": 99.421,
                "mean": 90.533,
                "stddev": 3.426
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36031891830666,
              29.84296857429747
            ],
            [
              -96.36031891830666,
              29.860151552343336
            ],
            [
              -96.34279973175869,
              29.860151552343336
            ],
            [
              -96.34279973175869,
              29.84296857429747
            ],
            [
              -96.36031891830666,
              29.84296857429747
            ]
          ]
        ]
      },
      "bbox": [
        -96.36031891830666,
        29.84296857429747,
        -96.34279973175869,
        29.860151552343336
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:21.920906+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            755036.0,
            0.0,
            -1.0,
            3306216.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 79.222,
                "maximum": 103.646,
                "mean": 89.704,
                "stddev": 4.519
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.36032130435672,
              29.85860003311629
            ],
            [
              -96.36032130435672,
              29.875783133280027
            ],
            [
              -96.34279917617394,
              29.875783133280027
            ],
            [
              -96.34279917617394,
              29.85860003311629
            ],
            [
              -96.36032130435672,
              29.85860003311629
            ]
          ]
        ]
      },
      "bbox": [
        -96.36032130435672,
        29.85860003311629,
        -96.34279917617394,
        29.875783133280027
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.005530+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            754996.0,
            0.0,
            -1.0,
            3307949.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 86.076,
                "maximum": 109.838,
                "mean": 99.043,
                "stddev": 4.103
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.34469586747313,
              29.858591135787275
            ],
            [
              -96.34469586747313,
              29.8757850586085
            ],
            [
              -96.32717109286885,
              29.8757850586085
            ],
            [
              -96.32717109286885,
              29.858591135787275
            ],
            [
              -96.34469586747313,
              29.858591135787275
            ]
          ]
        ]
      },
      "bbox": [
        -96.34469586747313,
        29.858591135787275,
        -96.32717109286885,
        29.8757850586085
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.111466+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756506.0,
            0.0,
            -1.0,
            3307984.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 79.18,
                "maximum": 109.358,
                "mean": 96.142,
                "stddev": 4.886
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32908068453844,
              29.858589401238365
            ],
            [
              -96.32908068453844,
              29.875785339855753
            ],
            [
              -96.31154316018255,
              29.875785339855753
            ],
            [
              -96.31154316018255,
              29.858589401238365
            ],
            [
              -96.32908068453844,
              29.858589401238365
            ]
          ]
        ]
      },
      "bbox": [
        -96.32908068453844,
        29.858589401238365,
        -96.31154316018255,
        29.875785339855753
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.226327+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            758015.0,
            0.0,
            -1.0,
            3308019.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.966,
                "maximum": 99.126,
                "mean": 85.139,
                "stddev": 6.548
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.3446956806105,
              29.842968842003273
            ],
            [
              -96.3446956806105,
              29.860153626516706
            ],
            [
              -96.32717408841746,
              29.860153626516706
            ],
            [
              -96.32717408841746,
              29.842968842003273
            ],
            [
              -96.3446956806105,
              29.842968842003273
            ]
          ]
        ]
      },
      "bbox": [
        -96.3446956806105,
        29.842968842003273,
        -96.32717408841746,
        29.860153626516706
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.346105+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            756546.0,
            0.0,
            -1.0,
            3306251.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 77.387,
                "maximum": 102.042,
                "mean": 89.551,
                "stddev": 4.63
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907259180715,
              29.842967258582654
            ],
            [
              -96.32907259180715,
              29.86015384824938
            ],
            [
              -96.31154859564808,
              29.86015384824938
            ],
            [
              -96.31154859564808,
              29.842967258582654
            ],
            [
              -96.32907259180715,
              29.842967258582654
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907259180715,
        29.842967258582654,
        -96.31154859564808,
        29.86015384824938
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.494492+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            758056.0,
            0.0,
            -1.0,
            3306286.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 78.484,
                "maximum": 100.849,
                "mean": 92.426,
                "stddev": 3.544
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.37594739040445,
              29.82734403672948
            ],
            [
              -96.37594739040445,
              29.844525084999663
            ],
            [
              -96.35843354845714,
              29.844525084999663
            ],
            [
              -96.35843354845714,
              29.82734403672948
            ],
            [
              -96.37594739040445,
              29.82734403672948
            ]
          ]
        ]
      },
      "bbox": [
        -96.37594739040445,
        29.82734403672948,
        -96.35843354845714,
        29.844525084999663
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.606904+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            753565.0,
            0.0,
            -1.0,
            3304449.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 76.522,
                "maximum": 94.158,
                "mean": 85.517,
                "stddev": 3.234
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907673617032,
              29.811713649007814
            ],
            [
              -96.32907673617032,
              29.828909214956308
            ],
            [
              -96.31154804216422,
              29.828909214956308
            ],
            [
              -96.31154804216422,
              29.811713649007814
            ],
            [
              -96.32907673617032,
              29.811713649007814
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907673617032,
        29.811713649007814,
        -96.31154804216422,
        29.828909214956308
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.702510+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            758136.0,
            0.0,
            -1.0,
            3302822.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 75.238,
                "maximum": 97.783,
                "mean": 85.27,
                "stddev": 4.543
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996141d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907464321607,
              29.82734487242424
            ],
            [
              -96.32907464321607,
              29.84453154809739
            ],
            [
              -96.3115432479398,
              29.84453154809739
            ],
            [
              -96.3115432479398,
              29.82734487242424
            ],
            [
              -96.32907464321607,
              29.82734487242424
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907464321607,
        29.82734487242424,
        -96.3115432479398,
        29.84453154809739
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.760570+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996141d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996141d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996141d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            758096.0,
            0.0,
            -1.0,
            3304554.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 82.78,
                "maximum": 103.028,
                "mean": 91.732,
                "stddev": 3.449
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345530945121,
              29.858585814438044
            ],
            [
              -96.31345530945121,
              29.87578355923908
            ],
            [
              -96.29591537957012,
              29.87578355923908
            ],
            [
              -96.29591537957012,
              29.858585814438044
            ],
            [
              -96.31345530945121,
              29.858585814438044
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345530945121,
        29.858585814438044,
        -96.29591537957012,
        29.87578355923908
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.817946+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759525.0,
            0.0,
            -1.0,
            3308054.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.894,
                "maximum": 95.72,
                "mean": 80.618,
                "stddev": 7.273
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29782984319137,
              29.858589390026516
            ],
            [
              -96.29782984319137,
              29.875788939795466
            ],
            [
              -96.28028750772864,
              29.875788939795466
            ],
            [
              -96.28028750772864,
              29.858589390026516
            ],
            [
              -96.29782984319137,
              29.858589390026516
            ]
          ]
        ]
      },
      "bbox": [
        -96.29782984319137,
        29.858589390026516,
        -96.28028750772864,
        29.875788939795466
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.893556+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761035.0,
            0.0,
            -1.0,
            3308090.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.625,
                "maximum": 94.402,
                "mean": 80.976,
                "stddev": 5.133
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31344965334983,
              29.84296382407133
            ],
            [
              -96.31344965334983,
              29.860161232418676
            ],
            [
              -96.29592301170618,
              29.860161232418676
            ],
            [
              -96.29592301170618,
              29.84296382407133
            ],
            [
              -96.31344965334983,
              29.84296382407133
            ]
          ]
        ]
      },
      "bbox": [
        -96.31344965334983,
        29.84296382407133,
        -96.29592301170618,
        29.860161232418676
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:22.951565+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759566.0,
            0.0,
            -1.0,
            3306322.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 73.816,
                "maximum": 95.864,
                "mean": 87.529,
                "stddev": 3.349
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29782662382615,
              29.842967340068828
            ],
            [
              -96.29782662382615,
              29.860157749259745
            ],
            [
              -96.28028748095228,
              29.860157749259745
            ],
            [
              -96.28028748095228,
              29.842967340068828
            ],
            [
              -96.29782662382615,
              29.842967340068828
            ]
          ]
        ]
      },
      "bbox": [
        -96.29782662382615,
        29.842967340068828,
        -96.28028748095228,
        29.860157749259745
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:23.034870+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761076.0,
            0.0,
            -1.0,
            3306357.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.012,
                "maximum": 95.688,
                "mean": 86.664,
                "stddev": 3.645
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220477184576,
              29.858582098715548
            ],
            [
              -96.28220477184576,
              29.875792466622862
            ],
            [
              -96.26465978806038,
              29.875792466622862
            ],
            [
              -96.26465978806038,
              29.858582098715548
            ],
            [
              -96.28220477184576,
              29.858582098715548
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220477184576,
        29.858582098715548,
        -96.26465978806038,
        29.875792466622862
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:23.182302+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762545.0,
            0.0,
            -1.0,
            3308126.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 52.14,
                "maximum": 84.932,
                "mean": 68.974,
                "stddev": 6.981
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2665899513055,
              29.858581969631572
            ],
            [
              -96.2665899513055,
              29.875794354176158
            ],
            [
              -96.24903222202039,
              29.875794354176158
            ],
            [
              -96.24903222202039,
              29.858581969631572
            ],
            [
              -96.2665899513055,
              29.858581969631572
            ]
          ]
        ]
      },
      "bbox": [
        -96.2665899513055,
        29.858581969631572,
        -96.24903222202039,
        29.875794354176158
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:23.303186+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764054.0,
            0.0,
            -1.0,
            3308162.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.443,
                "maximum": 83.332,
                "mean": 62.11,
                "stddev": 7.504
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220398901718,
              29.84296020214505
            ],
            [
              -96.28220398901718,
              29.86016142837585
            ],
            [
              -96.26466220134651,
              29.86016142837585
            ],
            [
              -96.26466220134651,
              29.84296020214505
            ],
            [
              -96.28220398901718,
              29.84296020214505
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220398901718,
        29.84296020214505,
        -96.26466220134651,
        29.86016142837585
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:23.435051+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762586.0,
            0.0,
            -1.0,
            3306393.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 58.188,
                "maximum": 92.934,
                "mean": 81.378,
                "stddev": 6.443
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2665812632418,
              29.842960227630243
            ],
            [
              -96.2665812632418,
              29.860163254959733
            ],
            [
              -96.24903707532138,
              29.860163254959733
            ],
            [
              -96.24903707532138,
              29.842960227630243
            ],
            [
              -96.2665812632418,
              29.842960227630243
            ]
          ]
        ]
      },
      "bbox": [
        -96.2665812632418,
        29.842960227630243,
        -96.24903707532138,
        29.860163254959733
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:23.493217+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764096.0,
            0.0,
            -1.0,
            3306429.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.429,
                "maximum": 90.406,
                "mean": 77.3,
                "stddev": 7.16
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345413934424,
              29.82734158897973
            ],
            [
              -96.31345413934424,
              29.84453908334172
            ],
            [
              -96.29592010083525,
              29.84453908334172
            ],
            [
              -96.29592010083525,
              29.82734158897973
            ],
            [
              -96.31345413934424,
              29.82734158897973
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345413934424,
        29.82734158897973,
        -96.29592010083525,
        29.84453908334172
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:23.752834+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759606.0,
            0.0,
            -1.0,
            3304590.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 75.432,
                "maximum": 95.493,
                "mean": 83.932,
                "stddev": 3.522
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31344808776373,
              29.811719321116314
            ],
            [
              -96.31344808776373,
              29.828907675944198
            ],
            [
              -96.29591723374266,
              29.828907675944198
            ],
            [
              -96.29591723374266,
              29.811719321116314
            ],
            [
              -96.31344808776373,
              29.811719321116314
            ]
          ]
        ]
      },
      "bbox": [
        -96.31344808776373,
        29.811719321116314,
        -96.29591723374266,
        29.828907675944198
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.020267+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759647.0,
            0.0,
            -1.0,
            3302857.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 77.372,
                "maximum": 96.114,
                "mean": 87.617,
                "stddev": 3.453
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783378722398,
              29.82733645564119
            ],
            [
              -96.29783378722398,
              29.84453575239723
            ],
            [
              -96.28029734880518,
              29.84453575239723
            ],
            [
              -96.28029734880518,
              29.82733645564119
            ],
            [
              -96.29783378722398,
              29.82733645564119
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783378722398,
        29.82733645564119,
        -96.28029734880518,
        29.84453575239723
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.162820+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761116.0,
            0.0,
            -1.0,
            3304625.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.971,
                "maximum": 90.391,
                "mean": 81.378,
                "stddev": 3.78
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783016840432,
              29.811714340006382
            ],
            [
              -96.29783016840432,
              29.828913510876752
            ],
            [
              -96.28029667354605,
              29.828913510876752
            ],
            [
              -96.28029667354605,
              29.811714340006382
            ],
            [
              -96.29783016840432,
              29.811714340006382
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783016840432,
        29.811714340006382,
        -96.28029667354605,
        29.828913510876752
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.302387+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761157.0,
            0.0,
            -1.0,
            3302893.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.971,
                "maximum": 95.621,
                "mean": 85.726,
                "stddev": 4.386
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220300539961,
              29.827338272790893
            ],
            [
              -96.28220300539961,
              29.844539371916174
            ],
            [
              -96.2646641654673,
              29.844539371916174
            ],
            [
              -96.2646641654673,
              29.827338272790893
            ],
            [
              -96.28220300539961,
              29.827338272790893
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220300539961,
        29.827338272790893,
        -96.2646641654673,
        29.844539371916174
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.404831+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762627.0,
            0.0,
            -1.0,
            3304661.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 69.196,
                "maximum": 90.087,
                "mean": 79.82,
                "stddev": 4.392
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2665842081934,
              29.81170741555634
            ],
            [
              -96.2665842081934,
              29.828919415923117
            ],
            [
              -96.24903533350854,
              29.828919415923117
            ],
            [
              -96.24903533350854,
              29.81170741555634
            ],
            [
              -96.2665842081934,
              29.81170741555634
            ]
          ]
        ]
      },
      "bbox": [
        -96.2665842081934,
        29.81170741555634,
        -96.24903533350854,
        29.828919415923117
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.613914+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764178.0,
            0.0,
            -1.0,
            3302965.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 66.869,
                "maximum": 89.642,
                "mean": 76.322,
                "stddev": 4.776
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28221240220113,
              29.81170729611712
            ],
            [
              -96.28221240220113,
              29.82891749556329
            ],
            [
              -96.26466592664927,
              29.82891749556329
            ],
            [
              -96.26466592664927,
              29.81170729611712
            ],
            [
              -96.28221240220113,
              29.81170729611712
            ]
          ]
        ]
      },
      "bbox": [
        -96.28221240220113,
        29.81170729611712,
        -96.26466592664927,
        29.82891749556329
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.672517+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762667.0,
            0.0,
            -1.0,
            3302929.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 68.21,
                "maximum": 91.591,
                "mean": 81.482,
                "stddev": 5.121
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996142d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658271435572,
              29.82733845284593
            ],
            [
              -96.26658271435572,
              29.844541351834028
            ],
            [
              -96.24904147613879,
              29.844541351834028
            ],
            [
              -96.24904147613879,
              29.82733845284593
            ],
            [
              -96.26658271435572,
              29.82733845284593
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658271435572,
        29.82733845284593,
        -96.24904147613879,
        29.844541351834028
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.785376+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996142d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996142d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996142d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764137.0,
            0.0,
            -1.0,
            3304697.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 70.507,
                "maximum": 91.757,
                "mean": 81.494,
                "stddev": 4.177
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345241618997,
              29.796088217227567
            ],
            [
              -96.31345241618997,
              29.813285460983096
            ],
            [
              -96.29592426194492,
              29.813285460983096
            ],
            [
              -96.29592426194492,
              29.796088217227567
            ],
            [
              -96.31345241618997,
              29.796088217227567
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345241618997,
        29.796088217227567,
        -96.29592426194492,
        29.813285460983096
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:24.924360+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759687.0,
            0.0,
            -1.0,
            3301125.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 75.32,
                "maximum": 92.401,
                "mean": 82.756,
                "stddev": 3.394
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996143b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.32907839106794,
              29.796091407512478
            ],
            [
              -96.32907839106794,
              29.813286848840395
            ],
            [
              -96.31155263603075,
              29.813286848840395
            ],
            [
              -96.31155263603075,
              29.796091407512478
            ],
            [
              -96.32907839106794,
              29.796091407512478
            ]
          ]
        ]
      },
      "bbox": [
        -96.32907839106794,
        29.796091407512478,
        -96.31155263603075,
        29.813286848840395
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:25.057330+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996143b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996143b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996143b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            758176.0,
            0.0,
            -1.0,
            3301090.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.472,
                "maximum": 84.348,
                "mean": 77.206,
                "stddev": 3.003
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29782635082947,
              29.79609219161552
            ],
            [
              -96.29782635082947,
              29.813282221792893
            ],
            [
              -96.28029604146319,
              29.813282221792893
            ],
            [
              -96.28029604146319,
              29.79609219161552
            ],
            [
              -96.29782635082947,
              29.79609219161552
            ]
          ]
        ]
      },
      "bbox": [
        -96.29782635082947,
        29.79609219161552,
        -96.28029604146319,
        29.813282221792893
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:25.196535+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761198.0,
            0.0,
            -1.0,
            3301160.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 71.187,
                "maximum": 88.541,
                "mean": 79.908,
                "stddev": 3.531
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29783291092097,
              29.780460995772543
            ],
            [
              -96.29783291092097,
              29.797660126188585
            ],
            [
              -96.28029496418391,
              29.797660126188585
            ],
            [
              -96.28029496418391,
              29.780460995772543
            ],
            [
              -96.29783291092097,
              29.780460995772543
            ]
          ]
        ]
      },
      "bbox": [
        -96.29783291092097,
        29.780460995772543,
        -96.28029496418391,
        29.797660126188585
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:25.318383+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761238.0,
            0.0,
            -1.0,
            3299428.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.619,
                "maximum": 85.539,
                "mean": 75.403,
                "stddev": 3.613
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.31345630346146,
              29.780465883742263
            ],
            [
              -96.31345630346146,
              29.797663213062084
            ],
            [
              -96.29592075215449,
              29.797663213062084
            ],
            [
              -96.29592075215449,
              29.780465883742263
            ],
            [
              -96.31345630346146,
              29.780465883742263
            ]
          ]
        ]
      },
      "bbox": [
        -96.31345630346146,
        29.780465883742263,
        -96.29592075215449,
        29.797663213062084
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:25.430277+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759727.0,
            0.0,
            -1.0,
            3299393.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 68.965,
                "maximum": 84.732,
                "mean": 78.302,
                "stddev": 2.452
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658525393954,
              29.79608557533016
            ],
            [
              -96.26658525393954,
              29.813288432685688
            ],
            [
              -96.24903957324062,
              29.813288432685688
            ],
            [
              -96.24903957324062,
              29.79608557533016
            ],
            [
              -96.26658525393954,
              29.79608557533016
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658525393954,
        29.79608557533016,
        -96.24903957324062,
        29.813288432685688
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:25.593544+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764219.0,
            0.0,
            -1.0,
            3301232.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 73.911,
                "maximum": 88.307,
                "mean": 81.673,
                "stddev": 2.628
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28221101543038,
              29.796085301217403
            ],
            [
              -96.28221101543038,
              29.81328635877155
            ],
            [
              -96.26466773049762,
              29.81328635877155
            ],
            [
              -96.26466773049762,
              29.796085301217403
            ],
            [
              -96.28221101543038,
              29.796085301217403
            ]
          ]
        ]
      },
      "bbox": [
        -96.28221101543038,
        29.796085301217403,
        -96.26466773049762,
        29.81328635877155
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:25.828218+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762708.0,
            0.0,
            -1.0,
            3301196.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 69.475,
                "maximum": 89.122,
                "mean": 80.406,
                "stddev": 3.682
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220942805666,
              29.78046327357715
            ],
            [
              -96.28220942805666,
              29.797664203874188
            ],
            [
              -96.264669085836,
              29.797664203874188
            ],
            [
              -96.264669085836,
              29.78046327357715
            ],
            [
              -96.28220942805666,
              29.78046327357715
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220942805666,
        29.78046327357715,
        -96.264669085836,
        29.797664203874188
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.009854+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762749.0,
            0.0,
            -1.0,
            3299464.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.536,
                "maximum": 82.228,
                "mean": 72.151,
                "stddev": 3.176
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658609717349,
              29.780463702364223
            ],
            [
              -96.26658609717349,
              29.79766643122621
            ],
            [
              -96.24904336114932,
              29.79766643122621
            ],
            [
              -96.24904336114932,
              29.780463702364223
            ],
            [
              -96.26658609717349,
              29.780463702364223
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658609717349,
        29.780463702364223,
        -96.24904336114932,
        29.79766643122621
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.114531+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764260.0,
            0.0,
            -1.0,
            3299500.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 66.53,
                "maximum": 83.58,
                "mean": 76.173,
                "stddev": 3.772
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.313449658161,
              29.764843517528142
            ],
            [
              -96.313449658161,
              29.782031707098476
            ],
            [
              -96.2959172858654,
              29.782031707098476
            ],
            [
              -96.2959172858654,
              29.764843517528142
            ],
            [
              -96.313449658161,
              29.764843517528142
            ]
          ]
        ]
      },
      "bbox": [
        -96.313449658161,
        29.764843517528142,
        -96.2959172858654,
        29.782031707098476
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.218479+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1868,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            759768.0,
            0.0,
            -1.0,
            3297660.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.982,
                "maximum": 85.46,
                "mean": 76.171,
                "stddev": 4.225
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29782869425986,
              29.764838781891438
            ],
            [
              -96.29782869425986,
              29.782037786269807
            ],
            [
              -96.28029368606408,
              29.782037786269807
            ],
            [
              -96.28029368606408,
              29.764838781891438
            ],
            [
              -96.29782869425986,
              29.764838781891438
            ]
          ]
        ]
      },
      "bbox": [
        -96.29782869425986,
        29.764838781891438,
        -96.28029368606408,
        29.782037786269807
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.300343+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761279.0,
            0.0,
            -1.0,
            3297696.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.383,
                "maximum": 83.395,
                "mean": 74.63,
                "stddev": 2.997
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2822076401413,
              29.76484121321077
            ],
            [
              -96.2822076401413,
              29.782042016233603
            ],
            [
              -96.26467023842454,
              29.782042016233603
            ],
            [
              -96.26467023842454,
              29.76484121321077
            ],
            [
              -96.2822076401413,
              29.76484121321077
            ]
          ]
        ]
      },
      "bbox": [
        -96.2822076401413,
        29.76484121321077,
        -96.26467023842454,
        29.782042016233603
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.437730+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762790.0,
            0.0,
            -1.0,
            3297732.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.557,
                "maximum": 76.324,
                "mean": 70.023,
                "stddev": 2.814
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.29782427902518,
              29.749216535297403
            ],
            [
              -96.29782427902518,
              29.766415413620656
            ],
            [
              -96.28029220716522,
              29.766415413620656
            ],
            [
              -96.28029220716522,
              29.749216535297403
            ],
            [
              -96.29782427902518,
              29.749216535297403
            ]
          ]
        ]
      },
      "bbox": [
        -96.29782427902518,
        29.749216535297403,
        -96.28029220716522,
        29.766415413620656
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.672610+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            761320.0,
            0.0,
            -1.0,
            3295964.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 59.666,
                "maximum": 74.62,
                "mean": 70.217,
                "stddev": 1.896
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2822058950901,
              29.74921010549714
            ],
            [
              -96.2822058950901,
              29.76641078112709
            ],
            [
              -96.26467143340287,
              29.76641078112709
            ],
            [
              -96.26467143340287,
              29.74921010549714
            ],
            [
              -96.2822058950901,
              29.74921010549714
            ]
          ]
        ]
      },
      "bbox": [
        -96.2822058950901,
        29.74921010549714,
        -96.26467143340287,
        29.76641078112709
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.731197+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762831.0,
            0.0,
            -1.0,
            3295999.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.77,
                "maximum": 75.535,
                "mean": 69.452,
                "stddev": 1.972
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658698285453,
              29.764832567178384
            ],
            [
              -96.26658698285453,
              29.782044397024666
            ],
            [
              -96.2490366106214,
              29.782044397024666
            ],
            [
              -96.2490366106214,
              29.764832567178384
            ],
            [
              -96.26658698285453,
              29.764832567178384
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658698285453,
        29.764832567178384,
        -96.2490366106214,
        29.782044397024666
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:26.947030+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764301.0,
            0.0,
            -1.0,
            3297768.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.992,
                "maximum": 77.063,
                "mean": 67.611,
                "stddev": 2.778
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996144d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2665874210969,
              29.749210628857178
            ],
            [
              -96.2665874210969,
              29.766413315475855
            ],
            [
              -96.24904023735598,
              29.766413315475855
            ],
            [
              -96.24904023735598,
              29.749210628857178
            ],
            [
              -96.2665874210969,
              29.749210628857178
            ]
          ]
        ]
      },
      "bbox": [
        -96.2665874210969,
        29.749210628857178,
        -96.24904023735598,
        29.766413315475855
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:27.162308+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996144d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996144d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996144d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764342.0,
            0.0,
            -1.0,
            3296035.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.893,
                "maximum": 71.344,
                "mean": 64.481,
                "stddev": 1.788
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096494215096,
              29.85857998820697
            ],
            [
              -96.25096494215096,
              29.87579417487598
            ],
            [
              -96.2334048110636,
              29.87579417487598
            ],
            [
              -96.2334048110636,
              29.85857998820697
            ],
            [
              -96.25096494215096,
              29.85857998820697
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096494215096,
        29.85857998820697,
        -96.2334048110636,
        29.87579417487598
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:27.237671+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765564.0,
            0.0,
            -1.0,
            3308198.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.651,
                "maximum": 85.274,
                "mean": 69.453,
                "stddev": 7.651
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25095869081866,
              29.842958401935377
            ],
            [
              -96.25095869081866,
              29.860163229046954
            ],
            [
              -96.2334121043309,
              29.860163229046954
            ],
            [
              -96.2334121043309,
              29.842958401935377
            ],
            [
              -96.25095869081866,
              29.842958401935377
            ]
          ]
        ]
      },
      "bbox": [
        -96.25095869081866,
        29.842958401935377,
        -96.2334121043309,
        29.860163229046954
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:27.336054+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1652
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765606.0,
            0.0,
            -1.0,
            3306465.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.776,
                "maximum": 85.83,
                "mean": 74.496,
                "stddev": 6.899
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.235340087849,
              29.858576154478566
            ],
            [
              -96.235340087849,
              29.87579214195364
            ],
            [
              -96.21777755664493,
              29.87579214195364
            ],
            [
              -96.21777755664493,
              29.858576154478566
            ],
            [
              -96.235340087849,
              29.858576154478566
            ]
          ]
        ]
      },
      "bbox": [
        -96.235340087849,
        29.858576154478566,
        -96.21777755664493,
        29.87579214195364
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:27.574211+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767074.0,
            0.0,
            -1.0,
            3308234.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.965,
                "maximum": 83.953,
                "mean": 61.905,
                "stddev": 9.978
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533627320076,
              29.842954507142004
            ],
            [
              -96.23533627320076,
              29.860170364928393
            ],
            [
              -96.21777669806615,
              29.860170364928393
            ],
            [
              -96.21777669806615,
              29.842954507142004
            ],
            [
              -96.23533627320076,
              29.842954507142004
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533627320076,
        29.842954507142004,
        -96.21777669806615,
        29.860170364928393
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:27.631886+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767116.0,
            0.0,
            -1.0,
            3306502.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.119,
                "maximum": 85.442,
                "mean": 74.742,
                "stddev": 4.798
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2197151398152,
              29.858579482493273
            ],
            [
              -96.2197151398152,
              29.875797269559854
            ],
            [
              -96.20215020843489,
              29.875797269559854
            ],
            [
              -96.20215020843489,
              29.858579482493273
            ],
            [
              -96.2197151398152,
              29.858579482493273
            ]
          ]
        ]
      },
      "bbox": [
        -96.2197151398152,
        29.858579482493273,
        -96.20215020843489,
        29.875797269559854
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:27.786196+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768584.0,
            0.0,
            -1.0,
            3308271.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.061,
                "maximum": 82.863,
                "mean": 61.422,
                "stddev": 7.148
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971376196025,
              29.842957992005775
            ],
            [
              -96.21971376196025,
              29.86017564814714
            ],
            [
              -96.20215178861577,
              29.86017564814714
            ],
            [
              -96.20215178861577,
              29.842957992005775
            ],
            [
              -96.21971376196025,
              29.842957992005775
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971376196025,
        29.842957992005775,
        -96.20215178861577,
        29.86017564814714
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:27.983882+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768626.0,
            0.0,
            -1.0,
            3306539.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.073,
                "maximum": 80.05,
                "mean": 66.717,
                "stddev": 6.252
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20410068806592,
              29.858580958037937
            ],
            [
              -96.20410068806592,
              29.87580076269585
            ],
            [
              -96.18652301686224,
              29.87580076269585
            ],
            [
              -96.18652301686224,
              29.858580958037937
            ],
            [
              -96.20410068806592,
              29.858580958037937
            ]
          ]
        ]
      },
      "bbox": [
        -96.20410068806592,
        29.858580958037937,
        -96.18652301686224,
        29.87580076269585
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:28.219165+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770093.0,
            0.0,
            -1.0,
            3308308.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.176,
                "maximum": 61.756,
                "mean": 50.81,
                "stddev": 4.471
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409165690873,
              29.842950611650135
            ],
            [
              -96.20409165690873,
              29.86017006472363
            ],
            [
              -96.18652728878419,
              29.86017006472363
            ],
            [
              -96.18652728878419,
              29.842950611650135
            ],
            [
              -96.20409165690873,
              29.842950611650135
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409165690873,
        29.842950611650135,
        -96.18652728878419,
        29.86017006472363
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:28.288101+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770136.0,
            0.0,
            -1.0,
            3306575.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 45.354,
                "maximum": 75.796,
                "mean": 61.036,
                "stddev": 6.245
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096257661679,
              29.82733656625195
            ],
            [
              -96.25096257661679,
              29.844541480415888
            ],
            [
              -96.23340860172723,
              29.844541480415888
            ],
            [
              -96.23340860172723,
              29.82733656625195
            ],
            [
              -96.25096257661679,
              29.82733656625195
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096257661679,
        29.82733656625195,
        -96.23340860172723,
        29.844541480415888
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:28.425054+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765647.0,
            0.0,
            -1.0,
            3304733.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 69.597,
                "maximum": 87.372,
                "mean": 80.296,
                "stddev": 2.751
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096650462912,
              29.81170590021927
            ],
            [
              -96.25096650462912,
              29.828919699000338
            ],
            [
              -96.23341523403934,
              29.828919699000338
            ],
            [
              -96.23341523403934,
              29.81170590021927
            ],
            [
              -96.25096650462912,
              29.81170590021927
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096650462912,
        29.81170590021927,
        -96.23341523403934,
        29.828919699000338
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:28.592712+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765688.0,
            0.0,
            -1.0,
            3303001.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.583,
                "maximum": 84.471,
                "mean": 72.642,
                "stddev": 3.933
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23534259363487,
              29.8273328272295
            ],
            [
              -96.23534259363487,
              29.844548771973965
            ],
            [
              -96.21777563396647,
              29.844548771973965
            ],
            [
              -96.21777563396647,
              29.8273328272295
            ],
            [
              -96.23534259363487,
              29.8273328272295
            ]
          ]
        ]
      },
      "bbox": [
        -96.23534259363487,
        29.8273328272295,
        -96.21777563396647,
        29.844548771973965
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:28.697869+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767157.0,
            0.0,
            -1.0,
            3304770.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 67.107,
                "maximum": 88.54,
                "mean": 78.803,
                "stddev": 3.735
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533861899419,
              29.811702100561966
            ],
            [
              -96.23533861899419,
              29.828917915376767
            ],
            [
              -96.21777461431512,
              29.828917915376767
            ],
            [
              -96.21777461431512,
              29.811702100561966
            ],
            [
              -96.23533861899419,
              29.811702100561966
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533861899419,
        29.811702100561966,
        -96.21777461431512,
        29.828917915376767
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:28.805672+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767199.0,
            0.0,
            -1.0,
            3303037.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.583,
                "maximum": 84.612,
                "mean": 74.354,
                "stddev": 3.613
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2197124286116,
              29.827327454891428
            ],
            [
              -96.2197124286116,
              29.84454497998601
            ],
            [
              -96.2021534128296,
              29.84454497998601
            ],
            [
              -96.2021534128296,
              29.827327454891428
            ],
            [
              -96.2197124286116,
              29.827327454891428
            ]
          ]
        ]
      },
      "bbox": [
        -96.2197124286116,
        29.827327454891428,
        -96.2021534128296,
        29.84454497998601
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:28.931201+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768668.0,
            0.0,
            -1.0,
            3304806.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.355,
                "maximum": 81.31,
                "mean": 70.251,
                "stddev": 4.502
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409250851287,
              29.827329246576898
            ],
            [
              -96.20409250851287,
              29.844548567472284
            ],
            [
              -96.18653109817014,
              29.844548567472284
            ],
            [
              -96.18653109817014,
              29.827329246576898
            ],
            [
              -96.20409250851287,
              29.827329246576898
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409250851287,
        29.827329246576898,
        -96.18653109817014,
        29.844548567472284
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.037809+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770178.0,
            0.0,
            -1.0,
            3304843.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.052,
                "maximum": 84.302,
                "mean": 72.76,
                "stddev": 3.994
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971064022806,
              29.811705899247553
            ],
            [
              -96.21971064022806,
              29.82892329338257
            ],
            [
              -96.20215457804869,
              29.82892329338257
            ],
            [
              -96.20215457804869,
              29.811705899247553
            ],
            [
              -96.21971064022806,
              29.811705899247553
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971064022806,
        29.811705899247553,
        -96.20215457804869,
        29.82892329338257
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.152814+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768710.0,
            0.0,
            -1.0,
            3303074.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 66.33,
                "maximum": 80.739,
                "mean": 74.175,
                "stddev": 2.537
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996151d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409340401925,
              29.811698614798598
            ],
            [
              -96.20409340401925,
              29.82892703764463
            ],
            [
              -96.18652436022846,
              29.82892703764463
            ],
            [
              -96.18652436022846,
              29.811698614798598
            ],
            [
              -96.20409340401925,
              29.811698614798598
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409340401925,
        29.811698614798598,
        -96.18652436022846,
        29.82892703764463
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.335052+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996151d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996151d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996151d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770220.0,
            0.0,
            -1.0,
            3303111.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 58.437,
                "maximum": 80.097,
                "mean": 69.062,
                "stddev": 3.905
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847630409759,
              29.858571567382292
            ],
            [
              -96.18847630409759,
              29.875802183986362
            ],
            [
              -96.17089598338183,
              29.875802183986362
            ],
            [
              -96.17089598338183,
              29.858571567382292
            ],
            [
              -96.18847630409759,
              29.858571567382292
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847630409759,
        29.858571567382292,
        -96.17089598338183,
        29.875802183986362
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.421882+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771603.0,
            0.0,
            -1.0,
            3308345.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.631,
                "maximum": 54.865,
                "mean": 47.548,
                "stddev": 4.099
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1728518265467,
              29.858569338219787
            ],
            [
              -96.1728518265467,
              29.875801751561394
            ],
            [
              -96.15526910944847,
              29.875801751561394
            ],
            [
              -96.15526910944847,
              29.858569338219787
            ],
            [
              -96.1728518265467,
              29.858569338219787
            ]
          ]
        ]
      },
      "bbox": [
        -96.1728518265467,
        29.858569338219787,
        -96.15526910944847,
        29.875801751561394
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.479098+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773113.0,
            0.0,
            -1.0,
            3308382.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.64,
                "maximum": 51.584,
                "mean": 43.558,
                "stddev": 4.685
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284741757128,
              29.84294810237279
            ],
            [
              -96.17284741757128,
              29.860180382184463
            ],
            [
              -96.15526766462925,
              29.860180382184463
            ],
            [
              -96.15526766462925,
              29.84294810237279
            ],
            [
              -96.17284741757128,
              29.84294810237279
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284741757128,
        29.84294810237279,
        -96.15526766462925,
        29.860180382184463
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.595072+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773156.0,
            0.0,
            -1.0,
            3306650.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.718,
                "maximum": 60.555,
                "mean": 51.997,
                "stddev": 2.594
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18846945833451,
              29.842950394053027
            ],
            [
              -96.18846945833451,
              29.86017164284472
            ],
            [
              -96.17090269537017,
              29.86017164284472
            ],
            [
              -96.17090269537017,
              29.842950394053027
            ],
            [
              -96.18846945833451,
              29.842950394053027
            ]
          ]
        ]
      },
      "bbox": [
        -96.18846945833451,
        29.842950394053027,
        -96.17090269537017,
        29.86017164284472
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.823831+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771646.0,
            0.0,
            -1.0,
            3306612.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.111,
                "maximum": 71.943,
                "mean": 56.622,
                "stddev": 4.101
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1572255360719,
              29.842944181120668
            ],
            [
              -96.1572255360719,
              29.860178255112796
            ],
            [
              -96.13964339040028,
              29.860178255112796
            ],
            [
              -96.13964339040028,
              29.842944181120668
            ],
            [
              -96.1572255360719,
              29.842944181120668
            ]
          ]
        ]
      },
      "bbox": [
        -96.1572255360719,
        29.842944181120668,
        -96.13964339040028,
        29.860178255112796
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:29.975231+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774666.0,
            0.0,
            -1.0,
            3306687.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.668,
                "maximum": 50.432,
                "mean": 46.75,
                "stddev": 2.833
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160309377952,
              29.858568336259214
            ],
            [
              -96.14160309377952,
              29.87580433922114
            ],
            [
              -96.1240155872316,
              29.87580433922114
            ],
            [
              -96.1240155872316,
              29.858568336259214
            ],
            [
              -96.14160309377952,
              29.858568336259214
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160309377952,
        29.858568336259214,
        -96.1240155872316,
        29.87580433922114
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:30.184796+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776133.0,
            0.0,
            -1.0,
            3308457.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.657,
                "maximum": 42.711,
                "mean": 39.684,
                "stddev": 1.004
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722725265503,
              29.858574270221634
            ],
            [
              -96.15722725265503,
              29.875808479087322
            ],
            [
              -96.13964213911181,
              29.875808479087322
            ],
            [
              -96.13964213911181,
              29.858574270221634
            ],
            [
              -96.15722725265503,
              29.858574270221634
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722725265503,
        29.858574270221634,
        -96.13964213911181,
        29.875808479087322
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:30.242603+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774623.0,
            0.0,
            -1.0,
            3308420.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.657,
                "maximum": 49.95,
                "mean": 40.421,
                "stddev": 3.491
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1416035583938,
              29.842947422129548
            ],
            [
              -96.1416035583938,
              29.860183289089196
            ],
            [
              -96.12401901993005,
              29.860183289089196
            ],
            [
              -96.12401901993005,
              29.842947422129548
            ],
            [
              -96.1416035583938,
              29.842947422129548
            ]
          ]
        ]
      },
      "bbox": [
        -96.1416035583938,
        29.842947422129548,
        -96.12401901993005,
        29.860183289089196
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:30.356208+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776176.0,
            0.0,
            -1.0,
            3306725.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.397,
                "maximum": 48.349,
                "mean": 38.42,
                "stddev": 2.702
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847274472435,
              29.82732896663035
            ],
            [
              -96.18847274472435,
              29.84455030352853
            ],
            [
              -96.17089860198874,
              29.84455030352853
            ],
            [
              -96.17089860198874,
              29.82732896663035
            ],
            [
              -96.18847274472435,
              29.82732896663035
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847274472435,
        29.82732896663035,
        -96.17089860198874,
        29.84455030352853
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:30.650066+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771688.0,
            0.0,
            -1.0,
            3304880.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.803,
                "maximum": 79.117,
                "mean": 66.546,
                "stddev": 4.269
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847607450697,
              29.8116987144429
            ],
            [
              -96.18847607450697,
              29.82892893163685
            ],
            [
              -96.17090463853948,
              29.82892893163685
            ],
            [
              -96.17090463853948,
              29.8116987144429
            ],
            [
              -96.18847607450697,
              29.8116987144429
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847607450697,
        29.8116987144429,
        -96.17090463853948,
        29.82892893163685
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:30.811651+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771730.0,
            0.0,
            -1.0,
            3303148.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.757,
                "maximum": 75.366,
                "mean": 66.6,
                "stddev": 3.54
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285313869797,
              29.827327056906558
            ],
            [
              -96.17285313869797,
              29.844550188191363
            ],
            [
              -96.15527660491057,
              29.844550188191363
            ],
            [
              -96.15527660491057,
              29.827327056906558
            ],
            [
              -96.17285313869797,
              29.827327056906558
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285313869797,
        29.827327056906558,
        -96.15527660491057,
        29.844550188191363
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:31.081819+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773198.0,
            0.0,
            -1.0,
            3304917.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.678,
                "maximum": 68.396,
                "mean": 54.67,
                "stddev": 4.699
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284856648088,
              29.811696742535894
            ],
            [
              -96.17284856648088,
              29.828928753943387
            ],
            [
              -96.15527473848152,
              29.828928753943387
            ],
            [
              -96.15527473848152,
              29.811696742535894
            ],
            [
              -96.17284856648088,
              29.811696742535894
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284856648088,
        29.811696742535894,
        -96.15527473848152,
        29.828928753943387
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:31.218131+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773241.0,
            0.0,
            -1.0,
            3303185.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.843,
                "maximum": 70.176,
                "mean": 54.269,
                "stddev": 5.721
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722335419069,
              29.827323073180608
            ],
            [
              -96.15722335419069,
              29.84455701238898
            ],
            [
              -96.1396441724188,
              29.84455701238898
            ],
            [
              -96.1396441724188,
              29.827323073180608
            ],
            [
              -96.15722335419069,
              29.827323073180608
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722335419069,
        29.827323073180608,
        -96.1396441724188,
        29.84455701238898
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:31.306780+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774709.0,
            0.0,
            -1.0,
            3304955.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.127,
                "maximum": 50.64,
                "mean": 48.294,
                "stddev": 1.023
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723155398642,
              29.81169291930853
            ],
            [
              -96.15723155398642,
              29.828926946283925
            ],
            [
              -96.13964499955617,
              29.828926946283925
            ],
            [
              -96.13964499955617,
              29.81169291930853
            ],
            [
              -96.15723155398642,
              29.81169291930853
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723155398642,
        29.81169291930853,
        -96.13964499955617,
        29.828926946283925
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:31.384968+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774751.0,
            0.0,
            -1.0,
            3303222.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.171,
                "maximum": 49.731,
                "mean": 47.804,
                "stddev": 0.775
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160406818544,
              29.827317462199005
            ],
            [
              -96.14160406818544,
              29.84455319303137
            ],
            [
              -96.12402249733422,
              29.84455319303137
            ],
            [
              -96.12402249733422,
              29.827317462199005
            ],
            [
              -96.14160406818544,
              29.827317462199005
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160406818544,
        29.827317462199005,
        -96.12402249733422,
        29.84455319303137
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:31.632268+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776219.0,
            0.0,
            -1.0,
            3304992.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.365,
                "maximum": 55.147,
                "mean": 44.763,
                "stddev": 4.096
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996152d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160410959126,
              29.81169625826144
            ],
            [
              -96.14160410959126,
              29.828932078138568
            ],
            [
              -96.12401516489732,
              29.828932078138568
            ],
            [
              -96.12401516489732,
              29.81169625826144
            ],
            [
              -96.14160410959126,
              29.81169625826144
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160410959126,
        29.81169625826144,
        -96.12401516489732,
        29.828932078138568
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:31.799369+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996152d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996152d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996152d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776262.0,
            0.0,
            -1.0,
            3303260.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.661,
                "maximum": 54.596,
                "mean": 47.08,
                "stddev": 1.757
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25095964592913,
              29.796083999300766
            ],
            [
              -96.25095964592913,
              29.813288655140596
            ],
            [
              -96.23341157114623,
              29.813288655140596
            ],
            [
              -96.23341157114623,
              29.796083999300766
            ],
            [
              -96.25095964592913,
              29.796083999300766
            ]
          ]
        ]
      },
      "bbox": [
        -96.25095964592913,
        29.796083999300766,
        -96.23341157114623,
        29.813288655140596
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:31.993813+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765730.0,
            0.0,
            -1.0,
            3301268.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 63.463,
                "maximum": 85.195,
                "mean": 77.135,
                "stddev": 4.851
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23534452802552,
              29.79608035551971
            ],
            [
              -96.23534452802552,
              29.8132962569501
            ],
            [
              -96.21777313920552,
              29.8132962569501
            ],
            [
              -96.21777313920552,
              29.79608035551971
            ],
            [
              -96.23534452802552,
              29.79608035551971
            ]
          ]
        ]
      },
      "bbox": [
        -96.23534452802552,
        29.79608035551971,
        -96.21777313920552,
        29.8132962569501
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:32.200539+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767240.0,
            0.0,
            -1.0,
            3301305.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 60.983,
                "maximum": 78.257,
                "mean": 68.307,
                "stddev": 3.024
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096291972359,
              29.780462065848155
            ],
            [
              -96.25096291972359,
              29.79766680828014
            ],
            [
              -96.23340745633102,
              29.79766680828014
            ],
            [
              -96.23340745633102,
              29.780462065848155
            ],
            [
              -96.25096291972359,
              29.780462065848155
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096291972359,
        29.780462065848155,
        -96.23340745633102,
        29.79766680828014
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:32.382235+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765771.0,
            0.0,
            -1.0,
            3299536.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 69.865,
                "maximum": 82.751,
                "mean": 77.188,
                "stddev": 2.753
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21970889616168,
              29.796075296963185
            ],
            [
              -96.21970889616168,
              29.813292560017018
            ],
            [
              -96.20215578711202,
              29.813292560017018
            ],
            [
              -96.20215578711202,
              29.796075296963185
            ],
            [
              -96.21970889616168,
              29.796075296963185
            ]
          ]
        ]
      },
      "bbox": [
        -96.21970889616168,
        29.796075296963185,
        -96.20215578711202,
        29.813292560017018
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:32.469109+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768752.0,
            0.0,
            -1.0,
            3301341.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.01,
                "maximum": 79.363,
                "mean": 70.511,
                "stddev": 3.252
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2353398971591,
              29.78045879548826
            ],
            [
              -96.2353398971591,
              29.797665335072093
            ],
            [
              -96.21778204346352,
              29.797665335072093
            ],
            [
              -96.21778204346352,
              29.78045879548826
            ],
            [
              -96.2353398971591,
              29.78045879548826
            ]
          ]
        ]
      },
      "bbox": [
        -96.2353398971591,
        29.78045879548826,
        -96.21778204346352,
        29.797665335072093
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:32.636746+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767282.0,
            0.0,
            -1.0,
            3299572.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 59.522,
                "maximum": 80.219,
                "mean": 70.272,
                "stddev": 4.584
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21970669750087,
              29.780453676220976
            ],
            [
              -96.21970669750087,
              29.797670808280685
            ],
            [
              -96.20215653762678,
              29.797670808280685
            ],
            [
              -96.20215653762678,
              29.780453676220976
            ],
            [
              -96.21970669750087,
              29.780453676220976
            ]
          ]
        ]
      },
      "bbox": [
        -96.21970669750087,
        29.780453676220976,
        -96.20215653762678,
        29.797670808280685
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:32.749303+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1653
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768794.0,
            0.0,
            -1.0,
            3299609.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.774,
                "maximum": 73.867,
                "mean": 65.153,
                "stddev": 2.801
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409384140018,
              29.796077184704167
            ],
            [
              -96.20409384140018,
              29.813296461176193
            ],
            [
              -96.18652800527663,
              29.813296461176193
            ],
            [
              -96.18652800527663,
              29.796077184704167
            ],
            [
              -96.20409384140018,
              29.796077184704167
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409384140018,
        29.796077184704167,
        -96.18652800527663,
        29.813296461176193
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:32.952505+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770262.0,
            0.0,
            -1.0,
            3301378.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.908,
                "maximum": 75.339,
                "mean": 67.98,
                "stddev": 3.279
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2040940718447,
              29.78045572207938
            ],
            [
              -96.2040940718447,
              29.79767486621808
            ],
            [
              -96.18653118846306,
              29.79767486621808
            ],
            [
              -96.18653118846306,
              29.78045572207938
            ],
            [
              -96.2040940718447,
              29.78045572207938
            ]
          ]
        ]
      },
      "bbox": [
        -96.2040940718447,
        29.78045572207938,
        -96.18653118846306,
        29.79767486621808
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.054502+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770304.0,
            0.0,
            -1.0,
            3299646.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 61.811,
                "maximum": 72.452,
                "mean": 67.75,
                "stddev": 2.215
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096623545573,
              29.76483130171829
            ],
            [
              -96.25096623545573,
              29.78204492867844
            ],
            [
              -96.23341347179844,
              29.78204492867844
            ],
            [
              -96.23341347179844,
              29.76483130171829
            ],
            [
              -96.25096623545573,
              29.76483130171829
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096623545573,
        29.76483130171829,
        -96.23341347179844,
        29.78204492867844
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.164915+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765812.0,
            0.0,
            -1.0,
            3297804.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 64.13,
                "maximum": 76.096,
                "mean": 68.344,
                "stddev": 2.214
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2353353109303,
              29.764827971035015
            ],
            [
              -96.2353353109303,
              29.782043394977098
            ],
            [
              -96.21778015599108,
              29.782043394977098
            ],
            [
              -96.21778015599108,
              29.764827971035015
            ],
            [
              -96.2353353109303,
              29.764827971035015
            ]
          ]
        ]
      },
      "bbox": [
        -96.2353353109303,
        29.764827971035015,
        -96.21778015599108,
        29.782043394977098
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.255196+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767324.0,
            0.0,
            -1.0,
            3297840.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.317,
                "maximum": 77.676,
                "mean": 67.164,
                "stddev": 1.736
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25095876994502,
              29.749209303117393
            ],
            [
              -96.25095876994502,
              29.766413786917752
            ],
            [
              -96.23340919659998,
              29.766413786917752
            ],
            [
              -96.23340919659998,
              29.749209303117393
            ],
            [
              -96.25095876994502,
              29.749209303117393
            ]
          ]
        ]
      },
      "bbox": [
        -96.25095876994502,
        29.749209303117393,
        -96.23340919659998,
        29.766413786917752
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.374359+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765854.0,
            0.0,
            -1.0,
            3296071.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 59.564,
                "maximum": 67.325,
                "mean": 64.008,
                "stddev": 1.485
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23534060421676,
              29.749206128314487
            ],
            [
              -96.23534060421676,
              29.7664216385126
            ],
            [
              -96.2177780633138,
              29.7664216385126
            ],
            [
              -96.2177780633138,
              29.749206128314487
            ],
            [
              -96.23534060421676,
              29.749206128314487
            ]
          ]
        ]
      },
      "bbox": [
        -96.23534060421676,
        29.749206128314487,
        -96.2177780633138,
        29.7664216385126
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.588240+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767365.0,
            0.0,
            -1.0,
            3296108.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.908,
                "maximum": 68.147,
                "mean": 63.551,
                "stddev": 1.621
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409434590796,
              29.764824993042097
            ],
            [
              -96.20409434590796,
              29.782044224605603
            ],
            [
              -96.18652408156862,
              29.782044224605603
            ],
            [
              -96.18652408156862,
              29.764824993042097
            ],
            [
              -96.20409434590796,
              29.764824993042097
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409434590796,
        29.764824993042097,
        -96.18652408156862,
        29.782044224605603
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.657143+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770346.0,
            0.0,
            -1.0,
            3297913.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.188,
                "maximum": 68.326,
                "mean": 64.058,
                "stddev": 1.97
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2197122645046,
              29.749201323042314
            ],
            [
              -96.2197122645046,
              29.766418410330022
            ],
            [
              -96.20215766786379,
              29.766418410330022
            ],
            [
              -96.20215766786379,
              29.749201323042314
            ],
            [
              -96.2197122645046,
              29.749201323042314
            ]
          ]
        ]
      },
      "bbox": [
        -96.2197122645046,
        29.749201323042314,
        -96.20215766786379,
        29.766418410330022
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.714534+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768877.0,
            0.0,
            -1.0,
            3296144.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.302,
                "maximum": 64.735,
                "mean": 60.254,
                "stddev": 1.746
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.2197146257016,
              29.764832022962025
            ],
            [
              -96.2197146257016,
              29.782049241485932
            ],
            [
              -96.20215708096485,
              29.782049241485932
            ],
            [
              -96.20215708096485,
              29.764832022962025
            ],
            [
              -96.2197146257016,
              29.764832022962025
            ]
          ]
        ]
      },
      "bbox": [
        -96.2197146257016,
        29.764832022962025,
        -96.20215708096485,
        29.782049241485932
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.824384+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768835.0,
            0.0,
            -1.0,
            3297877.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.137,
                "maximum": 66.613,
                "mean": 62.159,
                "stddev": 1.718
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996153d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409416251267,
              29.749203465483458
            ],
            [
              -96.20409416251267,
              29.766422564575088
            ],
            [
              -96.18652684809283,
              29.766422564575088
            ],
            [
              -96.18652684809283,
              29.749203465483458
            ],
            [
              -96.20409416251267,
              29.749203465483458
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409416251267,
        29.749203465483458,
        -96.18652684809283,
        29.766422564575088
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:33.912866+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996153d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996153d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996153d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770388.0,
            0.0,
            -1.0,
            3296181.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.354,
                "maximum": 69.297,
                "mean": 61.265,
                "stddev": 1.563
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1884686080929,
              29.79607722221059
            ],
            [
              -96.1884686080929,
              29.813298293100527
            ],
            [
              -96.17090038161615,
              29.813298293100527
            ],
            [
              -96.17090038161615,
              29.79607722221059
            ],
            [
              -96.1884686080929,
              29.79607722221059
            ]
          ]
        ]
      },
      "bbox": [
        -96.1884686080929,
        29.79607722221059,
        -96.17090038161615,
        29.813298293100527
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.041075+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771773.0,
            0.0,
            -1.0,
            3301415.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.875,
                "maximum": 69.966,
                "mean": 61.409,
                "stddev": 3.499
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722895124154,
              29.796071746669245
            ],
            [
              -96.15722895124154,
              29.813305638720703
            ],
            [
              -96.1396453578795,
              29.813305638720703
            ],
            [
              -96.1396453578795,
              29.796071746669245
            ],
            [
              -96.15722895124154,
              29.796071746669245
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722895124154,
        29.796071746669245,
        -96.1396453578795,
        29.813305638720703
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.098949+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774794.0,
            0.0,
            -1.0,
            3301490.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.998,
                "maximum": 58.655,
                "mean": 48.545,
                "stddev": 2.633
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285386734987,
              29.79607540951967
            ],
            [
              -96.17285386734987,
              29.813298494855992
            ],
            [
              -96.15527291758445,
              29.813298494855992
            ],
            [
              -96.15527291758445,
              29.79607540951967
            ],
            [
              -96.17285386734987,
              29.79607540951967
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285386734987,
        29.79607540951967,
        -96.15527291758445,
        29.813298494855992
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.312370+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773283.0,
            0.0,
            -1.0,
            3301452.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.232,
                "maximum": 66.788,
                "mean": 55.77,
                "stddev": 4.17
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.172848877898,
              29.780445030433828
            ],
            [
              -96.172848877898,
              29.79767699579522
            ],
            [
              -96.15527063141398,
              29.79767699579522
            ],
            [
              -96.15527063141398,
              29.780445030433828
            ],
            [
              -96.172848877898,
              29.780445030433828
            ]
          ]
        ]
      },
      "bbox": [
        -96.172848877898,
        29.780445030433828,
        -96.15527063141398,
        29.79767699579522
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.465891+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773326.0,
            0.0,
            -1.0,
            3299720.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.355,
                "maximum": 67.468,
                "mean": 57.989,
                "stddev": 3.046
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722613904538,
              29.780450541712934
            ],
            [
              -96.15722613904538,
              29.797675285087266
            ],
            [
              -96.13964576112834,
              29.797675285087266
            ],
            [
              -96.13964576112834,
              29.780450541712934
            ],
            [
              -96.15722613904538,
              29.780450541712934
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722613904538,
        29.780450541712934,
        -96.13964576112834,
        29.797675285087266
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.635768+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774837.0,
            0.0,
            -1.0,
            3299757.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.859,
                "maximum": 62.192,
                "mean": 54.573,
                "stddev": 3.299
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847152124899,
              29.780446904990246
            ],
            [
              -96.18847152124899,
              29.79767685618455
            ],
            [
              -96.17090599742536,
              29.79767685618455
            ],
            [
              -96.17090599742536,
              29.780446904990246
            ],
            [
              -96.18847152124899,
              29.780446904990246
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847152124899,
        29.780446904990246,
        -96.17090599742536,
        29.79767685618455
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.699544+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771815.0,
            0.0,
            -1.0,
            3299683.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.019,
                "maximum": 70.236,
                "mean": 63.722,
                "stddev": 2.8
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160419598105,
              29.796066233697772
            ],
            [
              -96.14160419598105,
              29.813301917306468
            ],
            [
              -96.12401821606521,
              29.813301917306468
            ],
            [
              -96.12401821606521,
              29.796066233697772
            ],
            [
              -96.14160419598105,
              29.796066233697772
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160419598105,
        29.796066233697772,
        -96.12401821606521,
        29.813301917306468
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.827333+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776305.0,
            0.0,
            -1.0,
            3301527.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.658,
                "maximum": 58.467,
                "mean": 48.223,
                "stddev": 4.125
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160381443958,
              29.78044519028023
            ],
            [
              -96.14160381443958,
              29.79768073771127
            ],
            [
              -96.12402079533398,
              29.79768073771127
            ],
            [
              -96.12402079533398,
              29.78044519028023
            ],
            [
              -96.14160381443958,
              29.78044519028023
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160381443958,
        29.78044519028023,
        -96.12402079533398,
        29.79768073771127
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:34.972825+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776348.0,
            0.0,
            -1.0,
            3299795.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.83,
                "maximum": 62.406,
                "mean": 53.552,
                "stddev": 2.758
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285375877009,
              29.764823855095212
            ],
            [
              -96.17285375877009,
              29.782055685550993
            ],
            [
              -96.15527846849723,
              29.782055685550993
            ],
            [
              -96.15527846849723,
              29.764823855095212
            ],
            [
              -96.17285375877009,
              29.764823855095212
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285375877009,
        29.764823855095212,
        -96.15527846849723,
        29.782055685550993
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.171921+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773368.0,
            0.0,
            -1.0,
            3297988.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.414,
                "maximum": 65.474,
                "mean": 58.239,
                "stddev": 2.726
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847397341614,
              29.76482534800663
            ],
            [
              -96.18847397341614,
              29.782046372735977
            ],
            [
              -96.17090132278359,
              29.782046372735977
            ],
            [
              -96.17090132278359,
              29.76482534800663
            ],
            [
              -96.18847397341614,
              29.76482534800663
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847397341614,
        29.76482534800663,
        -96.17090132278359,
        29.782046372735977
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.245967+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771857.0,
            0.0,
            -1.0,
            3297950.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.66,
                "maximum": 67.803,
                "mean": 63.11,
                "stddev": 1.697
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284809921055,
              29.749202425041243
            ],
            [
              -96.17284809921055,
              29.766425107856577
            ],
            [
              -96.15527601626953,
              29.766425107856577
            ],
            [
              -96.15527601626953,
              29.749202425041243
            ],
            [
              -96.17284809921055,
              29.749202425041243
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284809921055,
        29.749202425041243,
        -96.15527601626953,
        29.766425107856577
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.338529+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773411.0,
            0.0,
            -1.0,
            3296255.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.315,
                "maximum": 63.713,
                "mean": 55.773,
                "stddev": 2.641
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160322160298,
              29.764824114561375
            ],
            [
              -96.14160322160298,
              29.782059525797486
            ],
            [
              -96.12402316109089,
              29.782059525797486
            ],
            [
              -96.12402316109089,
              29.764824114561375
            ],
            [
              -96.14160322160298,
              29.764824114561375
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160322160298,
        29.764824114561375,
        -96.12402316109089,
        29.782059525797486
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.431414+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776391.0,
            0.0,
            -1.0,
            3298063.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.123,
                "maximum": 61.061,
                "mean": 51.885,
                "stddev": 2.783
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18846588691893,
              29.749203979727902
            ],
            [
              -96.18846588691893,
              29.766424650936553
            ],
            [
              -96.17090651811273,
              29.766424650936553
            ],
            [
              -96.17090651811273,
              29.749203979727902
            ],
            [
              -96.18846588691893,
              29.749203979727902
            ]
          ]
        ]
      },
      "bbox": [
        -96.18846588691893,
        29.749203979727902,
        -96.17090651811273,
        29.766424650936553
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.582109+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771900.0,
            0.0,
            -1.0,
            3296218.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.706,
                "maximum": 70.313,
                "mean": 59.836,
                "stddev": 1.489
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722337214898,
              29.764820290804675
            ],
            [
              -96.15722337214898,
              29.78205391284823
            ],
            [
              -96.13964569601832,
              29.78205391284823
            ],
            [
              -96.13964569601832,
              29.764820290804675
            ],
            [
              -96.15722337214898,
              29.764820290804675
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722337214898,
        29.764820290804675,
        -96.13964569601832,
        29.78205391284823
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.749832+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774880.0,
            0.0,
            -1.0,
            3298025.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.98,
                "maximum": 65.66,
                "mean": 56.89,
                "stddev": 2.231
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723047075042,
              29.749199021237047
            ],
            [
              -96.15723047075042,
              29.7664327305577
            ],
            [
              -96.13964541937047,
              29.7664327305577
            ],
            [
              -96.13964541937047,
              29.749199021237047
            ],
            [
              -96.15723047075042,
              29.749199021237047
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723047075042,
        29.749199021237047,
        -96.13964541937047,
        29.7664327305577
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.806729+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774922.0,
            0.0,
            -1.0,
            3296293.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.642,
                "maximum": 62.139,
                "mean": 50.944,
                "stddev": 2.37
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996154d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160267345991,
              29.749193768353745
            ],
            [
              -96.14160267345991,
              29.76642926792445
            ],
            [
              -96.12401524000968,
              29.76642926792445
            ],
            [
              -96.12401524000968,
              29.749193768353745
            ],
            [
              -96.14160267345991,
              29.749193768353745
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160267345991,
        29.749193768353745,
        -96.12401524000968,
        29.76642926792445
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:35.960004+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996154d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996154d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996154d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776434.0,
            0.0,
            -1.0,
            3296330.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.854,
                "maximum": 57.104,
                "mean": 47.067,
                "stddev": 2.218
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12597883866276,
              29.858569563290327
            ],
            [
              -96.12597883866276,
              29.875807359135216
            ],
            [
              -96.1083889390473,
              29.875807359135216
            ],
            [
              -96.1083889390473,
              29.858569563290327
            ],
            [
              -96.12597883866276,
              29.858569563290327
            ]
          ]
        ]
      },
      "bbox": [
        -96.12597883866276,
        29.858569563290327,
        -96.1083889390473,
        29.875807359135216
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.125340+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777643.0,
            0.0,
            -1.0,
            3308495.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.426,
                "maximum": 45.741,
                "mean": 38.799,
                "stddev": 3.197
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036508490116,
              29.858568937830974
            ],
            [
              -96.11036508490116,
              29.87580875190261
            ],
            [
              -96.09276245341862,
              29.87580875190261
            ],
            [
              -96.09276245341862,
              29.858568937830974
            ],
            [
              -96.11036508490116,
              29.858568937830974
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036508490116,
        29.858568937830974,
        -96.09276245341862,
        29.87580875190261
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.356715+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779152.0,
            0.0,
            -1.0,
            3308533.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.426,
                "maximum": 45.741,
                "mean": 37.775,
                "stddev": 3.169
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09474115282691,
              29.858566459919555
            ],
            [
              -96.09474115282691,
              29.875808065455843
            ],
            [
              -96.07713613180016,
              29.875808065455843
            ],
            [
              -96.07713613180016,
              29.858566459919555
            ],
            [
              -96.09474115282691,
              29.858566459919555
            ]
          ]
        ]
      },
      "bbox": [
        -96.09474115282691,
        29.858566459919555,
        -96.07713613180016,
        29.875808065455843
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.429918+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780662.0,
            0.0,
            -1.0,
            3308571.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.612,
                "maximum": 42.371,
                "mean": 39.241,
                "stddev": 2.225
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1259819983776,
              29.84293957195747
            ],
            [
              -96.1259819983776,
              29.860186470377585
            ],
            [
              -96.10838446995045,
              29.860186470377585
            ],
            [
              -96.10838446995045,
              29.84293957195747
            ],
            [
              -96.1259819983776,
              29.84293957195747
            ]
          ]
        ]
      },
      "bbox": [
        -96.1259819983776,
        29.84293957195747,
        -96.10838446995045,
        29.860186470377585
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.525491+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777686.0,
            0.0,
            -1.0,
            3306763.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.216,
                "maximum": 41.937,
                "mean": 37.915,
                "stddev": 3.027
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036034228249,
              29.84293910917021
            ],
            [
              -96.11036034228249,
              29.860187799015126
            ],
            [
              -96.0927604231797,
              29.860187799015126
            ],
            [
              -96.0927604231797,
              29.84293910917021
            ],
            [
              -96.11036034228249,
              29.84293910917021
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036034228249,
        29.84293910917021,
        -96.0927604231797,
        29.860187799015126
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.653154+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779196.0,
            0.0,
            -1.0,
            3306801.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.229,
                "maximum": 41.582,
                "mean": 36.316,
                "stddev": 2.981
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911738452503,
              29.85856212959507
            ],
            [
              -96.07911738452503,
              29.875814538281563
            ],
            [
              -96.0615097112163,
              29.875814538281563
            ],
            [
              -96.0615097112163,
              29.85856212959507
            ],
            [
              -96.07911738452503,
              29.85856212959507
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911738452503,
        29.85856212959507,
        -96.0615097112163,
        29.875814538281563
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.710140+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782172.0,
            0.0,
            -1.0,
            3308610.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.382,
                "maximum": 41.251,
                "mean": 39.485,
                "stddev": 0.261
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473884845656,
              29.842936795091816
            ],
            [
              -96.09473884845656,
              29.86018727503953
            ],
            [
              -96.07713654036843,
              29.86018727503953
            ],
            [
              -96.07713654036843,
              29.842936795091816
            ],
            [
              -96.09473884845656,
              29.842936795091816
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473884845656,
        29.842936795091816,
        -96.07713654036843,
        29.86018727503953
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.802391+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780706.0,
            0.0,
            -1.0,
            3306839.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.93,
                "maximum": 42.478,
                "mean": 39.756,
                "stddev": 1.294
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598468616386,
              29.82731878816436
            ],
            [
              -96.12598468616386,
              29.84455653581852
            ],
            [
              -96.1083903872208,
              29.84455653581852
            ],
            [
              -96.1083903872208,
              29.82731878816436
            ],
            [
              -96.12598468616386,
              29.82731878816436
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598468616386,
        29.82731878816436,
        -96.1083903872208,
        29.84455653581852
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:36.983053+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777729.0,
            0.0,
            -1.0,
            3305030.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.211,
                "maximum": 46.867,
                "mean": 37.488,
                "stddev": 3.146
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911751835242,
              29.842932399574163
            ],
            [
              -96.07911751835242,
              29.860184898489187
            ],
            [
              -96.061502482843,
              29.860184898489187
            ],
            [
              -96.061502482843,
              29.842932399574163
            ],
            [
              -96.07911751835242,
              29.842932399574163
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911751835242,
        29.842932399574163,
        -96.061502482843,
        29.860184898489187
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:37.095073+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782216.0,
            0.0,
            -1.0,
            3306877.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.8,
                "maximum": 41.541,
                "mean": 39.185,
                "stddev": 0.469
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1259874185214,
              29.811688732385225
            ],
            [
              -96.1259874185214,
              29.82893558230183
            ],
            [
              -96.1083854914751,
              29.82893558230183
            ],
            [
              -96.1083854914751,
              29.811688732385225
            ],
            [
              -96.1259874185214,
              29.811688732385225
            ]
          ]
        ]
      },
      "bbox": [
        -96.1259874185214,
        29.811688732385225,
        -96.1083854914751,
        29.82893558230183
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:37.438059+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777772.0,
            0.0,
            -1.0,
            3303298.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.069,
                "maximum": 48.641,
                "mean": 38.914,
                "stddev": 3.88
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036029593573,
              29.811688596043776
            ],
            [
              -96.11036029593573,
              29.8289370097921
            ],
            [
              -96.09276631794219,
              29.8289370097921
            ],
            [
              -96.09276631794219,
              29.811688596043776
            ],
            [
              -96.11036029593573,
              29.811688596043776
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036029593573,
        29.811688596043776,
        -96.09276631794219,
        29.8289370097921
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:37.632298+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779283.0,
            0.0,
            -1.0,
            3303336.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.97,
                "maximum": 43.487,
                "mean": 35.559,
                "stddev": 3.169
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035512763907,
              29.82731826151503
            ],
            [
              -96.11035512763907,
              29.844557800665182
            ],
            [
              -96.0927584398484,
              29.844557800665182
            ],
            [
              -96.0927584398484,
              29.82731826151503
            ],
            [
              -96.11035512763907,
              29.82731826151503
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035512763907,
        29.82731826151503,
        -96.0927584398484,
        29.844557800665182
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:37.796741+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779240.0,
            0.0,
            -1.0,
            3305068.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.53,
                "maximum": 42.626,
                "mean": 38.904,
                "stddev": 1.599
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473606874634,
              29.827316111145432
            ],
            [
              -96.09473606874634,
              29.844557439287367
            ],
            [
              -96.07713699533463,
              29.844557439287367
            ],
            [
              -96.07713699533463,
              29.827316111145432
            ],
            [
              -96.09473606874634,
              29.827316111145432
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473606874634,
        29.827316111145432,
        -96.07713699533463,
        29.844557439287367
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:38.166101+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780750.0,
            0.0,
            -1.0,
            3305106.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.442,
                "maximum": 44.62,
                "mean": 39.395,
                "stddev": 0.881
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911717352499,
              29.827311880605453
            ],
            [
              -96.07911717352499,
              29.844564239546308
            ],
            [
              -96.06150511356837,
              29.844564239546308
            ],
            [
              -96.06150511356837,
              29.827311880605453
            ],
            [
              -96.07911717352499,
              29.827311880605453
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911717352499,
        29.827311880605453,
        -96.06150511356837,
        29.844564239546308
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:38.319061+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782260.0,
            0.0,
            -1.0,
            3305145.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.453,
                "maximum": 43.54,
                "mean": 39.114,
                "stddev": 0.885
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473333580473,
              29.811686381984412
            ],
            [
              -96.09473333580473,
              29.82893658454495
            ],
            [
              -96.07713697121282,
              29.82893658454495
            ],
            [
              -96.07713697121282,
              29.811686381984412
            ],
            [
              -96.09473333580473,
              29.811686381984412
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473333580473,
        29.811686381984412,
        -96.07713697121282,
        29.82893658454495
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:38.421861+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780794.0,
            0.0,
            -1.0,
            3303374.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.964,
                "maximum": 44.62,
                "mean": 38.446,
                "stddev": 0.852
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996161d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911687495678,
              29.81168231654947
            ],
            [
              -96.07911687495678,
              29.82893453538791
            ],
            [
              -96.06150779008298,
              29.82893453538791
            ],
            [
              -96.06150779008298,
              29.81168231654947
            ],
            [
              -96.07911687495678,
              29.81168231654947
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911687495678,
        29.81168231654947,
        -96.06150779008298,
        29.82893453538791
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:38.653600+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996161d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996161d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996161d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782304.0,
            0.0,
            -1.0,
            3303412.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.814,
                "maximum": 43.374,
                "mean": 38.847,
                "stddev": 1.106
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787007957285,
              29.858556691765397
            ],
            [
              -96.04787007957285,
              29.875812909369294
            ],
            [
              -96.03024728962512,
              29.875812909369294
            ],
            [
              -96.03024728962512,
              29.858556691765397
            ],
            [
              -96.04787007957285,
              29.858556691765397
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787007957285,
        29.858556691765397,
        -96.03024728962512,
        29.875812909369294
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:38.711054+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785192.0,
            0.0,
            -1.0,
            3308687.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.436,
                "maximum": 50.987,
                "mean": 44.697,
                "stddev": 4.193
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0634937814491,
              29.858555946897155
            ],
            [
              -96.0634937814491,
              29.875819157158407
            ],
            [
              -96.04588345474183,
              29.875819157158407
            ],
            [
              -96.04588345474183,
              29.858555946897155
            ],
            [
              -96.0634937814491,
              29.858555946897155
            ]
          ]
        ]
      },
      "bbox": [
        -96.0634937814491,
        29.858555946897155,
        -96.04588345474183,
        29.875819157158407
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:38.801953+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783682.0,
            0.0,
            -1.0,
            3308649.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.18,
                "maximum": 44.797,
                "mean": 38.475,
                "stddev": 0.931
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349608951355,
              29.84293539459966
            ],
            [
              -96.06349608951355,
              29.860189682306046
            ],
            [
              -96.04587866678978,
              29.860189682306046
            ],
            [
              -96.04587866678978,
              29.84293539459966
            ],
            [
              -96.06349608951355,
              29.84293539459966
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349608951355,
        29.84293539459966,
        -96.04587866678978,
        29.860189682306046
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:38.908666+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783726.0,
            0.0,
            -1.0,
            3306916.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.338,
                "maximum": 48.579,
                "mean": 39.409,
                "stddev": 2.156
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787482449625,
              29.842936538197588
            ],
            [
              -96.04787482449625,
              29.860192613372913
            ],
            [
              -96.03025501625001,
              29.860192613372913
            ],
            [
              -96.03025501625001,
              29.842936538197588
            ],
            [
              -96.04787482449625,
              29.842936538197588
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787482449625,
        29.842936538197588,
        -96.03025501625001,
        29.860192613372913
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.016819+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785236.0,
            0.0,
            -1.0,
            3306955.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.042,
                "maximum": 49.696,
                "mean": 43.239,
                "stddev": 1.158
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224654302194,
              29.858555815604475
            ],
            [
              -96.03224654302194,
              29.875822833216628
            ],
            [
              -96.01462109863937,
              29.875822833216628
            ],
            [
              -96.01462109863937,
              29.858555815604475
            ],
            [
              -96.03224654302194,
              29.858555815604475
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224654302194,
        29.858555815604475,
        -96.01462109863937,
        29.875822833216628
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.076638+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786702.0,
            0.0,
            -1.0,
            3308727.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.092,
                "maximum": 50.936,
                "mean": 48.94,
                "stddev": 1.222
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224365331322,
              29.84292658401499
            ],
            [
              -96.03224365331322,
              29.860193459051246
            ],
            [
              -96.01462119298917,
              29.860193459051246
            ],
            [
              -96.01462119298917,
              29.84292658401499
            ],
            [
              -96.03224365331322,
              29.84292658401499
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224365331322,
        29.84292658401499,
        -96.01462119298917,
        29.860193459051246
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.184130+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786747.0,
            0.0,
            -1.0,
            3306994.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.848,
                "maximum": 51.188,
                "mean": 46.026,
                "stddev": 2.39
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662317324988,
              29.85855308693424
            ],
            [
              -96.01662317324988,
              29.87582189047517
            ],
            [
              -95.99899534336838,
              29.87582189047517
            ],
            [
              -95.99899534336838,
              29.85855308693424
            ],
            [
              -96.01662317324988,
              29.85855308693424
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662317324988,
        29.85855308693424,
        -95.99899534336838,
        29.87582189047517
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.268277+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788212.0,
            0.0,
            -1.0,
            3308766.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.988,
                "maximum": 50.689,
                "mean": 46.25,
                "stddev": 2.522
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662245372849,
              29.842933036187596
            ],
            [
              -96.01662245372849,
              29.860192683509776
            ],
            [
              -95.99899787798509,
              29.860192683509776
            ],
            [
              -95.99899787798509,
              29.842933036187596
            ],
            [
              -96.01662245372849,
              29.842933036187596
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662245372849,
        29.842933036187596,
        -95.99899787798509,
        29.860192683509776
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.384540+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788257.0,
            0.0,
            -1.0,
            3307033.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.152,
                "maximum": 50.84,
                "mean": 44.299,
                "stddev": 3.391
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786927806647,
              29.827307107281634
            ],
            [
              -96.04786927806647,
              29.844563041079088
            ],
            [
              -96.03025244951876,
              29.844563041079088
            ],
            [
              -96.03025244951876,
              29.827307107281634
            ],
            [
              -96.04786927806647,
              29.827307107281634
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786927806647,
        29.827307107281634,
        -96.03025244951876,
        29.844563041079088
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.441458+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785281.0,
            0.0,
            -1.0,
            3305222.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.708,
                "maximum": 43.482,
                "mean": 40.173,
                "stddev": 1.519
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348810658909,
              29.82730602886869
            ],
            [
              -96.06348810658909,
              29.84456895805751
            ],
            [
              -96.04588373447365,
              29.84456895805751
            ],
            [
              -96.04588373447365,
              29.82730602886869
            ],
            [
              -96.06348810658909,
              29.82730602886869
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348810658909,
        29.82730602886869,
        -96.04588373447365,
        29.84456895805751
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.498813+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783771.0,
            0.0,
            -1.0,
            3305184.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.708,
                "maximum": 42.944,
                "mean": 38.708,
                "stddev": 1.485
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0634899803741,
              29.811685412612594
            ],
            [
              -96.0634899803741,
              29.828939418950185
            ],
            [
              -96.0458785106743,
              29.828939418950185
            ],
            [
              -96.0458785106743,
              29.811685412612594
            ],
            [
              -96.0634899803741,
              29.811685412612594
            ]
          ]
        ]
      },
      "bbox": [
        -96.0634899803741,
        29.811685412612594,
        -96.0458785106743,
        29.828939418950185
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.614728+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783815.0,
            0.0,
            -1.0,
            3303451.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.468,
                "maximum": 41.624,
                "mean": 38.382,
                "stddev": 1.297
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224728601516,
              29.811677037546428
            ],
            [
              -96.03224728601516,
              29.828943859947124
            ],
            [
              -96.01462045042187,
              29.828943859947124
            ],
            [
              -96.01462045042187,
              29.811677037546428
            ],
            [
              -96.03224728601516,
              29.811677037546428
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224728601516,
        29.811677037546428,
        -96.01462045042187,
        29.828943859947124
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:39.791677+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786836.0,
            0.0,
            -1.0,
            3303529.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.557,
                "maximum": 42.9,
                "mean": 38.207,
                "stddev": 1.075
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787358488845,
              29.811686657124678
            ],
            [
              -96.04787358488845,
              29.82894268087242
            ],
            [
              -96.0302493969691,
              29.82894268087242
            ],
            [
              -96.0302493969691,
              29.811686657124678
            ],
            [
              -96.04787358488845,
              29.811686657124678
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787358488845,
        29.811686657124678,
        -96.0302493969691,
        29.82894268087242
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:40.011341+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785325.0,
            0.0,
            -1.0,
            3303490.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.064,
                "maximum": 41.309,
                "mean": 37.876,
                "stddev": 2.261
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662178174576,
              29.827303941095977
            ],
            [
              -96.01662178174576,
              29.844572457108463
            ],
            [
              -95.99899991991184,
              29.844572457108463
            ],
            [
              -95.99899991991184,
              29.827303941095977
            ],
            [
              -96.01662178174576,
              29.827303941095977
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662178174576,
        29.827303941095977,
        -95.99899991991184,
        29.844572457108463
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:40.068718+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788302.0,
            0.0,
            -1.0,
            3305301.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.277,
                "maximum": 53.188,
                "mean": 41.6,
                "stddev": 3.7
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03225061476789,
              29.82730633302144
            ],
            [
              -96.03225061476789,
              29.844573298143782
            ],
            [
              -96.01462079796602,
              29.844573298143782
            ],
            [
              -96.01462079796602,
              29.82730633302144
            ],
            [
              -96.03225061476789,
              29.82730633302144
            ]
          ]
        ]
      },
      "bbox": [
        -96.03225061476789,
        29.82730633302144,
        -96.01462079796602,
        29.844573298143782
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:40.220092+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786791.0,
            0.0,
            -1.0,
            3305262.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.552,
                "maximum": 48.803,
                "mean": 40.465,
                "stddev": 2.056
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996162d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662088908236,
              29.811674814059522
            ],
            [
              -96.01662088908236,
              29.82894318622449
            ],
            [
              -95.99900200880818,
              29.82894318622449
            ],
            [
              -95.99900200880818,
              29.811674814059522
            ],
            [
              -96.01662088908236,
              29.811674814059522
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662088908236,
        29.811674814059522,
        -95.99900200880818,
        29.82894318622449
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:40.402104+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996162d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996162d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996162d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788347.0,
            0.0,
            -1.0,
            3303568.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.134,
                "maximum": 50.142,
                "mean": 39.25,
                "stddev": 2.236
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12597934521158,
              29.79606788400352
            ],
            [
              -96.12597934521158,
              29.813305357956192
            ],
            [
              -96.10839097868197,
              29.813305357956192
            ],
            [
              -96.10839097868197,
              29.79606788400352
            ],
            [
              -96.12597934521158,
              29.79606788400352
            ]
          ]
        ]
      },
      "bbox": [
        -96.12597934521158,
        29.79606788400352,
        -96.10839097868197,
        29.813305357956192
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:40.599621+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777816.0,
            0.0,
            -1.0,
            3301565.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.683,
                "maximum": 57.379,
                "mean": 46.003,
                "stddev": 5.504
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1259813944371,
              29.780447003306456
            ],
            [
              -96.1259813944371,
              29.79768433984578
            ],
            [
              -96.10839599067698,
              29.79768433984578
            ],
            [
              -96.10839599067698,
              29.780447003306456
            ],
            [
              -96.1259813944371,
              29.780447003306456
            ]
          ]
        ]
      },
      "bbox": [
        -96.1259813944371,
        29.780447003306456,
        -96.10839599067698,
        29.79768433984578
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:40.787563+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777859.0,
            0.0,
            -1.0,
            3299833.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.913,
                "maximum": 56.729,
                "mean": 48.585,
                "stddev": 2.742
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035465539459,
              29.79606768401711
            ],
            [
              -96.11035465539459,
              29.813306946992647
            ],
            [
              -96.09276390393937,
              29.813306946992647
            ],
            [
              -96.09276390393937,
              29.79606768401711
            ],
            [
              -96.11035465539459,
              29.79606768401711
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035465539459,
        29.79606768401711,
        -96.09276390393937,
        29.813306946992647
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.012510+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779327.0,
            0.0,
            -1.0,
            3301603.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.883,
                "maximum": 52.478,
                "mean": 43.149,
                "stddev": 5.461
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09474046189592,
              29.796065633776877
            ],
            [
              -96.09474046189592,
              29.813306911912164
            ],
            [
              -96.07713699329113,
              29.813306911912164
            ],
            [
              -96.07713699329113,
              29.796065633776877
            ],
            [
              -96.09474046189592,
              29.796065633776877
            ]
          ]
        ]
      },
      "bbox": [
        -96.09474046189592,
        29.796065633776877,
        -96.07713699329113,
        29.813306911912164
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.105058+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780837.0,
            0.0,
            -1.0,
            3301641.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.883,
                "maximum": 48.616,
                "mean": 38.52,
                "stddev": 4.361
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035939438383,
              29.780437726635697
            ],
            [
              -96.11035939438383,
              29.797686091527815
            ],
            [
              -96.09276101462605,
              29.797686091527815
            ],
            [
              -96.09276101462605,
              29.780437726635697
            ],
            [
              -96.11035939438383,
              29.780437726635697
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035939438383,
        29.780437726635697,
        -96.09276101462605,
        29.797686091527815
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.199721+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779370.0,
            0.0,
            -1.0,
            3299871.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.659,
                "maximum": 49.13,
                "mean": 46.772,
                "stddev": 0.644
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911609819806,
              29.79606173332173
            ],
            [
              -96.07911609819806,
              29.813313812151144
            ],
            [
              -96.06150998442727,
              29.813313812151144
            ],
            [
              -96.06150998442727,
              29.79606173332173
            ],
            [
              -96.07911609819806,
              29.79606173332173
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911609819806,
        29.79606173332173,
        -96.06150998442727,
        29.813313812151144
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.312986+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782348.0,
            0.0,
            -1.0,
            3301680.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.06,
                "maximum": 39.528,
                "mean": 35.23,
                "stddev": 2.468
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911510565599,
              29.780441117997345
            ],
            [
              -96.07911510565599,
              29.797684043685777
            ],
            [
              -96.06151222436321,
              29.797684043685777
            ],
            [
              -96.06151222436321,
              29.780441117997345
            ],
            [
              -96.07911510565599,
              29.780441117997345
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911510565599,
        29.780441117997345,
        -96.06151222436321,
        29.797684043685777
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.507849+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782392.0,
            0.0,
            -1.0,
            3299947.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.65,
                "maximum": 39.454,
                "mean": 36.044,
                "stddev": 1.945
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473729903884,
              29.780435840341664
            ],
            [
              -96.09473729903884,
              29.797685992795067
            ],
            [
              -96.07713653674638,
              29.797685992795067
            ],
            [
              -96.07713653674638,
              29.780435840341664
            ],
            [
              -96.09473729903884,
              29.780435840341664
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473729903884,
        29.780435840341664,
        -96.07713653674638,
        29.797685992795067
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.654108+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780881.0,
            0.0,
            -1.0,
            3299909.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.74,
                "maximum": 48.494,
                "mean": 41.9,
                "stddev": 4.661
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036365905294,
              29.764816977606166
            ],
            [
              -96.11036365905294,
              29.782056190359835
            ],
            [
              -96.09276850420282,
              29.782056190359835
            ],
            [
              -96.09276850420282,
              29.764816977606166
            ],
            [
              -96.11036365905294,
              29.764816977606166
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036365905294,
        29.764816977606166,
        -96.09276850420282,
        29.782056190359835
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.881998+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779413.0,
            0.0,
            -1.0,
            3298138.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.41,
                "maximum": 53.155,
                "mean": 46.169,
                "stddev": 0.684
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598348794376,
              29.764816850925463
            ],
            [
              -96.12598348794376,
              29.782054275907296
            ],
            [
              -96.10839071396,
              29.782054275907296
            ],
            [
              -96.10839071396,
              29.764816850925463
            ],
            [
              -96.12598348794376,
              29.764816850925463
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598348794376,
        29.764816850925463,
        -96.10839071396,
        29.782054275907296
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:41.966809+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777902.0,
            0.0,
            -1.0,
            3298100.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.888,
                "maximum": 55.45,
                "mean": 47.221,
                "stddev": 1.936
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598511066723,
              29.749195905728094
            ],
            [
              -96.12598511066723,
              29.766433193155116
            ],
            [
              -96.1083952966206,
              29.766433193155116
            ],
            [
              -96.1083952966206,
              29.749195905728094
            ],
            [
              -96.12598511066723,
              29.749195905728094
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598511066723,
        29.749195905728094,
        -96.1083952966206,
        29.766433193155116
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:42.066954+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777945.0,
            0.0,
            -1.0,
            3296368.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.892,
                "maximum": 47.756,
                "mean": 45.551,
                "stddev": 0.592
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035763815285,
              29.74918695589915
            ],
            [
              -96.11035763815285,
              29.76643504433992
            ],
            [
              -96.09276518494661,
              29.76643504433992
            ],
            [
              -96.09276518494661,
              29.74918695589915
            ],
            [
              -96.11035763815285,
              29.74918695589915
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035763815285,
        29.74918695589915,
        -96.09276518494661,
        29.76643504433992
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:42.147469+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779457.0,
            0.0,
            -1.0,
            3296406.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.998,
                "maximum": 48.121,
                "mean": 45.847,
                "stddev": 0.688
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473366176253,
              29.764815027932084
            ],
            [
              -96.09473366176253,
              29.782065041577074
            ],
            [
              -96.07713586417275,
              29.782065041577074
            ],
            [
              -96.07713586417275,
              29.764815027932084
            ],
            [
              -96.09473366176253,
              29.764815027932084
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473366176253,
        29.764815027932084,
        -96.07713586417275,
        29.782065041577074
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:42.239805+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780925.0,
            0.0,
            -1.0,
            3298177.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.384,
                "maximum": 49.271,
                "mean": 45.632,
                "stddev": 1.707
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09474039995963,
              29.74918517028185
            ],
            [
              -96.09474039995963,
              29.766435272125804
            ],
            [
              -96.0771352375022,
              29.766435272125804
            ],
            [
              -96.0771352375022,
              29.74918517028185
            ],
            [
              -96.09474039995963,
              29.74918517028185
            ]
          ]
        ]
      },
      "bbox": [
        -96.09474039995963,
        29.74918517028185,
        -96.0771352375022,
        29.766435272125804
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:42.297209+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            780968.0,
            0.0,
            -1.0,
            3296444.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.963,
                "maximum": 46.995,
                "mean": 45.673,
                "stddev": 0.307
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.079114159076,
              29.764811457566157
            ],
            [
              -96.079114159076,
              29.782063256214176
            ],
            [
              -96.06151398259807,
              29.782063256214176
            ],
            [
              -96.06151398259807,
              29.764811457566157
            ],
            [
              -96.079114159076,
              29.764811457566157
            ]
          ]
        ]
      },
      "bbox": [
        -96.079114159076,
        29.764811457566157,
        -96.06151398259807,
        29.782063256214176
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:42.532317+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782436.0,
            0.0,
            -1.0,
            3298215.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.12,
                "maximum": 55.102,
                "mean": 43.452,
                "stddev": 3.468
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996163d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911273500046,
              29.749190548538138
            ],
            [
              -96.07911273500046,
              29.76643342350095
            ],
            [
              -96.06150545574101,
              29.76643342350095
            ],
            [
              -96.06150545574101,
              29.749190548538138
            ],
            [
              -96.07911273500046,
              29.749190548538138
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911273500046,
        29.749190548538138,
        -96.06150545574101,
        29.76643342350095
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:42.720421+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996163d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996163d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996163d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782480.0,
            0.0,
            -1.0,
            3296482.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.884,
                "maximum": 46.673,
                "mean": 45.215,
                "stddev": 0.289
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349189980979,
              29.79605598269121
            ],
            [
              -96.06349189980979,
              29.813318860639257
            ],
            [
              -96.04588313976204,
              29.813318860639257
            ],
            [
              -96.04588313976204,
              29.79605598269121
            ],
            [
              -96.06349189980979,
              29.79605598269121
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349189980979,
        29.79605598269121,
        -96.04588313976204,
        29.813318860639257
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:42.872606+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783859.0,
            0.0,
            -1.0,
            3301719.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.485,
                "maximum": 40.423,
                "mean": 36.028,
                "stddev": 2.816
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349333797681,
              29.780435302535857
            ],
            [
              -96.06349333797681,
              29.797689257227063
            ],
            [
              -96.04587748038273,
              29.797689257227063
            ],
            [
              -96.04587748038273,
              29.780435302535857
            ],
            [
              -96.06349333797681,
              29.780435302535857
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349333797681,
        29.780435302535857,
        -96.04587748038273,
        29.797689257227063
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.008729+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783903.0,
            0.0,
            -1.0,
            3299986.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.549,
                "maximum": 40.09,
                "mean": 36.917,
                "stddev": 1.599
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786760337322,
              29.796057394653253
            ],
            [
              -96.04786760337322,
              29.813313044574087
            ],
            [
              -96.03025672731555,
              29.813313044574087
            ],
            [
              -96.03025672731555,
              29.796057394653253
            ],
            [
              -96.04786760337322,
              29.796057394653253
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786760337322,
        29.796057394653253,
        -96.03025672731555,
        29.813313044574087
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.066896+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785370.0,
            0.0,
            -1.0,
            3301757.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 26.849,
                "maximum": 39.946,
                "mean": 36.946,
                "stddev": 2.155
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04787147236469,
              29.78043688060007
            ],
            [
              -96.04787147236469,
              29.797692620216395
            ],
            [
              -96.03025323569874,
              29.797692620216395
            ],
            [
              -96.03025323569874,
              29.78043688060007
            ],
            [
              -96.04787147236469,
              29.78043688060007
            ]
          ]
        ]
      },
      "bbox": [
        -96.04787147236469,
        29.78043688060007,
        -96.03025323569874,
        29.797692620216395
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.158602+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785414.0,
            0.0,
            -1.0,
            3300025.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 26.119,
                "maximum": 39.793,
                "mean": 35.464,
                "stddev": 2.872
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01661950819516,
              29.79605443281794
            ],
            [
              -96.01661950819516,
              29.813322895976963
            ],
            [
              -95.99899327077982,
              29.813322895976963
            ],
            [
              -95.99899327077982,
              29.79605443281794
            ],
            [
              -96.01661950819516,
              29.79605443281794
            ]
          ]
        ]
      },
      "bbox": [
        -96.01661950819516,
        29.79605443281794,
        -95.99899327077982,
        29.813322895976963
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.250895+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788392.0,
            0.0,
            -1.0,
            3301836.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.109,
                "maximum": 40.085,
                "mean": 36.748,
                "stddev": 1.361
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224347235081,
              29.796056956264273
            ],
            [
              -96.03224347235081,
              29.81331438980134
            ],
            [
              -96.01463021680975,
              29.81331438980134
            ],
            [
              -96.01463021680975,
              29.796056956264273
            ],
            [
              -96.03224347235081,
              29.796056956264273
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224347235081,
        29.796056956264273,
        -96.01463021680975,
        29.81331438980134
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.309914+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786881.0,
            0.0,
            -1.0,
            3301796.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.993,
                "maximum": 40.926,
                "mean": 37.62,
                "stddev": 0.904
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03225003815797,
              29.780427596852768
            ],
            [
              -96.03225003815797,
              29.797694132691877
            ],
            [
              -96.01462915806938,
              29.797694132691877
            ],
            [
              -96.01462915806938,
              29.780427596852768
            ],
            [
              -96.03225003815797,
              29.780427596852768
            ]
          ]
        ]
      },
      "bbox": [
        -96.03225003815797,
        29.780427596852768,
        -96.01462915806938,
        29.797694132691877
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.418638+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786925.0,
            0.0,
            -1.0,
            3300064.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.212,
                "maximum": 39.557,
                "mean": 36.885,
                "stddev": 0.885
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662850612313,
              29.780425242069338
            ],
            [
              -96.01662850612313,
              29.79769379469225
            ],
            [
              -95.99899491583963,
              29.79769379469225
            ],
            [
              -95.99899491583963,
              29.780425242069338
            ],
            [
              -96.01662850612313,
              29.780425242069338
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662850612313,
        29.780425242069338,
        -95.99899491583963,
        29.79769379469225
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.619370+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788436.0,
            0.0,
            -1.0,
            3300103.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.35,
                "maximum": 42.029,
                "mean": 36.913,
                "stddev": 0.846
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349482159668,
              29.764805808483455
            ],
            [
              -96.06349482159668,
              29.782068634683505
            ],
            [
              -96.04588167114595,
              29.782068634683505
            ],
            [
              -96.04588167114595,
              29.764805808483455
            ],
            [
              -96.06349482159668,
              29.764805808483455
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349482159668,
        29.764805808483455,
        -96.04588167114595,
        29.782068634683505
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.740720+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783947.0,
            0.0,
            -1.0,
            3298254.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.541,
                "maximum": 46.849,
                "mean": 39.482,
                "stddev": 2.13
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786505602966,
              29.764807321916344
            ],
            [
              -96.04786505602966,
              29.782062919972894
            ],
            [
              -96.03024979176686,
              29.782062919972894
            ],
            [
              -96.03024979176686,
              29.764807321916344
            ],
            [
              -96.04786505602966,
              29.764807321916344
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786505602966,
        29.764807321916344,
        -96.03024979176686,
        29.782062919972894
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.806350+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785459.0,
            0.0,
            -1.0,
            3298292.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 25.583,
                "maximum": 42.875,
                "mean": 36.02,
                "stddev": 3.657
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06349582441574,
              29.749185295241492
            ],
            [
              -96.06349582441574,
              29.766438967025692
            ],
            [
              -96.04588590679349,
              29.766438967025692
            ],
            [
              -96.04588590679349,
              29.749185295241492
            ],
            [
              -96.06349582441574,
              29.749185295241492
            ]
          ]
        ]
      },
      "bbox": [
        -96.06349582441574,
        29.749185295241492,
        -96.04588590679349,
        29.766438967025692
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:43.935219+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            783991.0,
            0.0,
            -1.0,
            3296521.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.818,
                "maximum": 48.135,
                "mean": 44.379,
                "stddev": 1.475
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0478684874606,
              29.749186976109332
            ],
            [
              -96.0478684874606,
              29.766442431523515
            ],
            [
              -96.03025619315152,
              29.766442431523515
            ],
            [
              -96.03025619315152,
              29.749186976109332
            ],
            [
              -96.0478684874606,
              29.749186976109332
            ]
          ]
        ]
      },
      "bbox": [
        -96.0478684874606,
        29.749186976109332,
        -96.03025619315152,
        29.766442431523515
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.061233+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785503.0,
            0.0,
            -1.0,
            3296560.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 25.47,
                "maximum": 46.594,
                "mean": 37.722,
                "stddev": 5.346
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662668311674,
              29.76480503193376
            ],
            [
              -96.01662668311674,
              29.782073440547627
            ],
            [
              -95.99899606916536,
              29.782073440547627
            ],
            [
              -95.99899606916536,
              29.76480503193376
            ],
            [
              -96.01662668311674,
              29.76480503193376
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662668311674,
        29.76480503193376,
        -95.99899606916536,
        29.782073440547627
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.120958+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788481.0,
            0.0,
            -1.0,
            3298371.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.111,
                "maximum": 41.391,
                "mean": 36.189,
                "stddev": 0.84
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224578619118,
              29.764807218182067
            ],
            [
              -96.03224578619118,
              29.782064598603995
            ],
            [
              -96.01462814650459,
              29.782064598603995
            ],
            [
              -96.01462814650459,
              29.764807218182067
            ],
            [
              -96.03224578619118,
              29.764807218182067
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224578619118,
        29.764807218182067,
        -96.01462814650459,
        29.782064598603995
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.182574+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            786970.0,
            0.0,
            -1.0,
            3298331.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.211,
                "maximum": 40.804,
                "mean": 36.072,
                "stddev": 0.828
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662490714273,
              29.749175777421463
            ],
            [
              -96.01662490714273,
              29.766444041894708
            ],
            [
              -95.99899726905582,
              29.766444041894708
            ],
            [
              -95.99899726905582,
              29.749175777421463
            ],
            [
              -96.01662490714273,
              29.749175777421463
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662490714273,
        29.749175777421463,
        -95.99899726905582,
        29.766444041894708
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.283963+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788526.0,
            0.0,
            -1.0,
            3296638.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.558,
                "maximum": 39.124,
                "mean": 35.663,
                "stddev": 0.841
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996164d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224158176587,
              29.74917779500436
            ],
            [
              -96.03224158176587,
              29.766444045387853
            ],
            [
              -96.01462664675445,
              29.766444045387853
            ],
            [
              -96.01462664675445,
              29.74917779500436
            ],
            [
              -96.03224158176587,
              29.74917779500436
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224158176587,
        29.74917779500436,
        -96.01462664675445,
        29.766444045387853
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.405037+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996164d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996164d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996164d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787015.0,
            0.0,
            -1.0,
            3296599.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 25.364,
                "maximum": 37.702,
                "mean": 34.779,
                "stddev": 2.216
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996222b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26658765701453,
              29.733588657839555
            ],
            [
              -96.26658765701453,
              29.75079121581212
            ],
            [
              -96.24904341292577,
              29.75079121581212
            ],
            [
              -96.24904341292577,
              29.733588657839555
            ],
            [
              -96.26658765701453,
              29.733588657839555
            ]
          ]
        ]
      },
      "bbox": [
        -96.26658765701453,
        29.733588657839555,
        -96.24904341292577,
        29.75079121581212
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.597084+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996222b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996222b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996222b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764383.0,
            0.0,
            -1.0,
            3294303.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 56.748,
                "maximum": 67.986,
                "mean": 62.655,
                "stddev": 1.552
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996222b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.28220370612142,
              29.733587766124963
            ],
            [
              -96.28220370612142,
              29.750788528021936
            ],
            [
              -96.26466184981895,
              29.750788528021936
            ],
            [
              -96.26466184981895,
              29.733587766124963
            ],
            [
              -96.28220370612142,
              29.733587766124963
            ]
          ]
        ]
      },
      "bbox": [
        -96.28220370612142,
        29.733587766124963,
        -96.26466184981895,
        29.750788528021936
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.680573+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996222b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996222b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996222b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            762872.0,
            0.0,
            -1.0,
            3294267.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 62.931,
                "maximum": 68.953,
                "mean": 65.39,
                "stddev": 1.011
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996222d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26657744056969,
              29.702335388601462
            ],
            [
              -96.26657744056969,
              29.71953769031303
            ],
            [
              -96.24903906936295,
              29.71953769031303
            ],
            [
              -96.24903906936295,
              29.702335388601462
            ],
            [
              -96.26657744056969,
              29.702335388601462
            ]
          ]
        ]
      },
      "bbox": [
        -96.26657744056969,
        29.702335388601462,
        -96.24903906936295,
        29.71953769031303
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.762696+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996222d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996222d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996222d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764466.0,
            0.0,
            -1.0,
            3290838.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 58.3,
                "maximum": 63.287,
                "mean": 60.385,
                "stddev": 0.752
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996222d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26657707132894,
              29.686713319662363
            ],
            [
              -96.26657707132894,
              29.703915492676305
            ],
            [
              -96.24904163316049,
              29.703915492676305
            ],
            [
              -96.24904163316049,
              29.686713319662363
            ],
            [
              -96.26657707132894,
              29.686713319662363
            ]
          ]
        ]
      },
      "bbox": [
        -96.26657707132894,
        29.686713319662363,
        -96.24904163316049,
        29.703915492676305
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.866926+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996222d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996222d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996222d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764507.0,
            0.0,
            -1.0,
            3289106.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.004,
                "maximum": 62.77,
                "mean": 58.558,
                "stddev": 1.016
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996222b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.26657760767091,
              29.71795742488756
            ],
            [
              -96.26657760767091,
              29.735168869941937
            ],
            [
              -96.24903605505754,
              29.735168869941937
            ],
            [
              -96.24903605505754,
              29.71795742488756
            ],
            [
              -96.26657760767091,
              29.71795742488756
            ]
          ]
        ]
      },
      "bbox": [
        -96.26657760767091,
        29.71795742488756,
        -96.24903605505754,
        29.735168869941937
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:44.994835+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996222b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996222b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996222b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            764425.0,
            0.0,
            -1.0,
            3292571.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 59.046,
                "maximum": 64.953,
                "mean": 62.336,
                "stddev": 0.993
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096143230314,
              29.733587488040016
            ],
            [
              -96.25096143230314,
              29.75079184195774
            ],
            [
              -96.23341480056935,
              29.75079184195774
            ],
            [
              -96.23341480056935,
              29.733587488040016
            ],
            [
              -96.25096143230314,
              29.733587488040016
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096143230314,
        29.733587488040016,
        -96.23341480056935,
        29.75079184195774
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.126837+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765895.0,
            0.0,
            -1.0,
            3294339.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.002,
                "maximum": 63.977,
                "mean": 60.342,
                "stddev": 1.335
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533536260582,
              29.73358425310498
            ],
            [
              -96.23533536260582,
              29.75079061888362
            ],
            [
              -96.2177760146121,
              29.75079061888362
            ],
            [
              -96.2177760146121,
              29.73358425310498
            ],
            [
              -96.23533536260582,
              29.73358425310498
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533536260582,
        29.73358425310498,
        -96.2177760146121,
        29.75079061888362
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.211021+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767407.0,
            0.0,
            -1.0,
            3294375.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.856,
                "maximum": 64.075,
                "mean": 58.422,
                "stddev": 1.687
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096413632197,
              29.717956409929123
            ],
            [
              -96.25096413632197,
              29.73516986429977
            ],
            [
              -96.23340986933046,
              29.73516986429977
            ],
            [
              -96.23340986933046,
              29.717956409929123
            ],
            [
              -96.25096413632197,
              29.717956409929123
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096413632197,
        29.717956409929123,
        -96.23340986933046,
        29.73516986429977
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.335056+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765936.0,
            0.0,
            -1.0,
            3292607.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.933,
                "maximum": 65.318,
                "mean": 61.4,
                "stddev": 0.958
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23534049250793,
              29.71795354823018
            ],
            [
              -96.23534049250793,
              29.735168797091465
            ],
            [
              -96.21778384025113,
              29.735168797091465
            ],
            [
              -96.21778384025113,
              29.71795354823018
            ],
            [
              -96.23534049250793,
              29.71795354823018
            ]
          ]
        ]
      },
      "bbox": [
        -96.23534049250793,
        29.71795354823018,
        -96.21778384025113,
        29.735168797091465
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.423411+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767448.0,
            0.0,
            -1.0,
            3292643.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.716,
                "maximum": 61.884,
                "mean": 59.356,
                "stddev": 1.903
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21970944937468,
              29.733579604772245
            ],
            [
              -96.21970944937468,
              29.750796560910754
            ],
            [
              -96.20215779688188,
              29.750796560910754
            ],
            [
              -96.20215779688188,
              29.733579604772245
            ],
            [
              -96.21970944937468,
              29.733579604772245
            ]
          ]
        ]
      },
      "bbox": [
        -96.21970944937468,
        29.733579604772245,
        -96.20215779688188,
        29.750796560910754
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.511633+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768919.0,
            0.0,
            -1.0,
            3294412.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.844,
                "maximum": 61.361,
                "mean": 57.117,
                "stddev": 1.595
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409377237203,
              29.733581905438157
            ],
            [
              -96.20409377237203,
              29.750800872040813
            ],
            [
              -96.18652940566037,
              29.750800872040813
            ],
            [
              -96.18652940566037,
              29.733581905438157
            ],
            [
              -96.20409377237203,
              29.733581905438157
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409377237203,
        29.733581905438157,
        -96.18652940566037,
        29.750800872040813
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.646594+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770430.0,
            0.0,
            -1.0,
            3294449.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 52.255,
                "maximum": 63.167,
                "mean": 58.844,
                "stddev": 1.732
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21970642946692,
              29.717957854029088
            ],
            [
              -96.21970642946692,
              29.735174679000934
            ],
            [
              -96.20215771891489,
              29.735174679000934
            ],
            [
              -96.20215771891489,
              29.717957854029088
            ],
            [
              -96.21970642946692,
              29.717957854029088
            ]
          ]
        ]
      },
      "bbox": [
        -96.21970642946692,
        29.717957854029088,
        -96.20215771891489,
        29.735174679000934
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.744945+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            768961.0,
            0.0,
            -1.0,
            3292680.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.559,
                "maximum": 58.559,
                "mean": 55.001,
                "stddev": 1.136
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25095606455443,
              29.70233452958513
            ],
            [
              -96.25095606455443,
              29.71953862476822
            ],
            [
              -96.2334153096194,
              29.71953862476822
            ],
            [
              -96.2334153096194,
              29.70233452958513
            ],
            [
              -96.25095606455443,
              29.70233452958513
            ]
          ]
        ]
      },
      "bbox": [
        -96.25095606455443,
        29.70233452958513,
        -96.2334153096194,
        29.71953862476822
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.859761+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1654
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            765978.0,
            0.0,
            -1.0,
            3290874.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 57.121,
                "maximum": 61.102,
                "mean": 59.306,
                "stddev": 0.599
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409342556623,
              29.71795129884056
            ],
            [
              -96.20409342556623,
              29.735170132831954
            ],
            [
              -96.18653200609016,
              29.735170132831954
            ],
            [
              -96.18653200609016,
              29.71795129884056
            ],
            [
              -96.20409342556623,
              29.71795129884056
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409342556623,
        29.71795129884056,
        -96.18653200609016,
        29.735170132831954
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:45.986083+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770472.0,
            0.0,
            -1.0,
            3292716.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.647,
                "maximum": 60.215,
                "mean": 55.22,
                "stddev": 0.905
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533484345855,
              29.702331607962062
            ],
            [
              -96.23533484345855,
              29.719546726772865
            ],
            [
              -96.21778113057744,
              29.719546726772865
            ],
            [
              -96.21778113057744,
              29.702331607962062
            ],
            [
              -96.23533484345855,
              29.702331607962062
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533484345855,
        29.702331607962062,
        -96.21778113057744,
        29.719546726772865
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:46.100102+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767490.0,
            0.0,
            -1.0,
            3290911.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 53.699,
                "maximum": 61.278,
                "mean": 58.318,
                "stddev": 1.23
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25095811604044,
              29.686712400882875
            ],
            [
              -96.25095811604044,
              29.703916581838705
            ],
            [
              -96.23340997046554,
              29.703916581838705
            ],
            [
              -96.23340997046554,
              29.686712400882875
            ],
            [
              -96.25095811604044,
              29.686712400882875
            ]
          ]
        ]
      },
      "bbox": [
        -96.25095811604044,
        29.686712400882875,
        -96.23340997046554,
        29.703916581838705
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:46.218463+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766019.0,
            0.0,
            -1.0,
            3289142.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 55.038,
                "maximum": 59.732,
                "mean": 57.376,
                "stddev": 0.787
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971377873226,
              29.702327056605025
            ],
            [
              -96.21971377873226,
              29.71954396735128
            ],
            [
              -96.20215768422489,
              29.71954396735128
            ],
            [
              -96.20215768422489,
              29.702327056605025
            ],
            [
              -96.21971377873226,
              29.702327056605025
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971377873226,
        29.702327056605025,
        -96.20215768422489,
        29.71954396735128
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:46.341457+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769002.0,
            0.0,
            -1.0,
            3290947.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.779,
                "maximum": 59.401,
                "mean": 53.95,
                "stddev": 1.505
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409262196706,
              29.70232967384442
            ],
            [
              -96.20409262196706,
              29.719548375312556
            ],
            [
              -96.18653414577986,
              29.719548375312556
            ],
            [
              -96.18653414577986,
              29.70232967384442
            ],
            [
              -96.20409262196706,
              29.70232967384442
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409262196706,
        29.70232967384442,
        -96.18653414577986,
        29.719548375312556
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:46.599982+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770514.0,
            0.0,
            -1.0,
            3290984.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.003,
                "maximum": 55.844,
                "mean": 52.967,
                "stddev": 1.12
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409186151322,
              29.686698782924317
            ],
            [
              -96.20409186151322,
              29.703926585333082
            ],
            [
              -96.18652575148688,
              29.703926585333082
            ],
            [
              -96.18652575148688,
              29.686698782924317
            ],
            [
              -96.20409186151322,
              29.686698782924317
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409186151322,
        29.686698782924317,
        -96.18652575148688,
        29.703926585333082
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:46.706170+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770556.0,
            0.0,
            -1.0,
            3289252.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.45,
                "maximum": 53.95,
                "mean": 50.877,
                "stddev": 1.11
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533931562365,
              29.686709635248572
            ],
            [
              -96.23533931562365,
              29.703915825264694
            ],
            [
              -96.21777846459518,
              29.703915825264694
            ],
            [
              -96.21777846459518,
              29.686709635248572
            ],
            [
              -96.23533931562365,
              29.686709635248572
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533931562365,
        29.686709635248572,
        -96.21777846459518,
        29.703915825264694
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:46.811160+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767531.0,
            0.0,
            -1.0,
            3289178.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 52.465,
                "maximum": 58.681,
                "mean": 55.61,
                "stddev": 1.163
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996231d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21971034770088,
              29.686705240938153
            ],
            [
              -96.21971034770088,
              29.70392202037974
            ],
            [
              -96.20215719232017,
              29.70392202037974
            ],
            [
              -96.20215719232017,
              29.686705240938153
            ],
            [
              -96.21971034770088,
              29.686705240938153
            ]
          ]
        ]
      },
      "bbox": [
        -96.21971034770088,
        29.686705240938153,
        -96.20215719232017,
        29.70392202037974
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:46.992988+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996231d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996231d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996231d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769044.0,
            0.0,
            -1.0,
            3289215.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.284,
                "maximum": 56.798,
                "mean": 52.842,
                "stddev": 1.252
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285281347405,
              29.733571948897715
            ],
            [
              -96.17285281347405,
              29.75080373267733
            ],
            [
              -96.15527309944537,
              29.75080373267733
            ],
            [
              -96.15527309944537,
              29.733571948897715
            ],
            [
              -96.17285281347405,
              29.733571948897715
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285281347405,
        29.733571948897715,
        -96.15527309944537,
        29.75080373267733
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.136205+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773453.0,
            0.0,
            -1.0,
            3294523.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 49.435,
                "maximum": 58.556,
                "mean": 55.685,
                "stddev": 1.53
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.188468174893,
              29.73357334413528
            ],
            [
              -96.188468174893,
              29.750803116551694
            ],
            [
              -96.17090117269721,
              29.750803116551694
            ],
            [
              -96.17090117269721,
              29.73357334413528
            ],
            [
              -96.188468174893,
              29.73357334413528
            ]
          ]
        ]
      },
      "bbox": [
        -96.188468174893,
        29.73357334413528,
        -96.17090117269721,
        29.750803116551694
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.253305+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771942.0,
            0.0,
            -1.0,
            3294486.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 54.07,
                "maximum": 61.745,
                "mean": 57.491,
                "stddev": 1.274
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284673750979,
              29.717950454288207
            ],
            [
              -96.17284673750979,
              29.735173090244256
            ],
            [
              -96.15527022766881,
              29.735173090244256
            ],
            [
              -96.15527022766881,
              29.717950454288207
            ],
            [
              -96.17284673750979,
              29.717950454288207
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284673750979,
        29.717950454288207,
        -96.15527022766881,
        29.735173090244256
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.311469+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773496.0,
            0.0,
            -1.0,
            3292790.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 48.533,
                "maximum": 57.92,
                "mean": 54.396,
                "stddev": 1.245
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847000254874,
              29.71795191098308
            ],
            [
              -96.18847000254874,
              29.735172535614097
            ],
            [
              -96.17090620111833,
              29.735172535614097
            ],
            [
              -96.17090620111833,
              29.71795191098308
            ],
            [
              -96.18847000254874,
              29.71795191098308
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847000254874,
        29.71795191098308,
        -96.17090620111833,
        29.735172535614097
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.408322+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            771984.0,
            0.0,
            -1.0,
            3292753.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.526,
                "maximum": 61.019,
                "mean": 55.254,
                "stddev": 0.876
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722728318605,
              29.733568705704254
            ],
            [
              -96.15722728318605,
              29.750802279817897
            ],
            [
              -96.13964518735771,
              29.750802279817897
            ],
            [
              -96.13964518735771,
              29.733568705704254
            ],
            [
              -96.15722728318605,
              29.733568705704254
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722728318605,
        29.733568705704254,
        -96.13964518735771,
        29.750802279817897
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.465449+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            774965.0,
            0.0,
            -1.0,
            3294560.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.433,
                "maximum": 58.342,
                "mean": 49.045,
                "stddev": 2.957
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160068717155,
              29.717942442122897
            ],
            [
              -96.14160068717155,
              29.735177668895414
            ],
            [
              -96.12401916478142,
              29.735177668895414
            ],
            [
              -96.12401916478142,
              29.717942442122897
            ],
            [
              -96.14160068717155,
              29.717942442122897
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160068717155,
        29.717942442122897,
        -96.12401916478142,
        29.735177668895414
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.521822+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776520.0,
            0.0,
            -1.0,
            3292865.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.817,
                "maximum": 47.324,
                "mean": 44.854,
                "stddev": 0.679
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722363190041,
              29.717947371584028
            ],
            [
              -96.15722363190041,
              29.73518081058025
            ],
            [
              -96.13964448766738,
              29.73518081058025
            ],
            [
              -96.13964448766738,
              29.717947371584028
            ],
            [
              -96.15722363190041,
              29.717947371584028
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722363190041,
        29.717947371584028,
        -96.13964448766738,
        29.73518081058025
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.625664+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775008.0,
            0.0,
            -1.0,
            3292828.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.717,
                "maximum": 55.993,
                "mean": 48.069,
                "stddev": 2.91
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160165806591,
              29.73357262816185
            ],
            [
              -96.14160165806591,
              29.75080799139616
            ],
            [
              -96.12401718038112,
              29.75080799139616
            ],
            [
              -96.12401718038112,
              29.73357262816185
            ],
            [
              -96.14160165806591,
              29.73357262816185
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160165806591,
        29.73357262816185,
        -96.12401718038112,
        29.75080799139616
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:47.791954+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776477.0,
            0.0,
            -1.0,
            3294598.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.022,
                "maximum": 48.917,
                "mean": 45.137,
                "stddev": 0.692
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17285103197531,
              29.702320135475055
            ],
            [
              -96.17285103197531,
              29.71955165018845
            ],
            [
              -96.15527721828433,
              29.71955165018845
            ],
            [
              -96.15527721828433,
              29.702320135475055
            ],
            [
              -96.17285103197531,
              29.702320135475055
            ]
          ]
        ]
      },
      "bbox": [
        -96.17285103197531,
        29.702320135475055,
        -96.15527721828433,
        29.71955165018845
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.046828+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773538.0,
            0.0,
            -1.0,
            3291058.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.786,
                "maximum": 55.489,
                "mean": 52.14,
                "stddev": 1.9
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847162168193,
              29.702330224693434
            ],
            [
              -96.18847162168193,
              29.71955093624614
            ],
            [
              -96.17090043881599,
              29.71955093624614
            ],
            [
              -96.17090043881599,
              29.702330224693434
            ],
            [
              -96.18847162168193,
              29.702330224693434
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847162168193,
        29.702330224693434,
        -96.17090043881599,
        29.71955093624614
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.213642+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772026.0,
            0.0,
            -1.0,
            3291021.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 51.432,
                "maximum": 56.086,
                "mean": 54.05,
                "stddev": 0.713
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847328345146,
              29.68669971274644
            ],
            [
              -96.18847328345146,
              29.703920290312062
            ],
            [
              -96.17090504695697,
              29.703920290312062
            ],
            [
              -96.17090504695697,
              29.68669971274644
            ],
            [
              -96.18847328345146,
              29.68669971274644
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847328345146,
        29.68669971274644,
        -96.17090504695697,
        29.703920290312062
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.283986+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772068.0,
            0.0,
            -1.0,
            3289288.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.957,
                "maximum": 53.579,
                "mean": 50.799,
                "stddev": 1.075
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15721977148245,
              29.702326005220158
            ],
            [
              -96.15721977148245,
              29.719550295239184
            ],
            [
              -96.1396438324183,
              29.719550295239184
            ],
            [
              -96.1396438324183,
              29.702326005220158
            ],
            [
              -96.15721977148245,
              29.702326005220158
            ]
          ]
        ]
      },
      "bbox": [
        -96.15721977148245,
        29.702326005220158,
        -96.1396438324183,
        29.719550295239184
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.428878+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775051.0,
            0.0,
            -1.0,
            3291095.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.814,
                "maximum": 53.947,
                "mean": 47.012,
                "stddev": 2.435
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284453985974,
              29.686698576263456
            ],
            [
              -96.17284453985974,
              29.70392995706075
            ],
            [
              -96.15527367138745,
              29.70392995706075
            ],
            [
              -96.15527367138745,
              29.686698576263456
            ],
            [
              -96.17284453985974,
              29.686698576263456
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284453985974,
        29.686698576263456,
        -96.15527367138745,
        29.70392995706075
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.566304+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773581.0,
            0.0,
            -1.0,
            3289326.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.028,
                "maximum": 52.405,
                "mean": 49.052,
                "stddev": 1.3
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14159924947896,
              29.702321237410043
            ],
            [
              -96.14159924947896,
              29.719556327811333
            ],
            [
              -96.12402067842763,
              29.719556327811333
            ],
            [
              -96.12402067842763,
              29.702321237410043
            ],
            [
              -96.14159924947896,
              29.702321237410043
            ]
          ]
        ]
      },
      "bbox": [
        -96.14159924947896,
        29.702321237410043,
        -96.12402067842763,
        29.719556327811333
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.787765+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776563.0,
            0.0,
            -1.0,
            3291133.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.25,
                "maximum": 46.654,
                "mean": 44.215,
                "stddev": 0.778
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1415978560919,
              29.686690986837107
            ],
            [
              -96.1415978560919,
              29.703925940741648
            ],
            [
              -96.12402223590902,
              29.703925940741648
            ],
            [
              -96.12402223590902,
              29.686690986837107
            ],
            [
              -96.1415978560919,
              29.686690986837107
            ]
          ]
        ]
      },
      "bbox": [
        -96.1415978560919,
        29.686690986837107,
        -96.12402223590902,
        29.703925940741648
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.845769+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776606.0,
            0.0,
            -1.0,
            3289400.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.11,
                "maximum": 47.229,
                "mean": 43.767,
                "stddev": 0.833
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996232d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722627915073,
              29.686695815882167
            ],
            [
              -96.15722627915073,
              29.703928983304262
            ],
            [
              -96.1396530347449,
              29.703928983304262
            ],
            [
              -96.1396530347449,
              29.686695815882167
            ],
            [
              -96.15722627915073,
              29.686695815882167
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722627915073,
        29.686695815882167,
        -96.1396530347449,
        29.703928983304262
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:48.934273+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996232d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996232d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996232d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775093.0,
            0.0,
            -1.0,
            3289363.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.537,
                "maximum": 51.819,
                "mean": 47.812,
                "stddev": 1.908
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996233a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.25096020890975,
              29.671081440846958
            ],
            [
              -96.25096020890975,
              29.688294506254678
            ],
            [
              -96.23341475236045,
              29.688294506254678
            ],
            [
              -96.23341475236045,
              29.671081440846958
            ],
            [
              -96.25096020890975,
              29.671081440846958
            ]
          ]
        ]
      },
      "bbox": [
        -96.25096020890975,
        29.671081440846958,
        -96.23341475236045,
        29.688294506254678
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.047729+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996233a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996233a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996233a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            766060.0,
            0.0,
            -1.0,
            3287410.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.121,
                "maximum": 57.452,
                "mean": 54.356,
                "stddev": 1.443
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996233a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.23533350629606,
              29.671078615719225
            ],
            [
              -96.23533350629606,
              29.688293689910665
            ],
            [
              -96.2177753449189,
              29.688293689910665
            ],
            [
              -96.2177753449189,
              29.671078615719225
            ],
            [
              -96.23533350629606,
              29.671078615719225
            ]
          ]
        ]
      },
      "bbox": [
        -96.23533350629606,
        29.671078615719225,
        -96.2177753449189,
        29.688293689910665
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.163176+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996233a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996233a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996233a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            767573.0,
            0.0,
            -1.0,
            3287446.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.153,
                "maximum": 56.37,
                "mean": 52.819,
                "stddev": 1.152
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996233b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.21970671207893,
              29.67108339284193
            ],
            [
              -96.21970671207893,
              29.688291026591934
            ],
            [
              -96.20215674350298,
              29.688291026591934
            ],
            [
              -96.20215674350298,
              29.67108339284193
            ],
            [
              -96.21970671207893,
              29.67108339284193
            ]
          ]
        ]
      },
      "bbox": [
        -96.21970671207893,
        29.67108339284193,
        -96.20215674350298,
        29.688291026591934
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.290392+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996233b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996233b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996233b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1869,
            1655
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769086.0,
            0.0,
            -1.0,
            3287482.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 45.887,
                "maximum": 53.376,
                "mean": 50.482,
                "stddev": 0.925
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18846416361892,
              29.671077961881014
            ],
            [
              -96.18846416361892,
              29.68829840672818
            ],
            [
              -96.17089886802192,
              29.68829840672818
            ],
            [
              -96.17089886802192,
              29.671077961881014
            ],
            [
              -96.18846416361892,
              29.671077961881014
            ]
          ]
        ]
      },
      "bbox": [
        -96.18846416361892,
        29.671077961881014,
        -96.17089886802192,
        29.68829840672818
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.448523+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772111.0,
            0.0,
            -1.0,
            3287556.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.636,
                "maximum": 50.882,
                "mean": 48.517,
                "stddev": 1.027
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996233b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20409064470863,
              29.67107709314035
            ],
            [
              -96.20409064470863,
              29.68829574865892
            ],
            [
              -96.18652772659122,
              29.68829574865892
            ],
            [
              -96.18652772659122,
              29.67107709314035
            ],
            [
              -96.20409064470863,
              29.67107709314035
            ]
          ]
        ]
      },
      "bbox": [
        -96.20409064470863,
        29.67107709314035,
        -96.18652772659122,
        29.68829574865892
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.594027+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996233b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996233b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996233b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770598.0,
            0.0,
            -1.0,
            3287519.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.61,
                "maximum": 52.284,
                "mean": 49.203,
                "stddev": 1.135
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284816245665,
              29.67107720652386
            ],
            [
              -96.17284816245665,
              29.68829943820142
            ],
            [
              -96.15528049259015,
              29.68829943820142
            ],
            [
              -96.15528049259015,
              29.67107720652386
            ],
            [
              -96.17284816245665,
              29.67107720652386
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284816245665,
        29.67107720652386,
        -96.15528049259015,
        29.68829943820142
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.739382+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773623.0,
            0.0,
            -1.0,
            3287593.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.063,
                "maximum": 50.44,
                "mean": 46.816,
                "stddev": 0.716
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18846540978372,
              29.655447385135247
            ],
            [
              -96.18846540978372,
              29.672676710110174
            ],
            [
              -96.17090280363037,
              29.672676710110174
            ],
            [
              -96.17090280363037,
              29.655447385135247
            ],
            [
              -96.18846540978372,
              29.655447385135247
            ]
          ]
        ]
      },
      "bbox": [
        -96.18846540978372,
        29.655447385135247,
        -96.17090280363037,
        29.672676710110174
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.823005+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772153.0,
            0.0,
            -1.0,
            3285824.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.937,
                "maximum": 49.075,
                "mean": 46.306,
                "stddev": 0.86
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284150677115,
              29.655446568868772
            ],
            [
              -96.17284150677115,
              29.67267768049471
            ],
            [
              -96.15527652538051,
              29.67267768049471
            ],
            [
              -96.15527652538051,
              29.655446568868772
            ],
            [
              -96.17284150677115,
              29.655446568868772
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284150677115,
        29.655446568868772,
        -96.15527652538051,
        29.67267768049471
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:49.972720+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773666.0,
            0.0,
            -1.0,
            3285861.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 40.334,
                "maximum": 47.733,
                "mean": 45.026,
                "stddev": 1.09
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722199890124,
              29.671074384947925
            ],
            [
              -96.15722199890124,
              29.688298403315375
            ],
            [
              -96.13965195492064,
              29.688298403315375
            ],
            [
              -96.13965195492064,
              29.671074384947925
            ],
            [
              -96.15722199890124,
              29.671074384947925
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722199890124,
        29.671074384947925,
        -96.13965195492064,
        29.688298403315375
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:50.138401+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775136.0,
            0.0,
            -1.0,
            3287630.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.764,
                "maximum": 48.625,
                "mean": 45.837,
                "stddev": 0.832
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722808335238,
              29.65544390801575
            ],
            [
              -96.15722808335238,
              29.672677026593245
            ],
            [
              -96.1396504083268,
              29.672677026593245
            ],
            [
              -96.1396504083268,
              29.65544390801575
            ],
            [
              -96.15722808335238,
              29.65544390801575
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722808335238,
        29.65544390801575,
        -96.1396504083268,
        29.672677026593245
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:50.196991+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775178.0,
            0.0,
            -1.0,
            3285898.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.148,
                "maximum": 47.186,
                "mean": 44.68,
                "stddev": 0.568
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160631789348,
              29.671069717662295
            ],
            [
              -96.14160631789348,
              29.688304758104454
            ],
            [
              -96.12402332309392,
              29.688304758104454
            ],
            [
              -96.12402332309392,
              29.671069717662295
            ],
            [
              -96.14160631789348,
              29.671069717662295
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160631789348,
        29.671069717662295,
        -96.12402332309392,
        29.688304758104454
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:50.320402+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776648.0,
            0.0,
            -1.0,
            3287668.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.17,
                "maximum": 48.091,
                "mean": 44.548,
                "stddev": 1.091
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1416042457222,
              29.655448416289268
            ],
            [
              -96.1416042457222,
              29.672683320201603
            ],
            [
              -96.1240241972282,
              29.672683320201603
            ],
            [
              -96.1240241972282,
              29.655448416289268
            ],
            [
              -96.1416042457222,
              29.655448416289268
            ]
          ]
        ]
      },
      "bbox": [
        -96.1416042457222,
        29.655448416289268,
        -96.1240241972282,
        29.672683320201603
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:50.656811+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776691.0,
            0.0,
            -1.0,
            3285936.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.026,
                "maximum": 46.849,
                "mean": 44.454,
                "stddev": 0.919
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284770393691,
              29.62420344618568
            ],
            [
              -96.17284770393691,
              29.64142549480055
            ],
            [
              -96.15527853562001,
              29.64142549480055
            ],
            [
              -96.15527853562001,
              29.62420344618568
            ],
            [
              -96.17284770393691,
              29.62420344618568
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284770393691,
        29.62420344618568,
        -96.15527853562001,
        29.64142549480055
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:50.877484+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773750.0,
            0.0,
            -1.0,
            3282396.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.833,
                "maximum": 45.653,
                "mean": 42.812,
                "stddev": 0.912
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17284471040483,
              29.639824912927477
            ],
            [
              -96.17284471040483,
              29.657047096833477
            ],
            [
              -96.15527260273322,
              29.657047096833477
            ],
            [
              -96.15527260273322,
              29.639824912927477
            ],
            [
              -96.17284471040483,
              29.639824912927477
            ]
          ]
        ]
      },
      "bbox": [
        -96.17284471040483,
        29.639824912927477,
        -96.15527260273322,
        29.657047096833477
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:51.029283+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773708.0,
            0.0,
            -1.0,
            3284128.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.754,
                "maximum": 46.537,
                "mean": 44.114,
                "stddev": 0.681
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722338352835,
              29.63982241267607
            ],
            [
              -96.15722338352835,
              29.657055395942365
            ],
            [
              -96.1396486506493,
              29.657055395942365
            ],
            [
              -96.1396486506493,
              29.63982241267607
            ],
            [
              -96.15722338352835,
              29.63982241267607
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722338352835,
        29.63982241267607,
        -96.1396486506493,
        29.657055395942365
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:51.102292+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775221.0,
            0.0,
            -1.0,
            3284166.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.473,
                "maximum": 46.023,
                "mean": 43.077,
                "stddev": 1.011
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1572184748892,
              29.624200885166413
            ],
            [
              -96.1572184748892,
              29.64142471915524
            ],
            [
              -96.13964693692793,
              29.64142471915524
            ],
            [
              -96.13964693692793,
              29.624200885166413
            ],
            [
              -96.1572184748892,
              29.624200885166413
            ]
          ]
        ]
      },
      "bbox": [
        -96.1572184748892,
        29.624200885166413,
        -96.13964693692793,
        29.64142471915524
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:51.211166+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775264.0,
            0.0,
            -1.0,
            3282433.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.312,
                "maximum": 43.851,
                "mean": 41.831,
                "stddev": 0.837
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160221756534,
              29.63981806903669
            ],
            [
              -96.14160221756534,
              29.65705283629352
            ],
            [
              -96.12402511490677,
              29.65705283629352
            ],
            [
              -96.12402511490677,
              29.63981806903669
            ],
            [
              -96.14160221756534,
              29.63981806903669
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160221756534,
        29.63981806903669,
        -96.12402511490677,
        29.65705283629352
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:51.310965+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776734.0,
            0.0,
            -1.0,
            3284203.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.831,
                "maximum": 44.557,
                "mean": 42.652,
                "stddev": 0.626
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996234d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14159972374075,
              29.624196703290337
            ],
            [
              -96.14159972374075,
              29.641431333982
            ],
            [
              -96.12402556297377,
              29.641431333982
            ],
            [
              -96.12402556297377,
              29.624196703290337
            ],
            [
              -96.14159972374075,
              29.624196703290337
            ]
          ]
        ]
      },
      "bbox": [
        -96.14159972374075,
        29.624196703290337,
        -96.12402556297377,
        29.641431333982
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:51.443208+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996234d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996234d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996234d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776777.0,
            0.0,
            -1.0,
            3282471.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.318,
                "maximum": 43.77,
                "mean": 41.252,
                "stddev": 0.981
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12597644969266,
              29.73356568904807
            ],
            [
              -96.12597644969266,
              29.750802839973776
            ],
            [
              -96.10838959358225,
              29.750802839973776
            ],
            [
              -96.10838959358225,
              29.73356568904807
            ],
            [
              -96.12597644969266,
              29.73356568904807
            ]
          ]
        ]
      },
      "bbox": [
        -96.12597644969266,
        29.73356568904807,
        -96.10838959358225,
        29.750802839973776
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:51.637350+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            777989.0,
            0.0,
            -1.0,
            3294635.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.196,
                "maximum": 47.756,
                "mean": 45.19,
                "stddev": 0.397
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1103614742406,
              29.733565915414044
            ],
            [
              -96.1103614742406,
              29.750805078625877
            ],
            [
              -96.09276191200384,
              29.750805078625877
            ],
            [
              -96.09276191200384,
              29.733565915414044
            ],
            [
              -96.1103614742406,
              29.733565915414044
            ]
          ]
        ]
      },
      "bbox": [
        -96.1103614742406,
        29.733565915414044,
        -96.09276191200384,
        29.750805078625877
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:51.996937+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779500.0,
            0.0,
            -1.0,
            3294673.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.707,
                "maximum": 47.264,
                "mean": 45.305,
                "stddev": 0.326
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12597764777784,
              29.717944679409342
            ],
            [
              -96.12597764777784,
              29.735181692745343
            ],
            [
              -96.10839374717372,
              29.735181692745343
            ],
            [
              -96.10839374717372,
              29.717944679409342
            ],
            [
              -96.12597764777784,
              29.717944679409342
            ]
          ]
        ]
      },
      "bbox": [
        -96.12597764777784,
        29.717944679409342,
        -96.10839374717372,
        29.735181692745343
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:52.134744+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778032.0,
            0.0,
            -1.0,
            3292903.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.026,
                "maximum": 46.912,
                "mean": 44.329,
                "stddev": 1.184
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911135668868,
              29.733560824033006
            ],
            [
              -96.07911135668868,
              29.750812571853636
            ],
            [
              -96.06150677973916,
              29.750812571853636
            ],
            [
              -96.06150677973916,
              29.733560824033006
            ],
            [
              -96.07911135668868,
              29.733560824033006
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911135668868,
        29.733560824033006,
        -96.06150677973916,
        29.750812571853636
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:52.201231+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782524.0,
            0.0,
            -1.0,
            3294750.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.635,
                "maximum": 46.23,
                "mean": 44.26,
                "stddev": 0.68
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035476937471,
              29.717945069767463
            ],
            [
              -96.11035476937471,
              29.73518386834623
            ],
            [
              -96.09276849224219,
              29.73518386834623
            ],
            [
              -96.09276849224219,
              29.717945069767463
            ],
            [
              -96.11035476937471,
              29.717945069767463
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035476937471,
        29.717945069767463,
        -96.09276849224219,
        29.73518386834623
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:52.296413+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779544.0,
            0.0,
            -1.0,
            3292941.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.94,
                "maximum": 45.59,
                "mean": 43.586,
                "stddev": 1.451
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473633349347,
              29.73356429372941
            ],
            [
              -96.09473633349347,
              29.75081425662159
            ],
            [
              -96.07713413290446,
              29.75081425662159
            ],
            [
              -96.07713413290446,
              29.73356429372941
            ],
            [
              -96.09473633349347,
              29.73356429372941
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473633349347,
        29.73356429372941,
        -96.07713413290446,
        29.75081425662159
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:52.412784+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781012.0,
            0.0,
            -1.0,
            3294712.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.282,
                "maximum": 47.264,
                "mean": 44.944,
                "stddev": 0.283
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473205341308,
              29.717943385138376
            ],
            [
              -96.09473205341308,
              29.735184195735645
            ],
            [
              -96.07713307401148,
              29.735184195735645
            ],
            [
              -96.07713307401148,
              29.717943385138376
            ],
            [
              -96.09473205341308,
              29.717943385138376
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473205341308,
        29.717943385138376,
        -96.07713307401148,
        29.735184195735645
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:52.654202+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781056.0,
            0.0,
            -1.0,
            3292979.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.7,
                "maximum": 46.004,
                "mean": 43.464,
                "stddev": 1.524
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1259788897566,
              29.702314624042085
            ],
            [
              -96.1259788897566,
              29.71956051325813
            ],
            [
              -96.108397685612,
              29.71956051325813
            ],
            [
              -96.108397685612,
              29.702314624042085
            ],
            [
              -96.1259788897566,
              29.702314624042085
            ]
          ]
        ]
      },
      "bbox": [
        -96.1259788897566,
        29.702314624042085,
        -96.108397685612,
        29.71956051325813
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:52.846930+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1656
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778075.0,
            0.0,
            -1.0,
            3291171.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.558,
                "maximum": 46.24,
                "mean": 40.864,
                "stddev": 4.54
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07910950134375,
              29.717940080536714
            ],
            [
              -96.07910950134375,
              29.73519168815131
            ],
            [
              -96.06150788600104,
              29.73519168815131
            ],
            [
              -96.06150788600104,
              29.717940080536714
            ],
            [
              -96.07910950134375,
              29.717940080536714
            ]
          ]
        ]
      },
      "bbox": [
        -96.07910950134375,
        29.717940080536714,
        -96.06150788600104,
        29.73519168815131
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:52.975207+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782568.0,
            0.0,
            -1.0,
            3293018.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.728,
                "maximum": 45.536,
                "mean": 42.668,
                "stddev": 1.739
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12597966186472,
              29.686693324468326
            ],
            [
              -96.12597966186472,
              29.703930287910033
            ],
            [
              -96.10839134286078,
              29.703930287910033
            ],
            [
              -96.10839134286078,
              29.686693324468326
            ],
            [
              -96.12597966186472,
              29.686693324468326
            ]
          ]
        ]
      },
      "bbox": [
        -96.12597966186472,
        29.686693324468326,
        -96.10839134286078,
        29.703930287910033
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.075245+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778118.0,
            0.0,
            -1.0,
            3289438.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.75,
                "maximum": 45.567,
                "mean": 38.836,
                "stddev": 5.915
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036162853016,
              29.686693815057385
            ],
            [
              -96.11036162853016,
              29.703932789150894
            ],
            [
              -96.09276061267465,
              29.703932789150894
            ],
            [
              -96.09276061267465,
              29.686693815057385
            ],
            [
              -96.11036162853016,
              29.686693815057385
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036162853016,
        29.686693815057385,
        -96.09276061267465,
        29.703932789150894
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.151998+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779630.0,
            0.0,
            -1.0,
            3289476.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.064,
                "maximum": 33.573,
                "mean": 30.029,
                "stddev": 0.18
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035843553694,
              29.702314951747397
            ],
            [
              -96.11035843553694,
              29.719562851616494
            ],
            [
              -96.09276452945059,
              29.719562851616494
            ],
            [
              -96.09276452945059,
              29.702314951747397
            ],
            [
              -96.11035843553694,
              29.702314951747397
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035843553694,
        29.702314951747397,
        -96.09276452945059,
        29.719562851616494
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.330824+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779587.0,
            0.0,
            -1.0,
            3291209.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.569,
                "maximum": 43.722,
                "mean": 34.313,
                "stddev": 5.134
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07910769156402,
              29.702310291907978
            ],
            [
              -96.07910769156402,
              29.719561759187968
            ],
            [
              -96.06150903735931,
              29.719561759187968
            ],
            [
              -96.06150903735931,
              29.702310291907978
            ],
            [
              -96.07910769156402,
              29.702310291907978
            ]
          ]
        ]
      },
      "bbox": [
        -96.07910769156402,
        29.702310291907978,
        -96.06150903735931,
        29.719561759187968
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.418208+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782612.0,
            0.0,
            -1.0,
            3291285.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.767,
                "maximum": 43.941,
                "mean": 35.244,
                "stddev": 4.906
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473814370877,
              29.7023136592761
            ],
            [
              -96.09473814370877,
              29.719563342923912
            ],
            [
              -96.07714186348193,
              29.719563342923912
            ],
            [
              -96.07714186348193,
              29.7023136592761
            ],
            [
              -96.09473814370877,
              29.7023136592761
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473814370877,
        29.7023136592761,
        -96.07714186348193,
        29.719563342923912
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.528662+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781099.0,
            0.0,
            -1.0,
            3291247.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.851,
                "maximum": 45.578,
                "mean": 35.659,
                "stddev": 4.841
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473343483228,
              29.686692686522896
            ],
            [
              -96.09473343483228,
              29.70393321779786
            ],
            [
              -96.0771403710318,
              29.70393321779786
            ],
            [
              -96.0771403710318,
              29.686692686522896
            ],
            [
              -96.09473343483228,
              29.686692686522896
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473343483228,
        29.686692686522896,
        -96.0771403710318,
        29.70393321779786
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.586775+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781143.0,
            0.0,
            -1.0,
            3289514.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.259,
                "maximum": 32.04,
                "mean": 30.384,
                "stddev": 0.306
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996241d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911572777374,
              29.686689484360333
            ],
            [
              -96.07911572777374,
              29.703941039321098
            ],
            [
              -96.06150970818403,
              29.703941039321098
            ],
            [
              -96.06150970818403,
              29.686689484360333
            ],
            [
              -96.07911572777374,
              29.686689484360333
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911572777374,
        29.686689484360333,
        -96.06150970818403,
        29.703941039321098
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.644556+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996241d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996241d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996241d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782655.0,
            0.0,
            -1.0,
            3289553.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.426,
                "maximum": 32.882,
                "mean": 31.053,
                "stddev": 0.21
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0478719636371,
              29.73355735357617
            ],
            [
              -96.0478719636371,
              29.750812898081197
            ],
            [
              -96.03025231022082,
              29.750812898081197
            ],
            [
              -96.03025231022082,
              29.73355735357617
            ],
            [
              -96.0478719636371,
              29.73355735357617
            ]
          ]
        ]
      },
      "bbox": [
        -96.0478719636371,
        29.73355735357617,
        -96.03025231022082,
        29.750812898081197
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.737205+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785547.0,
            0.0,
            -1.0,
            3294827.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 24.913,
                "maximum": 46.393,
                "mean": 35.544,
                "stddev": 5.093
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0634862825323,
              29.733564519304764
            ],
            [
              -96.0634862825323,
              29.750818050841705
            ],
            [
              -96.0458793291623,
              29.750818050841705
            ],
            [
              -96.0458793291623,
              29.733564519304764
            ],
            [
              -96.0634862825323,
              29.733564519304764
            ]
          ]
        ]
      },
      "bbox": [
        -96.0634862825323,
        29.733564519304764,
        -96.0458793291623,
        29.750818050841705
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.796069+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784036.0,
            0.0,
            -1.0,
            3294789.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 33.581,
                "maximum": 47.277,
                "mean": 42.755,
                "stddev": 2.634
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786463070984,
              29.717936943771686
            ],
            [
              -96.04786463070984,
              29.73519211491265
            ],
            [
              -96.03025826987336,
              29.73519211491265
            ],
            [
              -96.03025826987336,
              29.717936943771686
            ],
            [
              -96.04786463070984,
              29.717936943771686
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786463070984,
        29.717936943771686,
        -96.03025826987336,
        29.73519211491265
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:53.936883+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785592.0,
            0.0,
            -1.0,
            3293095.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 24.595,
                "maximum": 38.767,
                "mean": 33.061,
                "stddev": 2.975
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348711461749,
              29.717934929123107
            ],
            [
              -96.06348711461749,
              29.735188319106673
            ],
            [
              -96.04588312655788,
              29.735188319106673
            ],
            [
              -96.04588312655788,
              29.717934929123107
            ],
            [
              -96.06348711461749,
              29.717934929123107
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348711461749,
        29.717934929123107,
        -96.04588312655788,
        29.735188319106673
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:54.140845+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784080.0,
            0.0,
            -1.0,
            3293056.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.657,
                "maximum": 46.673,
                "mean": 37.674,
                "stddev": 4.576
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224722028742,
              29.733557352639874
            ],
            [
              -96.03224722028742,
              29.750814679434036
            ],
            [
              -96.01462519397712,
              29.750814679434036
            ],
            [
              -96.01462519397712,
              29.733557352639874
            ],
            [
              -96.03224722028742,
              29.733557352639874
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224722028742,
        29.733557352639874,
        -96.01462519397712,
        29.750814679434036
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:54.267106+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787059.0,
            0.0,
            -1.0,
            3294866.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 25.125,
                "maximum": 37.965,
                "mean": 34.498,
                "stddev": 1.692
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224257762612,
              29.71792786575577
            ],
            [
              -96.03224257762612,
              29.735194062407736
            ],
            [
              -96.01462325348722,
              29.735194062407736
            ],
            [
              -96.01462325348722,
              29.71792786575577
            ],
            [
              -96.03224257762612,
              29.71792786575577
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224257762612,
        29.71792786575577,
        -96.01462325348722,
        29.735194062407736
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:54.600749+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787104.0,
            0.0,
            -1.0,
            3293134.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 24.068,
                "maximum": 45.731,
                "mean": 34.133,
                "stddev": 2.085
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662264389216,
              29.733555503594705
            ],
            [
              -96.01662264389216,
              29.75082362402311
            ],
            [
              -95.99899797769004,
              29.75082362402311
            ],
            [
              -95.99899797769004,
              29.733555503594705
            ],
            [
              -96.01662264389216,
              29.733555503594705
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662264389216,
        29.733555503594705,
        -95.99899797769004,
        29.75082362402311
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:54.764877+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788571.0,
            0.0,
            -1.0,
            3294906.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.546,
                "maximum": 37.868,
                "mean": 34.737,
                "stddev": 0.594
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348746659992,
              29.70231431986033
            ],
            [
              -96.06348746659992,
              29.719567568384708
            ],
            [
              -96.0458864398835,
              29.719567568384708
            ],
            [
              -96.0458864398835,
              29.70231431986033
            ],
            [
              -96.06348746659992,
              29.70231431986033
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348746659992,
        29.70231431986033,
        -96.0458864398835,
        29.719567568384708
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:54.896525+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784124.0,
            0.0,
            -1.0,
            3291324.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.939,
                "maximum": 43.659,
                "mean": 32.813,
                "stddev": 1.388
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662042747097,
              29.717926185378644
            ],
            [
              -96.01662042747097,
              29.735194161630567
            ],
            [
              -95.99899873268642,
              29.735194161630567
            ],
            [
              -95.99899873268642,
              29.717926185378644
            ],
            [
              -96.01662042747097,
              29.717926185378644
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662042747097,
        29.717926185378644,
        -95.99899873268642,
        29.735194161630567
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.028388+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788616.0,
            0.0,
            -1.0,
            3293173.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 23.888,
                "maximum": 48.825,
                "mean": 33.841,
                "stddev": 2.029
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786766939648,
              29.702307257448794
            ],
            [
              -96.04786766939648,
              29.719562517425334
            ],
            [
              -96.03025394821373,
              29.719562517425334
            ],
            [
              -96.03025394821373,
              29.702307257448794
            ],
            [
              -96.04786766939648,
              29.702307257448794
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786766939648,
        29.702307257448794,
        -96.03025394821373,
        29.719562517425334
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.144471+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785636.0,
            0.0,
            -1.0,
            3291362.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 24.515,
                "maximum": 35.969,
                "mean": 33.596,
                "stddev": 1.271
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0634878635394,
              29.68668443527194
            ],
            [
              -96.0634878635394,
              29.703937772522828
            ],
            [
              -96.04587947375916,
              29.703937772522828
            ],
            [
              -96.04587947375916,
              29.68668443527194
            ],
            [
              -96.0634878635394,
              29.68668443527194
            ]
          ]
        ]
      },
      "bbox": [
        -96.0634878635394,
        29.68668443527194,
        -96.04587947375916,
        29.703937772522828
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.317995+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784168.0,
            0.0,
            -1.0,
            3289591.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.288,
                "maximum": 33.979,
                "mean": 31.672,
                "stddev": 0.428
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0478702249154,
              29.686686783706545
            ],
            [
              -96.0478702249154,
              29.70394190086122
            ],
            [
              -96.03025946640825,
              29.70394190086122
            ],
            [
              -96.03025946640825,
              29.686686783706545
            ],
            [
              -96.0478702249154,
              29.686686783706545
            ]
          ]
        ]
      },
      "bbox": [
        -96.0478702249154,
        29.686686783706545,
        -96.03025946640825,
        29.70394190086122
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.441322+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785680.0,
            0.0,
            -1.0,
            3289630.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 22.308,
                "maximum": 35.022,
                "mean": 32.113,
                "stddev": 2.399
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224777518216,
              29.70230759261757
            ],
            [
              -96.03224777518216,
              29.71956463241068
            ],
            [
              -96.01463168501047,
              29.71956463241068
            ],
            [
              -96.01463168501047,
              29.70230759261757
            ],
            [
              -96.03224777518216,
              29.70230759261757
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224777518216,
        29.70230759261757,
        -96.01463168501047,
        29.71956463241068
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.536630+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787148.0,
            0.0,
            -1.0,
            3291401.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 23.24,
                "maximum": 41.02,
                "mean": 30.761,
                "stddev": 4.564
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01661772424458,
              29.702305847920652
            ],
            [
              -96.01661772424458,
              29.71957368009174
            ],
            [
              -95.99899899690362,
              29.71957368009174
            ],
            [
              -95.99899899690362,
              29.702305847920652
            ],
            [
              -96.01661772424458,
              29.702305847920652
            ]
          ]
        ]
      },
      "bbox": [
        -96.01661772424458,
        29.702305847920652,
        -95.99899899690362,
        29.71957368009174
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.634396+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788661.0,
            0.0,
            -1.0,
            3291441.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 23.24,
                "maximum": 43.978,
                "mean": 30.057,
                "stddev": 4.485
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0322426945531,
              29.68667804197633
            ],
            [
              -96.0322426945531,
              29.703943951633885
            ],
            [
              -96.01462930245164,
              29.703943951633885
            ],
            [
              -96.01462930245164,
              29.68667804197633
            ],
            [
              -96.0322426945531,
              29.68667804197633
            ]
          ]
        ]
      },
      "bbox": [
        -96.0322426945531,
        29.68667804197633,
        -96.01462930245164,
        29.703943951633885
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.760512+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787193.0,
            0.0,
            -1.0,
            3289669.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 22.529,
                "maximum": 37.381,
                "mean": 31.548,
                "stddev": 3.126
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996242d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662538962202,
              29.68667646606084
            ],
            [
              -96.01662538962202,
              29.703944386813685
            ],
            [
              -95.99899930728023,
              29.703944386813685
            ],
            [
              -95.99899930728023,
              29.68667646606084
            ],
            [
              -96.01662538962202,
              29.68667646606084
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662538962202,
        29.68667646606084,
        -95.99899930728023,
        29.703944386813685
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:55.908694+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996242d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996242d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996242d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788705.0,
            0.0,
            -1.0,
            3289708.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 23.057,
                "maximum": 36.872,
                "mean": 31.566,
                "stddev": 2.919
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598022116399,
              29.671072218235206
            ],
            [
              -96.12598022116399,
              29.688309043928204
            ],
            [
              -96.10839485262731,
              29.688309043928204
            ],
            [
              -96.10839485262731,
              29.671072218235206
            ],
            [
              -96.12598022116399,
              29.671072218235206
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598022116399,
        29.671072218235206,
        -96.10839485262731,
        29.688309043928204
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.049838+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778161.0,
            0.0,
            -1.0,
            3287706.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.038,
                "maximum": 46.145,
                "mean": 42.372,
                "stddev": 2.087
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035454346315,
              29.67106385952256
            ],
            [
              -96.11035454346315,
              29.688311482549537
            ],
            [
              -96.0927665449727,
              29.688311482549537
            ],
            [
              -96.0927665449727,
              29.67106385952256
            ],
            [
              -96.11035454346315,
              29.67106385952256
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035454346315,
        29.67106385952256,
        -96.0927665449727,
        29.688311482549537
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.174844+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779674.0,
            0.0,
            -1.0,
            3287744.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.996,
                "maximum": 43.781,
                "mean": 34.084,
                "stddev": 5.62
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035730853368,
              29.65544265872713
            ],
            [
              -96.11035730853368,
              29.67268135568554
            ],
            [
              -96.09276219871522,
              29.67268135568554
            ],
            [
              -96.09276219871522,
              29.65544265872713
            ],
            [
              -96.11035730853368,
              29.65544265872713
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035730853368,
        29.65544265872713,
        -96.09276219871522,
        29.67268135568554
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.272092+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779717.0,
            0.0,
            -1.0,
            3286011.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.501,
                "maximum": 44.832,
                "mean": 37.138,
                "stddev": 4.821
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1259808240659,
              29.655442066254178
            ],
            [
              -96.1259808240659,
              29.672678754072432
            ],
            [
              -96.10839840552612,
              29.672678754072432
            ],
            [
              -96.10839840552612,
              29.655442066254178
            ],
            [
              -96.1259808240659,
              29.655442066254178
            ]
          ]
        ]
      },
      "bbox": [
        -96.1259808240659,
        29.655442066254178,
        -96.10839840552612,
        29.672678754072432
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.393801+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778204.0,
            0.0,
            -1.0,
            3285973.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 32.447,
                "maximum": 46.32,
                "mean": 42.952,
                "stddev": 1.247
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09472877183136,
              29.67106266849685
            ],
            [
              -96.09472877183136,
              29.688312074006006
            ],
            [
              -96.07713840158195,
              29.688312074006006
            ],
            [
              -96.07713840158195,
              29.67106266849685
            ],
            [
              -96.09472877183136,
              29.67106266849685
            ]
          ]
        ]
      },
      "bbox": [
        -96.09472877183136,
        29.67106266849685,
        -96.07713840158195,
        29.688312074006006
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.500216+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781187.0,
            0.0,
            -1.0,
            3287782.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.87,
                "maximum": 31.112,
                "mean": 30.03,
                "stddev": 0.264
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0791134851923,
              29.6710596316675
            ],
            [
              -96.0791134851923,
              29.68831104614979
            ],
            [
              -96.06151042390682,
              29.68831104614979
            ],
            [
              -96.06151042390682,
              29.6710596316675
            ],
            [
              -96.0791134851923,
              29.6710596316675
            ]
          ]
        ]
      },
      "bbox": [
        -96.0791134851923,
        29.6710596316675,
        -96.06151042390682,
        29.68831104614979
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.635510+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782699.0,
            0.0,
            -1.0,
            3287820.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.709,
                "maximum": 32.811,
                "mean": 31.031,
                "stddev": 0.453
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0791107665024,
              29.655438760128042
            ],
            [
              -96.0791107665024,
              29.672690034224875
            ],
            [
              -96.06151065956259,
              29.672690034224875
            ],
            [
              -96.06151065956259,
              29.655438760128042
            ],
            [
              -96.0791107665024,
              29.655438760128042
            ]
          ]
        ]
      },
      "bbox": [
        -96.0791107665024,
        29.655438760128042,
        -96.06151065956259,
        29.672690034224875
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.782095+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782743.0,
            0.0,
            -1.0,
            3286088.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 25.261,
                "maximum": 32.542,
                "mean": 30.368,
                "stddev": 0.507
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0947339555292,
              29.655441631749138
            ],
            [
              -96.0947339555292,
              29.672682111295465
            ],
            [
              -96.07713647743996,
              29.672682111295465
            ],
            [
              -96.07713647743996,
              29.655441631749138
            ],
            [
              -96.0947339555292,
              29.655441631749138
            ]
          ]
        ]
      },
      "bbox": [
        -96.0947339555292,
        29.655441631749138,
        -96.07713647743996,
        29.672682111295465
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.839669+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781230.0,
            0.0,
            -1.0,
            3286049.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.174,
                "maximum": 40.178,
                "mean": 30.113,
                "stddev": 0.68
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036011660097,
              29.63981263885816
            ],
            [
              -96.11036011660097,
              29.65706021013648
            ],
            [
              -96.09276769879949,
              29.65706021013648
            ],
            [
              -96.09276769879949,
              29.63981263885816
            ],
            [
              -96.11036011660097,
              29.63981263885816
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036011660097,
        29.63981263885816,
        -96.09276769879949,
        29.65706021013648
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:56.897087+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779760.0,
            0.0,
            -1.0,
            3284279.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 29.669,
                "maximum": 43.425,
                "mean": 40.582,
                "stddev": 2.23
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598095778118,
              29.63982067049669
            ],
            [
              -96.12598095778118,
              29.657057445654964
            ],
            [
              -96.10839116556198,
              29.657057445654964
            ],
            [
              -96.10839116556198,
              29.63982067049669
            ],
            [
              -96.12598095778118,
              29.63982067049669
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598095778118,
        29.63982067049669,
        -96.10839116556198,
        29.657057445654964
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.057209+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778247.0,
            0.0,
            -1.0,
            3284241.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.651,
                "maximum": 44.292,
                "mean": 42.383,
                "stddev": 0.501
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035213594769,
              29.62419137401669
            ],
            [
              -96.11035213594769,
              29.641429793768935
            ],
            [
              -96.09276292332314,
              29.641429793768935
            ],
            [
              -96.09276292332314,
              29.62419137401669
            ],
            [
              -96.11035213594769,
              29.62419137401669
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035213594769,
        29.62419137401669,
        -96.09276292332314,
        29.641429793768935
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.156796+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779804.0,
            0.0,
            -1.0,
            3282546.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.202,
                "maximum": 43.758,
                "mean": 41.456,
                "stddev": 0.675
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598113490489,
              29.62419045420932
            ],
            [
              -96.12598113490489,
              29.641427091350632
            ],
            [
              -96.10839428985783,
              29.641427091350632
            ],
            [
              -96.10839428985783,
              29.62419045420932
            ],
            [
              -96.12598113490489,
              29.62419045420932
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598113490489,
        29.62419045420932,
        -96.10839428985783,
        29.641427091350632
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.237256+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778290.0,
            0.0,
            -1.0,
            3282508.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.184,
                "maximum": 44.833,
                "mean": 41.815,
                "stddev": 0.896
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07910809298032,
              29.639808843430735
            ],
            [
              -96.07910809298032,
              29.65705997701332
            ],
            [
              -96.06151093991792,
              29.65705997701332
            ],
            [
              -96.06151093991792,
              29.639808843430735
            ],
            [
              -96.07910809298032,
              29.639808843430735
            ]
          ]
        ]
      },
      "bbox": [
        -96.07910809298032,
        29.639808843430735,
        -96.06151093991792,
        29.65705997701332
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.328037+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782787.0,
            0.0,
            -1.0,
            3284355.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 27.292,
                "maximum": 41.204,
                "mean": 32.729,
                "stddev": 3.932
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09472886379548,
              29.639811777270523
            ],
            [
              -96.09472886379548,
              29.65706090339493
            ],
            [
              -96.07714439619996,
              29.65706090339493
            ],
            [
              -96.07714439619996,
              29.639811777270523
            ],
            [
              -96.09472886379548,
              29.639811777270523
            ]
          ]
        ]
      },
      "bbox": [
        -96.09472886379548,
        29.639811777270523,
        -96.07714439619996,
        29.65706090339493
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.385925+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781274.0,
            0.0,
            -1.0,
            3284317.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 28.975,
                "maximum": 43.348,
                "mean": 34.605,
                "stddev": 4.61
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09473361603206,
              29.624190676479515
            ],
            [
              -96.09473361603206,
              29.641430876347073
            ],
            [
              -96.07714203903448,
              29.641430876347073
            ],
            [
              -96.07714203903448,
              29.624190676479515
            ],
            [
              -96.09473361603206,
              29.624190676479515
            ]
          ]
        ]
      },
      "bbox": [
        -96.09473361603206,
        29.624190676479515,
        -96.07714203903448,
        29.641430876347073
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.539947+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781317.0,
            0.0,
            -1.0,
            3282584.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 31.559,
                "maximum": 42.508,
                "mean": 40.02,
                "stddev": 1.222
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996243d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0791152599938,
              29.624187907959115
            ],
            [
              -96.0791152599938,
              29.6414391286088
            ],
            [
              -96.06151074067199,
              29.6414391286088
            ],
            [
              -96.06151074067199,
              29.624187907959115
            ],
            [
              -96.0791152599938,
              29.624187907959115
            ]
          ]
        ]
      },
      "bbox": [
        -96.0791152599938,
        29.624187907959115,
        -96.06151074067199,
        29.6414391286088
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.658601+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996243d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996243d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996243d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782830.0,
            0.0,
            -1.0,
            3282623.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.891,
                "maximum": 44.479,
                "mean": 39.227,
                "stddev": 0.667
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348778084202,
              29.671063762099333
            ],
            [
              -96.06348778084202,
              29.688316957746277
            ],
            [
              -96.04588234957168,
              29.688316957746277
            ],
            [
              -96.04588234957168,
              29.671063762099333
            ],
            [
              -96.06348778084202,
              29.671063762099333
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348778084202,
        29.671063762099333,
        -96.04588234957168,
        29.688316957746277
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.740445+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784212.0,
            0.0,
            -1.0,
            3287859.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 25.029,
                "maximum": 35.162,
                "mean": 30.861,
                "stddev": 2.202
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348774290309,
              29.655434043903153
            ],
            [
              -96.06348774290309,
              29.672687097817064
            ],
            [
              -96.04588526967406,
              29.672687097817064
            ],
            [
              -96.04588526967406,
              29.655434043903153
            ],
            [
              -96.06348774290309,
              29.655434043903153
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348774290309,
        29.655434043903153,
        -96.04588526967406,
        29.672687097817064
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.797475+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784256.0,
            0.0,
            -1.0,
            3286126.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 24.826,
                "maximum": 42.878,
                "mean": 31.686,
                "stddev": 3.635
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786250410869,
              29.67105703365372
            ],
            [
              -96.04786250410869,
              29.68831200903014
            ],
            [
              -96.03025470628855,
              29.68831200903014
            ],
            [
              -96.03025470628855,
              29.67105703365372
            ],
            [
              -96.04786250410869,
              29.67105703365372
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786250410869,
        29.67105703365372,
        -96.03025470628855,
        29.68831200903014
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:57.974423+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785725.0,
            0.0,
            -1.0,
            3287897.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 21.419,
                "maximum": 36.127,
                "mean": 30.805,
                "stddev": 2.933
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786462287356,
              29.65543649603352
            ],
            [
              -96.04786462287356,
              29.672691328552904
            ],
            [
              -96.0302597832982,
              29.672691328552904
            ],
            [
              -96.0302597832982,
              29.65543649603352
            ],
            [
              -96.04786462287356,
              29.65543649603352
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786462287356,
        29.65543649603352,
        -96.0302597832982,
        29.672691328552904
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:58.104771+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785769.0,
            0.0,
            -1.0,
            3286165.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 20.889,
                "maximum": 53.322,
                "mean": 36.473,
                "stddev": 6.159
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662224509157,
              29.67105606503162
            ],
            [
              -96.01662224509157,
              29.68832384155698
            ],
            [
              -95.99899912735391,
              29.68832384155698
            ],
            [
              -95.99899912735391,
              29.67105606503162
            ],
            [
              -96.01662224509157,
              29.67105606503162
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662224509157,
        29.67105606503162,
        -95.99899912735391,
        29.68832384155698
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:58.180730+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788750.0,
            0.0,
            -1.0,
            3287976.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 22.975,
                "maximum": 35.857,
                "mean": 32.402,
                "stddev": 2.198
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224745141605,
              29.67105747229325
            ],
            [
              -96.03224745141605,
              29.68831445765333
            ],
            [
              -96.01462696645984,
              29.68831445765333
            ],
            [
              -96.01462696645984,
              29.67105747229325
            ],
            [
              -96.03224745141605,
              29.67105747229325
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224745141605,
        29.67105747229325,
        -96.01462696645984,
        29.68831445765333
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:58.299750+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787237.0,
            0.0,
            -1.0,
            3287936.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 21.17,
                "maximum": 51.477,
                "mean": 30.366,
                "stddev": 4.002
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224193308648,
              29.65542785806547
            ],
            [
              -96.03224193308648,
              29.672693713185748
            ],
            [
              -96.0146241437008,
              29.672693713185748
            ],
            [
              -96.0146241437008,
              29.65542785806547
            ],
            [
              -96.03224193308648,
              29.65542785806547
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224193308648,
        29.65542785806547,
        -96.0146241437008,
        29.672693713185748
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:58.450912+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787282.0,
            0.0,
            -1.0,
            3286204.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 20.889,
                "maximum": 54.179,
                "mean": 31.812,
                "stddev": 5.936
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348722579254,
              29.6398133067706
            ],
            [
              -96.06348722579254,
              29.657066219045458
            ],
            [
              -96.04588770664675,
              29.657066219045458
            ],
            [
              -96.04588770664675,
              29.6398133067706
            ],
            [
              -96.06348722579254,
              29.6398133067706
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348722579254,
        29.6398133067706,
        -96.04588770664675,
        29.657066219045458
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:58.703678+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784300.0,
            0.0,
            -1.0,
            3284394.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 26.173,
                "maximum": 42.885,
                "mean": 37.456,
                "stddev": 4.199
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01661914698421,
              29.655426619588162
            ],
            [
              -96.01661914698421,
              29.672694251754155
            ],
            [
              -95.998998993384,
              29.672694251754155
            ],
            [
              -95.998998993384,
              29.655426619588162
            ],
            [
              -96.01661914698421,
              29.655426619588162
            ]
          ]
        ]
      },
      "bbox": [
        -96.01661914698421,
        29.655426619588162,
        -95.998998993384,
        29.672694251754155
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:58.923591+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788795.0,
            0.0,
            -1.0,
            3286243.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 21.17,
                "maximum": 39.559,
                "mean": 32.03,
                "stddev": 1.824
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348675324165,
              29.624183294725803
            ],
            [
              -96.06348675324165,
              29.641436295108495
            ],
            [
              -96.04587987015476,
              29.641436295108495
            ],
            [
              -96.04587987015476,
              29.624183294725803
            ],
            [
              -96.06348675324165,
              29.624183294725803
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348675324165,
        29.624183294725803,
        -96.04587987015476,
        29.641436295108495
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.138928+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784344.0,
            0.0,
            -1.0,
            3282661.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.167,
                "maximum": 41.386,
                "mean": 39.251,
                "stddev": 0.879
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786678578881,
              29.639806682310635
            ],
            [
              -96.04786678578881,
              29.65706160304461
            ],
            [
              -96.03025458498632,
              29.65706160304461
            ],
            [
              -96.03025458498632,
              29.639806682310635
            ],
            [
              -96.04786678578881,
              29.639806682310635
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786678578881,
        29.639806682310635,
        -96.03025458498632,
        29.65706160304461
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.232923+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785813.0,
            0.0,
            -1.0,
            3284432.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 20.833,
                "maximum": 42.996,
                "mean": 39.486,
                "stddev": 3.745
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786846647383,
              29.624186080872366
            ],
            [
              -96.04786846647383,
              29.641440858604216
            ],
            [
              -96.03025922108323,
              29.641440858604216
            ],
            [
              -96.03025922108323,
              29.624186080872366
            ],
            [
              -96.04786846647383,
              29.624186080872366
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786846647383,
        29.624186080872366,
        -96.03025922108323,
        29.641440858604216
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.353279+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785857.0,
            0.0,
            -1.0,
            3282700.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 30.492,
                "maximum": 41.386,
                "mean": 39.416,
                "stddev": 2.049
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224624952787,
              29.639807457285396
            ],
            [
              -96.03224624952787,
              29.657064155281535
            ],
            [
              -96.01463168616188,
              29.657064155281535
            ],
            [
              -96.01463168616188,
              29.639807457285396
            ],
            [
              -96.03224624952787,
              29.639807457285396
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224624952787,
        29.639807457285396,
        -96.01463168616188,
        29.657064155281535
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.503230+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787326.0,
            0.0,
            -1.0,
            3284471.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 20.739,
                "maximum": 41.755,
                "mean": 30.442,
                "stddev": 3.331
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01661556301421,
              29.639806155047832
            ],
            [
              -96.01661556301421,
              29.657073642949985
            ],
            [
              -95.99899836958666,
              29.657073642949985
            ],
            [
              -95.99899836958666,
              29.639806155047832
            ],
            [
              -96.01661556301421,
              29.639806155047832
            ]
          ]
        ]
      },
      "bbox": [
        -96.01661556301421,
        29.639806155047832,
        -95.99899836958666,
        29.657073642949985
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.561625+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788840.0,
            0.0,
            -1.0,
            3284511.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 20.702,
                "maximum": 39.559,
                "mean": 31.21,
                "stddev": 1.738
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224002939932,
              29.624186792253724
            ],
            [
              -96.03224002939932,
              29.641443347183028
            ],
            [
              -96.01462842187654,
              29.641443347183028
            ],
            [
              -96.01462842187654,
              29.624186792253724
            ],
            [
              -96.03224002939932,
              29.624186792253724
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224002939932,
        29.624186792253724,
        -96.01462842187654,
        29.641443347183028
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.641952+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787371.0,
            0.0,
            -1.0,
            3282739.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 20.534,
                "maximum": 40.347,
                "mean": 31.983,
                "stddev": 4.806
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996312b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15722392588161,
              29.60857053411913
            ],
            [
              -96.15722392588161,
              29.625803245426244
            ],
            [
              -96.1396550739393,
              29.625803245426244
            ],
            [
              -96.1396550739393,
              29.60857053411913
            ],
            [
              -96.15722392588161,
              29.60857053411913
            ]
          ]
        ]
      },
      "bbox": [
        -96.15722392588161,
        29.60857053411913,
        -96.1396550739393,
        29.625803245426244
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.756642+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996312b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996312b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996312b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775306.0,
            0.0,
            -1.0,
            3280701.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 38.01,
                "maximum": 44.192,
                "mean": 41.669,
                "stddev": 0.859
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996244d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01662234086477,
              29.624176646080915
            ],
            [
              -96.01662234086477,
              29.641444221938638
            ],
            [
              -95.99899779154255,
              29.641444221938638
            ],
            [
              -95.99899779154255,
              29.624176646080915
            ],
            [
              -96.01662234086477,
              29.624176646080915
            ]
          ]
        ]
      },
      "bbox": [
        -96.01662234086477,
        29.624176646080915,
        -95.99899779154255,
        29.641444221938638
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.860460+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996244d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996244d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996244d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1660
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788884.0,
            0.0,
            -1.0,
            3282778.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 20.421,
                "maximum": 34.778,
                "mean": 29.607,
                "stddev": 2.817
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996312b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14159701926593,
              29.608575305390097
            ],
            [
              -96.14159701926593,
              29.625800785652334
            ],
            [
              -96.12402605439095,
              29.625800785652334
            ],
            [
              -96.12402605439095,
              29.608575305390097
            ],
            [
              -96.14159701926593,
              29.608575305390097
            ]
          ]
        ]
      },
      "bbox": [
        -96.14159701926593,
        29.608575305390097,
        -96.12402605439095,
        29.625800785652334
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:24:59.966298+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996312b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996312b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996312b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1657
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776820.0,
            0.0,
            -1.0,
            3280738.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.563,
                "maximum": 43.533,
                "mean": 40.681,
                "stddev": 1.221
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598084329709,
              29.608569219340865
            ],
            [
              -96.12598084329709,
              29.62580571855663
            ],
            [
              -96.10839694147661,
              29.62580571855663
            ],
            [
              -96.10839694147661,
              29.608569219340865
            ],
            [
              -96.12598084329709,
              29.608569219340865
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598084329709,
        29.608569219340865,
        -96.10839694147661,
        29.62580571855663
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.024289+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778333.0,
            0.0,
            -1.0,
            3280776.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.391,
                "maximum": 44.452,
                "mean": 40.163,
                "stddev": 1.607
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035425891012,
              29.60857030336232
            ],
            [
              -96.11035425891012,
              29.62580858395275
            ],
            [
              -96.09276799146053,
              29.62580858395275
            ],
            [
              -96.09276799146053,
              29.60857030336232
            ],
            [
              -96.11035425891012,
              29.60857030336232
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035425891012,
        29.60857030336232,
        -96.09276799146053,
        29.62580858395275
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.229518+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779847.0,
            0.0,
            -1.0,
            3280814.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.222,
                "maximum": 42.174,
                "mean": 38.59,
                "stddev": 1.536
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12598033920634,
              29.592947952334377
            ],
            [
              -96.12598033920634,
              29.610184313607157
            ],
            [
              -96.10839937840748,
              29.610184313607157
            ],
            [
              -96.10839937840748,
              29.592947952334377
            ],
            [
              -96.12598033920634,
              29.592947952334377
            ]
          ]
        ]
      },
      "bbox": [
        -96.12598033920634,
        29.592947952334377,
        -96.10839937840748,
        29.610184313607157
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.287560+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778376.0,
            0.0,
            -1.0,
            3279044.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.113,
                "maximum": 42.826,
                "mean": 41.022,
                "stddev": 0.503
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09472783718749,
              29.608569543753937
            ],
            [
              -96.09472783718749,
              29.625809604397226
            ],
            [
              -96.07713920579367,
              29.625809604397226
            ],
            [
              -96.07713920579367,
              29.608569543753937
            ],
            [
              -96.09472783718749,
              29.608569543753937
            ]
          ]
        ]
      },
      "bbox": [
        -96.09472783718749,
        29.608569543753937,
        -96.07713920579367,
        29.625809604397226
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.370977+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781361.0,
            0.0,
            -1.0,
            3280852.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.222,
                "maximum": 41.798,
                "mean": 39.319,
                "stddev": 0.74
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11035642457789,
              29.592940187060062
            ],
            [
              -96.11035642457789,
              29.61018734198213
            ],
            [
              -96.09277284301119,
              29.61018734198213
            ],
            [
              -96.09277284301119,
              29.592940187060062
            ],
            [
              -96.11035642457789,
              29.592940187060062
            ]
          ]
        ]
      },
      "bbox": [
        -96.11035642457789,
        29.592940187060062,
        -96.09277284301119,
        29.61018734198213
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.485546+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1658
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779890.0,
            0.0,
            -1.0,
            3279082.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.126,
                "maximum": 42.774,
                "mean": 39.383,
                "stddev": 1.315
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911189417234,
              29.60856694055439
            ],
            [
              -96.07911189417234,
              29.625809007308202
            ],
            [
              -96.0615105859269,
              29.625809007308202
            ],
            [
              -96.0615105859269,
              29.60856694055439
            ],
            [
              -96.07911189417234,
              29.60856694055439
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911189417234,
        29.60856694055439,
        -96.0615105859269,
        29.625809007308202
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.555170+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782874.0,
            0.0,
            -1.0,
            3280890.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.25,
                "maximum": 40.998,
                "mean": 38.497,
                "stddev": 1.114
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07910857322028,
              29.59293692797295
            ],
            [
              -96.07910857322028,
              29.61018786739848
            ],
            [
              -96.06150995204555,
              29.61018786739848
            ],
            [
              -96.06150995204555,
              29.59293692797295
            ],
            [
              -96.07910857322028,
              29.59293692797295
            ]
          ]
        ]
      },
      "bbox": [
        -96.07910857322028,
        29.59293692797295,
        -96.06150995204555,
        29.61018786739848
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.613681+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            782918.0,
            0.0,
            -1.0,
            3279158.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.25,
                "maximum": 39.661,
                "mean": 36.946,
                "stddev": 1.494
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996321b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0947324168672,
              29.592939365723858
            ],
            [
              -96.0947324168672,
              29.610188526566574
            ],
            [
              -96.07713615725007,
              29.610188526566574
            ],
            [
              -96.07713615725007,
              29.592939365723858
            ],
            [
              -96.0947324168672,
              29.592939365723858
            ]
          ]
        ]
      },
      "bbox": [
        -96.0947324168672,
        29.592939365723858,
        -96.07713615725007,
        29.610188526566574
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.741132+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996321b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996321b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996321b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781404.0,
            0.0,
            -1.0,
            3279120.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.082,
                "maximum": 41.099,
                "mean": 37.142,
                "stddev": 1.058
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04785987680775,
              29.608556203539393
            ],
            [
              -96.04785987680775,
              29.625819852405083
            ],
            [
              -96.03025332029526,
              29.625819852405083
            ],
            [
              -96.03025332029526,
              29.608556203539393
            ],
            [
              -96.04785987680775,
              29.608556203539393
            ]
          ]
        ]
      },
      "bbox": [
        -96.04785987680775,
        29.608556203539393,
        -96.03025332029526,
        29.625819852405083
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.798344+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785902.0,
            0.0,
            -1.0,
            3280968.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.204,
                "maximum": 41.685,
                "mean": 38.773,
                "stddev": 0.295
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322a1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0634858019835,
              29.6085624938029
            ],
            [
              -96.0634858019835,
              29.62581535240145
            ],
            [
              -96.04588187015123,
              29.62581535240145
            ],
            [
              -96.04588187015123,
              29.6085624938029
            ],
            [
              -96.0634858019835,
              29.6085624938029
            ]
          ]
        ]
      },
      "bbox": [
        -96.0634858019835,
        29.6085624938029,
        -96.04588187015123,
        29.62581535240145
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:00.998147+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322a1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322a1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322a1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784388.0,
            0.0,
            -1.0,
            3280929.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.25,
                "maximum": 42.252,
                "mean": 38.236,
                "stddev": 0.893
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.04786112127235,
              29.592935538343028
            ],
            [
              -96.04786112127235,
              29.610190031076034
            ],
            [
              -96.0302577803014,
              29.610190031076034
            ],
            [
              -96.0302577803014,
              29.592935538343028
            ],
            [
              -96.04786112127235,
              29.592935538343028
            ]
          ]
        ]
      },
      "bbox": [
        -96.04786112127235,
        29.592935538343028,
        -96.0302577803014,
        29.610190031076034
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:01.112390+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            785946.0,
            0.0,
            -1.0,
            3279235.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.834,
                "maximum": 40.619,
                "mean": 38.262,
                "stddev": 0.377
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.06348489508606,
              29.592932647831407
            ],
            [
              -96.06348489508606,
              29.61018536451646
            ],
            [
              -96.0458839140403,
              29.61018536451646
            ],
            [
              -96.0458839140403,
              29.592932647831407
            ],
            [
              -96.06348489508606,
              29.592932647831407
            ]
          ]
        ]
      },
      "bbox": [
        -96.06348489508606,
        29.592932647831407,
        -96.0458839140403,
        29.61018536451646
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:01.228128+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            784432.0,
            0.0,
            -1.0,
            3279196.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 34.25,
                "maximum": 40.803,
                "mean": 37.248,
                "stddev": 1.456
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03224417005434,
              29.608557082658734
            ],
            [
              -96.03224417005434,
              29.62581372541504
            ],
            [
              -96.0146252037516,
              29.62581372541504
            ],
            [
              -96.0146252037516,
              29.608557082658734
            ],
            [
              -96.03224417005434,
              29.608557082658734
            ]
          ]
        ]
      },
      "bbox": [
        -96.03224417005434,
        29.608557082658734,
        -96.0146252037516,
        29.62581372541504
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:01.399491+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1660
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787415.0,
            0.0,
            -1.0,
            3281006.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 25.095,
                "maximum": 41.092,
                "mean": 37.754,
                "stddev": 2.194
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.01661831613004,
              29.608556351499242
            ],
            [
              -96.01661831613004,
              29.625823549536516
            ],
            [
              -95.99900703966938,
              29.625823549536516
            ],
            [
              -95.99900703966938,
              29.608556351499242
            ],
            [
              -96.01661831613004,
              29.608556351499242
            ]
          ]
        ]
      },
      "bbox": [
        -96.01661831613004,
        29.608556351499242,
        -95.99900703966938,
        29.625823549536516
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:01.727078+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788929.0,
            0.0,
            -1.0,
            3281046.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 22.404,
                "maximum": 41.409,
                "mean": 37.527,
                "stddev": 2.789
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.03223751309159,
              29.592936586287685
            ],
            [
              -96.03223751309159,
              29.61019285374554
            ],
            [
              -96.01463181388164,
              29.61019285374554
            ],
            [
              -96.01463181388164,
              29.592936586287685
            ],
            [
              -96.03223751309159,
              29.592936586287685
            ]
          ]
        ]
      },
      "bbox": [
        -96.03223751309159,
        29.592936586287685,
        -96.01463181388164,
        29.61019285374554
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:01.796400+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            787460.0,
            0.0,
            -1.0,
            3279274.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.531,
                "maximum": 39.307,
                "mean": 37.894,
                "stddev": 0.316
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096553d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20410660744986,
              30.139824674361513
            ],
            [
              -96.20410660744986,
              30.15704596095548
            ],
            [
              -96.1865167314268,
              30.15704596095548
            ],
            [
              -96.1865167314268,
              30.139824674361513
            ],
            [
              -96.20410660744986,
              30.139824674361513
            ]
          ]
        ]
      },
      "bbox": [
        -96.20410660744986,
        30.139824674361513,
        -96.1865167314268,
        30.15704596095548
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:01.925822+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096553d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096553d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096553d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769331.0,
            0.0,
            -1.0,
            3339491.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.758,
                "maximum": 73.062,
                "mean": 49.205,
                "stddev": 5.062
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_2996322b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.0166143374113,
              29.592926778957768
            ],
            [
              -96.0166143374113,
              29.61019383256344
            ],
            [
              -95.99900601623085,
              29.61019383256344
            ],
            [
              -95.99900601623085,
              29.592926778957768
            ],
            [
              -96.0166143374113,
              29.592926778957768
            ]
          ]
        ]
      },
      "bbox": [
        -96.0166143374113,
        29.592926778957768,
        -95.99900601623085,
        29.61019383256344
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:02.017998+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_2996322b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_2996322b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_2996322b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1873,
            1659
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            788974.0,
            0.0,
            -1.0,
            3279313.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.107,
                "maximum": 41.383,
                "mean": 38.17,
                "stddev": 0.42
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096553d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.20410102654513,
              30.124203929790998
            ],
            [
              -96.20410102654513,
              30.141424863761667
            ],
            [
              -96.18652451470857,
              30.141424863761667
            ],
            [
              -96.18652451470857,
              30.124203929790998
            ],
            [
              -96.20410102654513,
              30.124203929790998
            ]
          ]
        ]
      },
      "bbox": [
        -96.20410102654513,
        30.124203929790998,
        -96.18652451470857,
        30.141424863761667
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:02.130252+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096553d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096553d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096553d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            769374.0,
            0.0,
            -1.0,
            3337759.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.713,
                "maximum": 79.551,
                "mean": 57.564,
                "stddev": 11.47
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554a2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17286284655398,
              30.171068580753985
            ],
            [
              -96.17286284655398,
              30.18830276536206
            ],
            [
              -96.15526185761298,
              30.18830276536206
            ],
            [
              -96.15526185761298,
              30.171068580753985
            ],
            [
              -96.17286284655398,
              30.171068580753985
            ]
          ]
        ]
      },
      "bbox": [
        -96.17286284655398,
        30.171068580753985,
        -96.15526185761298,
        30.18830276536206
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:02.187717+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554a2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554a2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554a2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772256.0,
            0.0,
            -1.0,
            3343031.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.44,
                "maximum": 52.944,
                "mean": 47.341,
                "stddev": 3.566
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554b1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723061244302,
              30.171071438795792
            ],
            [
              -96.15723061244302,
              30.188307207685295
            ],
            [
              -96.13963756814732,
              30.188307207685295
            ],
            [
              -96.13963756814732,
              30.171071438795792
            ],
            [
              -96.15723061244302,
              30.171071438795792
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723061244302,
        30.171071438795792,
        -96.13963756814732,
        30.188307207685295
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:02.343401+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554b1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554b1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554b1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773762.0,
            0.0,
            -1.0,
            3343069.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.462,
                "maximum": 66.657,
                "mean": 53.848,
                "stddev": 6.56
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17286261197451,
              30.155447995283847
            ],
            [
              -96.17286261197451,
              30.17268204712636
            ],
            [
              -96.15526462536666,
              30.17268204712636
            ],
            [
              -96.15526462536666,
              30.155447995283847
            ],
            [
              -96.17286261197451,
              30.155447995283847
            ]
          ]
        ]
      },
      "bbox": [
        -96.17286261197451,
        30.155447995283847,
        -96.15526462536666,
        30.17268204712636
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:02.440942+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772299.0,
            0.0,
            -1.0,
            3341299.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 37.111,
                "maximum": 52.726,
                "mean": 47.641,
                "stddev": 3.383
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723310545279,
              30.15544177376254
            ],
            [
              -96.15723310545279,
              30.172677634836024
            ],
            [
              -96.13963269229474,
              30.172677634836024
            ],
            [
              -96.13963269229474,
              30.15544177376254
            ],
            [
              -96.15723310545279,
              30.15544177376254
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723310545279,
        30.15544177376254,
        -96.13963269229474,
        30.172677634836024
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:02.609360+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773805.0,
            0.0,
            -1.0,
            3341336.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.977,
                "maximum": 56.601,
                "mean": 49.622,
                "stddev": 3.418
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554b2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160916968912,
              30.171063420383632
            ],
            [
              -96.14160916968912,
              30.188310009063724
            ],
            [
              -96.1240134378983,
              30.188310009063724
            ],
            [
              -96.1240134378983,
              30.171063420383632
            ],
            [
              -96.14160916968912,
              30.171063420383632
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160916968912,
        30.171063420383632,
        -96.1240134378983,
        30.188310009063724
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:02.915159+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554b2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554b2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554b2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775267.0,
            0.0,
            -1.0,
            3343107.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 44.221,
                "maximum": 66.57,
                "mean": 58.723,
                "stddev": 4.786
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847925254362,
              30.13982256205236
            ],
            [
              -96.18847925254362,
              30.15705444927647
            ],
            [
              -96.17089706445277,
              30.15705444927647
            ],
            [
              -96.17089706445277,
              30.13982256205236
            ],
            [
              -96.18847925254362,
              30.13982256205236
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847925254362,
        30.13982256205236,
        -96.17089706445277,
        30.15705444927647
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:03.073673+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770837.0,
            0.0,
            -1.0,
            3339529.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.758,
                "maximum": 51.076,
                "mean": 45.484,
                "stddev": 4.22
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14161387098787,
              30.155442928109817
            ],
            [
              -96.14161387098787,
              30.172680596002138
            ],
            [
              -96.12401103277082,
              30.172680596002138
            ],
            [
              -96.12401103277082,
              30.155442928109817
            ],
            [
              -96.14161387098787,
              30.155442928109817
            ]
          ]
        ]
      },
      "bbox": [
        -96.14161387098787,
        30.155442928109817,
        -96.12401103277082,
        30.172680596002138
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:03.164034+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775310.0,
            0.0,
            -1.0,
            3341374.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 47.49,
                "maximum": 64.801,
                "mean": 53.581,
                "stddev": 3.298
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17286242551977,
              30.139818363902307
            ],
            [
              -96.17286242551977,
              30.157052282855982
            ],
            [
              -96.15526744077044,
              30.157052282855982
            ],
            [
              -96.15526744077044,
              30.139818363902307
            ],
            [
              -96.17286242551977,
              30.139818363902307
            ]
          ]
        ]
      },
      "bbox": [
        -96.17286242551977,
        30.139818363902307,
        -96.15526744077044,
        30.157052282855982
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:03.277484+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772342.0,
            0.0,
            -1.0,
            3339566.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.862,
                "maximum": 62.744,
                "mean": 47.532,
                "stddev": 3.636
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.18847613657552,
              30.12420175260691
            ],
            [
              -96.18847613657552,
              30.141424494862857
            ],
            [
              -96.17089720004405,
              30.141424494862857
            ],
            [
              -96.17089720004405,
              30.12420175260691
            ],
            [
              -96.18847613657552,
              30.12420175260691
            ]
          ]
        ]
      },
      "bbox": [
        -96.18847613657552,
        30.12420175260691,
        -96.17089720004405,
        30.141424494862857
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:03.398181+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1870,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            770880.0,
            0.0,
            -1.0,
            3337796.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.713,
                "maximum": 55.15,
                "mean": 46.624,
                "stddev": 3.923
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.17286177280646,
              30.124197713121898
            ],
            [
              -96.17286177280646,
              30.14143149927626
            ],
            [
              -96.15526978590046,
              30.14143149927626
            ],
            [
              -96.15526978590046,
              30.124197713121898
            ],
            [
              -96.17286177280646,
              30.124197713121898
            ]
          ]
        ]
      },
      "bbox": [
        -96.17286177280646,
        30.124197713121898,
        -96.15526978590046,
        30.14143149927626
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:03.952535+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            772385.0,
            0.0,
            -1.0,
            3337834.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 35.849,
                "maximum": 55.744,
                "mean": 48.006,
                "stddev": 2.477
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554d2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14160824941608,
              30.13981339038474
            ],
            [
              -96.14160824941608,
              30.15705993723253
            ],
            [
              -96.1240081537022,
              30.15705993723253
            ],
            [
              -96.1240081537022,
              30.13981339038474
            ],
            [
              -96.14160824941608,
              30.13981339038474
            ]
          ]
        ]
      },
      "bbox": [
        -96.14160824941608,
        30.13981339038474,
        -96.1240081537022,
        30.15705993723253
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.080061+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554d2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554d2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554d2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775354.0,
            0.0,
            -1.0,
            3339642.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 43.665,
                "maximum": 64.982,
                "mean": 54.129,
                "stddev": 4.246
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554d1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723512862333,
              30.13982131546588
            ],
            [
              -96.15723512862333,
              30.15705704252034
            ],
            [
              -96.13963771753589,
              30.15705704252034
            ],
            [
              -96.13963771753589,
              30.13982131546588
            ],
            [
              -96.15723512862333,
              30.13982131546588
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723512862333,
        30.13982131546588,
        -96.13963771753589,
        30.15705704252034
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.133358+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554d1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554d1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554d1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773848.0,
            0.0,
            -1.0,
            3339604.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.804,
                "maximum": 53.459,
                "mean": 48.311,
                "stddev": 3.707
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554d4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.14161252649019,
              30.12419283322799
            ],
            [
              -96.14161252649019,
              30.141430458893172
            ],
            [
              -96.1240053244354,
              30.141430458893172
            ],
            [
              -96.1240053244354,
              30.12419283322799
            ],
            [
              -96.14161252649019,
              30.12419283322799
            ]
          ]
        ]
      },
      "bbox": [
        -96.14161252649019,
        30.12419283322799,
        -96.1240053244354,
        30.141430458893172
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.222886+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554d4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554d4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554d4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1651
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            775397.0,
            0.0,
            -1.0,
            3337909.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 46.866,
                "maximum": 65.676,
                "mean": 60.654,
                "stddev": 3.448
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561a3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12599544178472,
              30.217941147682122
            ],
            [
              -96.12599544178472,
              30.235181163490285
            ],
            [
              -96.10837813472172,
              30.235181163490285
            ],
            [
              -96.10837813472172,
              30.217941147682122
            ],
            [
              -96.12599544178472,
              30.217941147682122
            ]
          ]
        ]
      },
      "bbox": [
        -96.12599544178472,
        30.217941147682122,
        -96.10837813472172,
        30.235181163490285
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.314457+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561a3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561a3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561a3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776640.0,
            0.0,
            -1.0,
            3348342.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.506,
                "maximum": 66.343,
                "mean": 52.386,
                "stddev": 6.493
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561a4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036664345738,
              30.217938158396883
            ],
            [
              -96.11036664345738,
              30.235188765773405
            ],
            [
              -96.09275702080656,
              30.235188765773405
            ],
            [
              -96.09275702080656,
              30.217938158396883
            ],
            [
              -96.11036664345738,
              30.217938158396883
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036664345738,
        30.217938158396883,
        -96.09275702080656,
        30.235188765773405
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.363320+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561a4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561a4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561a4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1649
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778145.0,
            0.0,
            -1.0,
            3348381.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.537,
                "maximum": 55.031,
                "mean": 49.907,
                "stddev": 3.799
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096554d3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.15723719931138,
              30.124191811374317
            ],
            [
              -96.15723719931138,
              30.14142740428606
            ],
            [
              -96.13964278982002,
              30.14142740428606
            ],
            [
              -96.13964278982002,
              30.124191811374317
            ],
            [
              -96.15723719931138,
              30.124191811374317
            ]
          ]
        ]
      },
      "bbox": [
        -96.15723719931138,
        30.124191811374317,
        -96.13964278982002,
        30.14142740428606
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.412250+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096554d3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096554d3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096554d3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            773891.0,
            0.0,
            -1.0,
            3337871.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 36.804,
                "maximum": 63.89,
                "mean": 51.721,
                "stddev": 4.241
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561b4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.07911964550128,
              30.217935133550746
            ],
            [
              -96.07911964550128,
              30.23518958418896
            ],
            [
              -96.06149478624522,
              30.23518958418896
            ],
            [
              -96.06149478624522,
              30.217935133550746
            ],
            [
              -96.07911964550128,
              30.217935133550746
            ]
          ]
        ]
      },
      "bbox": [
        -96.07911964550128,
        30.217935133550746,
        -96.06149478624522,
        30.23518958418896
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.682946+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561b4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561b4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561b4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            781154.0,
            0.0,
            -1.0,
            3348458.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 42.132,
                "maximum": 78.276,
                "mean": 59.059,
                "stddev": 6.016
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561b3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.09474838490905,
              30.21793307317694
            ],
            [
              -96.09474838490905,
              30.235185717352337
            ],
            [
              -96.07712595505942,
              30.235185717352337
            ],
            [
              -96.07712595505942,
              30.21793307317694
            ],
            [
              -96.09474838490905,
              30.21793307317694
            ]
          ]
        ]
      },
      "bbox": [
        -96.09474838490905,
        30.21793307317694,
        -96.07712595505942,
        30.235185717352337
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.875996+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561b3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561b3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561b3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            779649.0,
            0.0,
            -1.0,
            3348419.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 41.218,
                "maximum": 62.51,
                "mean": 51.096,
                "stddev": 4.198
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561c1",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.12599313615475,
              30.202311900976184
            ],
            [
              -96.12599313615475,
              30.219560794362724
            ],
            [
              -96.10837858049898,
              30.219560794362724
            ],
            [
              -96.10837858049898,
              30.202311900976184
            ],
            [
              -96.12599313615475,
              30.202311900976184
            ]
          ]
        ]
      },
      "bbox": [
        -96.12599313615475,
        30.202311900976184,
        -96.10837858049898,
        30.219560794362724
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:04.933513+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561c1.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561c1": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561c1.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            776684.0,
            0.0,
            -1.0,
            3346610.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.506,
                "maximum": 54.061,
                "mean": 51.085,
                "stddev": 2.039
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561c2",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.11036681227164,
              30.202308843477404
            ],
            [
              -96.11036681227164,
              30.21955954462582
            ],
            [
              -96.0927498275764,
              30.21955954462582
            ],
            [
              -96.0927498275764,
              30.202308843477404
            ],
            [
              -96.11036681227164,
              30.202308843477404
            ]
          ]
        ]
      },
      "bbox": [
        -96.11036681227164,
        30.202308843477404,
        -96.0927498275764,
        30.21955954462582
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:05.014694+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561c2.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561c2": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561c2.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778189.0,
            0.0,
            -1.0,
            3346648.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 39.537,
                "maximum": 65.328,
                "mean": 50.92,
                "stddev": 3.312
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561c4",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1103665037642,
              30.186688739057075
            ],
            [
              -96.1103665037642,
              30.20393930374843
            ],
            [
              -96.09275253243355,
              30.20393930374843
            ],
            [
              -96.09275253243355,
              30.186688739057075
            ],
            [
              -96.1103665037642,
              30.186688739057075
            ]
          ]
        ]
      },
      "bbox": [
        -96.1103665037642,
        30.186688739057075,
        -96.09275253243355,
        30.20393930374843
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:05.203484+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561c4.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561c4": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561c4.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1872,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",
                  "value": 0,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8801
                  }
                },
                {
                  "name": "Longitude of natural origin",
                  "value": -99,
                  "unit": "degree",
                  "id": {
                    "authority": "EPSG",
                    "code": 8802
                  }
                },
                {
                  "name": "Scale factor at natural origin",
                  "value": 0.9996,
                  "unit": "unity",
                  "id": {
                    "authority": "EPSG",
                    "code": 8805
                  }
                },
                {
                  "name": "False easting",
                  "value": 500000,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8806
                  }
                },
                {
                  "name": "False northing",
                  "value": 0,
                  "unit": "metre",
                  "id": {
                    "authority": "EPSG",
                    "code": 8807
                  }
                }
              ]
            },
            "coordinate_system": {
              "subtype": "Cartesian",
              "axis": [
                {
                  "name": "Easting",
                  "abbreviation": "E",
                  "direction": "east",
                  "unit": "metre"
                },
                {
                  "name": "Northing",
                  "abbreviation": "N",
                  "direction": "north",
                  "unit": "metre"
                }
              ]
            },
            "scope": "Engineering survey, topographic mapping.",
            "area": "United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.",
            "bbox": {
              "south_latitude": 25.83,
              "west_longitude": -102,
              "north_latitude": 49.01,
              "east_longitude": -96
            },
            "id": {
              "authority": "EPSG",
              "code": 6343
            }
          },
          "proj:transform": [
            1.0,
            0.0,
            778233.0,
            0.0,
            -1.0,
            3344916.0
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 50.072,
                "maximum": 80.125,
                "mean": 63.327,
                "stddev": 8.227
              },
              "nodata": -9999.0,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "layer_1"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "stratmap18-1m_3096561c3",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -96.1259903565619,
              30.186691634572153
            ],
            [
              -96.1259903565619,
              30.203931379804793
            ],
            [
              -96.10837907595908,
              30.203931379804793
            ],
            [
              -96.10837907595908,
              30.186691634572153
            ],
            [
              -96.1259903565619,
              30.186691634572153
            ]
          ]
        ]
      },
      "bbox": [
        -96.1259903565619,
        30.186691634572153,
        -96.10837907595908,
        30.203931379804793
      ],
      "properties": {
        "start_datetime": "2018-01-13T00:00:00+00:00",
        "end_datetime": "2018-03-22T00:00:00+00:00",
        "created": "2026-03-19 01:25:05.287009+00:00",
        "license": "NLPL",
        "datetime": "2018-01-13T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/stac/utm14/stratmap18-1m_3096561c3.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "stratmap18-1m_3096561c3": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/TX_Coastal_DEM_2018_8899/utm14/stratmap18-1m_3096561c3.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1871,
            1650
          ],
          "proj:wkt2": "PROJCRS[\"NAD83(2011) / UTM zone 14N\",\n    BASEGEOGCRS[\"NAD83(2011)\",\n        DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n            ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n                LENGTHUNIT[\"metre\",1]],\n            ANCHOREPOCH[2010]],\n        PRIMEM[\"Greenwich\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        ID[\"EPSG\",6318]],\n    CONVERSION[\"UTM zone 14N\",\n        METHOD[\"Transverse Mercator\",\n            ID[\"EPSG\",9807]],\n        PARAMETER[\"Latitude of natural origin\",0,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8801]],\n        PARAMETER[\"Longitude of natural origin\",-99,\n            ANGLEUNIT[\"degree\",0.0174532925199433],\n            ID[\"EPSG\",8802]],\n        PARAMETER[\"Scale factor at natural origin\",0.9996,\n            SCALEUNIT[\"unity\",1],\n            ID[\"EPSG\",8805]],\n        PARAMETER[\"False easting\",500000,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8806]],\n        PARAMETER[\"False northing\",0,\n            LENGTHUNIT[\"metre\",1],\n            ID[\"EPSG\",8807]]],\n    CS[Cartesian,2],\n        AXIS[\"(E)\",east,\n            ORDER[1],\n            LENGTHUNIT[\"metre\",1]],\n        AXIS[\"(N)\",north,\n            ORDER[2],\n            LENGTHUNIT[\"metre\",1]],\n    USAGE[\n        SCOPE[\"Engineering survey, topographic mapping.\"],\n        AREA[\"United States (USA) - between 102\u00b0W and 96\u00b0W onshore and offshore - Iowa; Kansas; Minnesota; Nebraska; North Dakota; Oklahoma; South Dakota; Texas.\"],\n        BBOX[25.83,-102,49.01,-96]],\n    ID[\"EPSG\",6343]]",
          "proj:epsg": 6343,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "ProjectedCRS",
            "name": "NAD83(2011) / UTM zone 14N",
            "base_crs": {
              "type": "GeographicCRS",
              "name": "NAD83(2011)",
              "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "NAD83 (National Spatial Reference System 2011)",
                "anchor_epoch": 2010,
                "ellipsoid": {
                  "name": "GRS 1980",
                  "semi_major_axis": 6378137,
                  "inverse_flattening": 298.257222101
                }
              },
              "coordinate_system": {
                "subtype": "ellipsoidal",
                "axis": [
                  {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                  },
                  {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 6318
              }
            },
            "conversion": {
              "name": "UTM zone 14N",
              "method": {
                "name": "Transverse Mercator",
                "id": {
                  "authority": "EPSG",
                  "code": 9807
                }
              },
              "parameters": [
                {
                  "name": "Latitude of natural origin",