{
  "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": "2012_NCMP_MI_StClair_27_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.670225881929,
              42.531097012239
            ],
            [
              -82.670225881929,
              42.546557775279005
            ],
            [
              -82.635443664729,
              42.546557775279005
            ],
            [
              -82.635443664729,
              42.531097012239
            ],
            [
              -82.670225881929,
              42.531097012239
            ]
          ]
        ]
      },
      "bbox": [
        -82.670225881929,
        42.531097012239,
        -82.635443664729,
        42.546557775279005
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.691284+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_27_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_27_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_27_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            1718,
            3865
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.670225881929,
            0.0,
            -8.99928e-06,
            42.546557775279005
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 174.98,
                "maximum": 179.88,
                "mean": 176.683,
                "stddev": 0.43
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_31_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.55494510439202,
              42.598330633549
            ],
            [
              -82.55494510439202,
              42.624617530429
            ],
            [
              -82.503991181032,
              42.624617530429
            ],
            [
              -82.503991181032,
              42.598330633549
            ],
            [
              -82.55494510439202,
              42.598330633549
            ]
          ]
        ]
      },
      "bbox": [
        -82.55494510439202,
        42.598330633549,
        -82.503991181032,
        42.624617530429
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.721311+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_31_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_31_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_31_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            2921,
            5662
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.554945104392,
            0.0,
            -8.99928e-06,
            42.624617530429
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 165.776,
                "maximum": 180.336,
                "mean": 176.729,
                "stddev": 0.936
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_42082e6c_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.74998650108002,
              42.588008459323
            ],
            [
              -82.74998650108002,
              42.61895698324301
            ],
            [
              -82.70065244812,
              42.61895698324301
            ],
            [
              -82.70065244812,
              42.588008459323
            ],
            [
              -82.74998650108002,
              42.588008459323
            ]
          ]
        ]
      },
      "bbox": [
        -82.74998650108002,
        42.588008459323,
        -82.70065244812,
        42.61895698324301
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.739527+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_42082e6c_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_42082e6c_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_42082e6c_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            3439,
            5482
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.74998650108,
            0.0,
            -8.99928e-06,
            42.618956983243
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 170.273,
                "maximum": 178.78,
                "mean": 173.58,
                "stddev": 1.294
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_18_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.66793106551502,
              42.635425665947
            ],
            [
              -82.66793106551502,
              42.69201313858701
            ],
            [
              -82.63122300239499,
              42.69201313858701
            ],
            [
              -82.63122300239499,
              42.635425665947
            ],
            [
              -82.66793106551502,
              42.635425665947
            ]
          ]
        ]
      },
      "bbox": [
        -82.66793106551502,
        42.635425665947,
        -82.63122300239499,
        42.69201313858701
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.757607+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_18_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_18_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_18_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            6288,
            4079
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.667931065515,
            0.0,
            -8.99928e-06,
            42.692013138587
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 169.046,
                "maximum": 180.967,
                "mean": 174.111,
                "stddev": 2.06
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_20_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.702254319654,
              42.587999460043
            ],
            [
              -82.702254319654,
              42.63540766708301
            ],
            [
              -82.654522138534,
              42.63540766708301
            ],
            [
              -82.654522138534,
              42.587999460043
            ],
            [
              -82.702254319654,
              42.587999460043
            ]
          ]
        ]
      },
      "bbox": [
        -82.702254319654,
        42.587999460043,
        -82.654522138534,
        42.63540766708301
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.775986+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_20_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_20_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_20_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5268,
            5304
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.702254319654,
            0.0,
            -8.99928e-06,
            42.635407667083
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 168.782,
                "maximum": 179.239,
                "mean": 174.578,
                "stddev": 0.554
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_26_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.61420536357102,
              42.58815244780399
            ],
            [
              -82.61420536357102,
              42.632059934924
            ],
            [
              -82.54064524885099,
              42.632059934924
            ],
            [
              -82.54064524885099,
              42.58815244780399
            ],
            [
              -82.61420536357102,
              42.58815244780399
            ]
          ]
        ]
      },
      "bbox": [
        -82.61420536357102,
        42.58815244780399,
        -82.54064524885099,
        42.632059934924
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.794037+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_26_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_26_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_26_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            4879,
            8174
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.614205363571,
            0.0,
            -8.99928e-06,
            42.632059934924
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 167.019,
                "maximum": 182.953,
                "mean": 176.303,
                "stddev": 0.996
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_15_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.775724442045,
              42.647727681785
            ],
            [
              -82.775724442045,
              42.69842962530501
            ],
            [
              -82.701534377725,
              42.69842962530501
            ],
            [
              -82.701534377725,
              42.647727681785
            ],
            [
              -82.775724442045,
              42.647727681785
            ]
          ]
        ]
      },
      "bbox": [
        -82.775724442045,
        42.647727681785,
        -82.701534377725,
        42.69842962530501
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.812141+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_15_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_15_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_15_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5634,
            8244
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.775724442045,
            0.0,
            -8.99928e-06,
            42.698429625305
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 171.371,
                "maximum": 184.099,
                "mean": 175.295,
                "stddev": 3.361
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_30_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.57488750899901,
              42.573699604032
            ],
            [
              -82.57488750899901,
              42.612612490752014
            ],
            [
              -82.52320464395899,
              42.612612490752014
            ],
            [
              -82.52320464395899,
              42.573699604032
            ],
            [
              -82.57488750899901,
              42.573699604032
            ]
          ]
        ]
      },
      "bbox": [
        -82.57488750899901,
        42.573699604032,
        -82.52320464395899,
        42.612612490752014
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.830026+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_30_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_30_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_30_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            4324,
            5743
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.574887508999,
            0.0,
            -8.99928e-06,
            42.61261249075201
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 173.682,
                "maximum": 180.934,
                "mean": 176.437,
                "stddev": 0.508
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_14_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.84887958963301,
              42.621674766019
            ],
            [
              -82.84887958963301,
              42.670045896019005
            ],
            [
              -82.754117171233,
              42.670045896019005
            ],
            [
              -82.754117171233,
              42.621674766019
            ],
            [
              -82.84887958963301,
              42.621674766019
            ]
          ]
        ]
      },
      "bbox": [
        -82.84887958963301,
        42.621674766019,
        -82.754117171233,
        42.670045896019005
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.848109+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_14_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_14_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_14_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5375,
            10530
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.848879589633,
            0.0,
            -8.99928e-06,
            42.670045896019
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 171.579,
                "maximum": 184.011,
                "mean": 175.647,
                "stddev": 2.194
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_09_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.91620320374402,
              42.402290316774994
            ],
            [
              -82.91620320374402,
              42.458112850615
            ],
            [
              -82.842589093344,
              42.458112850615
            ],
            [
              -82.842589093344,
              42.402290316774994
            ],
            [
              -82.91620320374402,
              42.402290316774994
            ]
          ]
        ]
      },
      "bbox": [
        -82.91620320374402,
        42.402290316774994,
        -82.842589093344,
        42.458112850615
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.866447+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_09_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_09_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_09_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            6203,
            8180
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.916203203744,
            0.0,
            -8.99928e-06,
            42.458112850615
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 169.889,
                "maximum": 187.035,
                "mean": 174.999,
                "stddev": 3.652
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_19_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.64473992080602,
              42.664952303815994
            ],
            [
              -82.64473992080602,
              42.696521778055995
            ],
            [
              -82.61976691880601,
              42.696521778055995
            ],
            [
              -82.61976691880601,
              42.664952303815994
            ],
            [
              -82.64473992080602,
              42.664952303815994
            ]
          ]
        ]
      },
      "bbox": [
        -82.64473992080602,
        42.664952303815994,
        -82.61976691880601,
        42.696521778055995
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.884741+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_19_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_19_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_19_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            3508,
            2775
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.644739920806,
            0.0,
            -8.99928e-06,
            42.696521778055995
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 173.029,
                "maximum": 183.986,
                "mean": 176.943,
                "stddev": 1.99
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_21_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.66364740820701,
              42.602164326854
            ],
            [
              -82.66364740820701,
              42.664934304854
            ],
            [
              -82.610614651167,
              42.664934304854
            ],
            [
              -82.610614651167,
              42.602164326854
            ],
            [
              -82.66364740820701,
              42.602164326854
            ]
          ]
        ]
      },
      "bbox": [
        -82.66364740820701,
        42.602164326854,
        -82.610614651167,
        42.664934304854
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.903310+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_21_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_21_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_21_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            6975,
            5893
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.663647408207,
            0.0,
            -8.99928e-06,
            42.664934304854
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 167.913,
                "maximum": 180.618,
                "mean": 175.03,
                "stddev": 0.976
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_08_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.92297966162701,
              42.35157937365
            ],
            [
              -82.92297966162701,
              42.41988390885
            ],
            [
              -82.868705003947,
              42.41988390885
            ],
            [
              -82.868705003947,
              42.35157937365
            ],
            [
              -82.92297966162701,
              42.35157937365
            ]
          ]
        ]
      },
      "bbox": [
        -82.92297966162701,
        42.35157937365,
        -82.868705003947,
        42.41988390885
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.922252+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_08_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_08_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_08_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            7590,
            6031
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.922979661627,
            0.0,
            -8.99928e-06,
            42.41988390885
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 168.275,
                "maximum": 189.081,
                "mean": 176.776,
                "stddev": 5.348
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_17_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.70134539236902,
              42.60155237581
            ],
            [
              -82.70134539236902,
              42.64191414661
            ],
            [
              -82.66365640772901,
              42.64191414661
            ],
            [
              -82.66365640772901,
              42.60155237581
            ],
            [
              -82.70134539236902,
              42.60155237581
            ]
          ]
        ]
      },
      "bbox": [
        -82.70134539236902,
        42.60155237581,
        -82.66365640772901,
        42.64191414661
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.941235+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_17_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_17_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_17_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            4485,
            4188
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.701345392369,
            0.0,
            -8.99928e-06,
            42.64191414661
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 169.703,
                "maximum": 179.331,
                "mean": 174.273,
                "stddev": 0.508
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_29_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.60539506839501,
              42.55001349892
            ],
            [
              -82.60539506839501,
              42.588152447560006
            ],
            [
              -82.55773488151499,
              42.588152447560006
            ],
            [
              -82.55773488151499,
              42.55001349892
            ],
            [
              -82.60539506839501,
              42.55001349892
            ]
          ]
        ]
      },
      "bbox": [
        -82.60539506839501,
        42.55001349892,
        -82.55773488151499,
        42.588152447560006
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.960224+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_29_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_29_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_29_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            4238,
            5296
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.605395068395,
            0.0,
            -8.99928e-06,
            42.588152447560006
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 174.877,
                "maximum": 180.153,
                "mean": 175.965,
                "stddev": 0.471
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_12_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.86550125989902,
              42.521458783297
            ],
            [
              -82.86550125989902,
              42.586631569057005
            ],
            [
              -82.776705364139,
              42.586631569057005
            ],
            [
              -82.776705364139,
              42.521458783297
            ],
            [
              -82.86550125989902,
              42.521458783297
            ]
          ]
        ]
      },
      "bbox": [
        -82.86550125989902,
        42.521458783297,
        -82.776705364139,
        42.586631569057005
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.979397+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_12_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_12_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_12_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            7242,
            9867
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.865501259899,
            0.0,
            -8.99928e-06,
            42.586631569057
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 170.626,
                "maximum": 185.903,
                "mean": 173.483,
                "stddev": 2.368
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_11_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.894208963283,
              42.496791756659
            ],
            [
              -82.894208963283,
              42.54738570881901
            ],
            [
              -82.836838553283,
              42.54738570881901
            ],
            [
              -82.836838553283,
              42.496791756659
            ],
            [
              -82.894208963283,
              42.496791756659
            ]
          ]
        ]
      },
      "bbox": [
        -82.894208963283,
        42.496791756659,
        -82.836838553283,
        42.54738570881901
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:41.998178+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_11_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_11_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_11_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5622,
            6375
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.894208963283,
            0.0,
            -8.99928e-06,
            42.54738570881901
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 170.535,
                "maximum": 179.533,
                "mean": 173.511,
                "stddev": 2.452
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_13_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.85582703383702,
              42.551435385169
            ],
            [
              -82.85582703383702,
              42.634075773409
            ],
            [
              -82.747052736477,
              42.634075773409
            ],
            [
              -82.747052736477,
              42.551435385169
            ],
            [
              -82.85582703383702,
              42.551435385169
            ]
          ]
        ]
      },
      "bbox": [
        -82.85582703383702,
        42.551435385169,
        -82.747052736477,
        42.634075773409
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.017333+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_13_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_13_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_13_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            9183,
            12087
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.855827033837,
            0.0,
            -8.99928e-06,
            42.634075773409
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 170.894,
                "maximum": 187.172,
                "mean": 174.814,
                "stddev": 2.015
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_22_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.63122300216,
              42.62505849532
            ],
            [
              -82.63122300216,
              42.675715442439994
            ],
            [
              -82.59598182168,
              42.675715442439994
            ],
            [
              -82.59598182168,
              42.62505849532
            ],
            [
              -82.63122300216,
              42.62505849532
            ]
          ]
        ]
      },
      "bbox": [
        -82.63122300216,
        42.62505849532,
        -82.59598182168,
        42.675715442439994
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.036010+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_22_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_22_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_22_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5629,
            3916
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.63122300216,
            0.0,
            -8.99928e-06,
            42.675715442439994
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 172.746,
                "maximum": 179.547,
                "mean": 175.721,
                "stddev": 0.831
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_24_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.681537976962,
              42.546575773938
            ],
            [
              -82.681537976962,
              42.60083243305801
            ],
            [
              -82.605422066722,
              42.60083243305801
            ],
            [
              -82.605422066722,
              42.546575773938
            ],
            [
              -82.681537976962,
              42.546575773938
            ]
          ]
        ]
      },
      "bbox": [
        -82.681537976962,
        42.546575773938,
        -82.605422066722,
        42.60083243305801
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.056569+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_24_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_24_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_24_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            6029,
            8458
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.681537976962,
            0.0,
            -8.99928e-06,
            42.60083243305801
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 169.431,
                "maximum": 180.441,
                "mean": 175.441,
                "stddev": 0.67
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_25_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.642319114471,
              42.570090892729
            ],
            [
              -82.642319114471,
              42.620684844889006
            ],
            [
              -82.57492350655099,
              42.620684844889006
            ],
            [
              -82.57492350655099,
              42.570090892729
            ],
            [
              -82.642319114471,
              42.570090892729
            ]
          ]
        ]
      },
      "bbox": [
        -82.642319114471,
        42.570090892729,
        -82.57492350655099,
        42.620684844889006
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.075550+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_25_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_25_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_25_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5622,
            7489
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.642319114471,
            0.0,
            -8.99928e-06,
            42.620684844889006
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 169.183,
                "maximum": 181.094,
                "mean": 175.878,
                "stddev": 0.466
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_07_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.94433495320402,
              42.336397588192995
            ],
            [
              -82.94433495320402,
              42.38368880459301
            ],
            [
              -82.90193034584401,
              42.38368880459301
            ],
            [
              -82.90193034584401,
              42.336397588192995
            ],
            [
              -82.94433495320402,
              42.336397588192995
            ]
          ]
        ]
      },
      "bbox": [
        -82.94433495320402,
        42.336397588192995,
        -82.90193034584401,
        42.38368880459301
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.094348+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_07_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_07_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_07_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5255,
            4712
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.944334953204,
            0.0,
            -8.99928e-06,
            42.383688804593
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 163.829,
                "maximum": 181.38,
                "mean": 174.211,
                "stddev": 1.986
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_32_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.51140658747302,
              42.616689164867
            ],
            [
              -82.51140658747302,
              42.625265478706986
            ],
            [
              -82.50439614835301,
              42.625265478706986
            ],
            [
              -82.50439614835301,
              42.616689164867
            ],
            [
              -82.51140658747302,
              42.616689164867
            ]
          ]
        ]
      },
      "bbox": [
        -82.51140658747302,
        42.616689164867,
        -82.50439614835301,
        42.625265478706986
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.112379+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_32_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_32_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_32_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            953,
            779
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.511406587473,
            0.0,
            -8.99928e-06,
            42.625265478706986
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 175.11,
                "maximum": 179.771,
                "mean": 176.244,
                "stddev": 0.548
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_16_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.70261429085701,
              42.667976061915
            ],
            [
              -82.70261429085701,
              42.70822084207501
            ],
            [
              -82.639124370457,
              42.70822084207501
            ],
            [
              -82.639124370457,
              42.667976061915
            ],
            [
              -82.70261429085701,
              42.667976061915
            ]
          ]
        ]
      },
      "bbox": [
        -82.70261429085701,
        42.667976061915,
        -82.639124370457,
        42.70822084207501
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.131443+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_16_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_16_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_16_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            4472,
            7055
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.702614290857,
            0.0,
            -8.99928e-06,
            42.708220842075
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 171.439,
                "maximum": 184.758,
                "mean": 177.265,
                "stddev": 3.806
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_23_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.69419096472302,
              42.529423146148
            ],
            [
              -82.69419096472302,
              42.576165406468
            ],
            [
              -82.644730921843,
              42.576165406468
            ],
            [
              -82.644730921843,
              42.529423146148
            ],
            [
              -82.69419096472302,
              42.529423146148
            ]
          ]
        ]
      },
      "bbox": [
        -82.69419096472302,
        42.529423146148,
        -82.644730921843,
        42.576165406468
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.150429+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_23_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_23_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_23_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5194,
            5496
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.694190964723,
            0.0,
            -8.99928e-06,
            42.576165406468
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 173.585,
                "maximum": 180.36,
                "mean": 175.75,
                "stddev": 0.886
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_28_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.64471292296601,
              42.538224442045
            ],
            [
              -82.64471292296601,
              42.57008189324501
            ],
            [
              -82.58535367208599,
              42.57008189324501
            ],
            [
              -82.58535367208599,
              42.538224442045
            ],
            [
              -82.64471292296601,
              42.538224442045
            ]
          ]
        ]
      },
      "bbox": [
        -82.64471292296601,
        42.538224442045,
        -82.58535367208599,
        42.57008189324501
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.168954+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_28_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_28_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_28_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            3540,
            6596
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.644712922966,
            0.0,
            -8.99928e-06,
            42.570081893245
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 174.71,
                "maximum": 180.721,
                "mean": 176.315,
                "stddev": 0.84
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    },
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/raster/v1.1.0/schema.json",
        "https://stac-extensions.github.io/eo/v1.1.0/schema.json",
        "https://stac-extensions.github.io/projection/v2.0.0/schema.json"
      ],
      "id": "2012_NCMP_MI_StClair_10_BareEarth_1mGrid",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -82.91709413246902,
              42.456915946723996
            ],
            [
              -82.91709413246902,
              42.50612400976401
            ],
            [
              -82.836433585829,
              42.50612400976401
            ],
            [
              -82.836433585829,
              42.456915946723996
            ],
            [
              -82.91709413246902,
              42.456915946723996
            ]
          ]
        ]
      },
      "bbox": [
        -82.91709413246902,
        42.456915946723996,
        -82.836433585829,
        42.50612400976401
      ],
      "properties": {
        "start_datetime": "2012-08-10T00:00:00+00:00",
        "end_datetime": "2012-10-07T00:00:00+00:00",
        "created": "2026-03-19 05:46:42.188278+00:00",
        "license": "NLPL",
        "datetime": "2012-08-10T00:00:00Z"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/stac/2012_NCMP_MI_StClair_10_BareEarth_1mGrid.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "2012_NCMP_MI_StClair_10_BareEarth_1mGrid": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/dem/USACE_StClair_MI_DEM_2012_9423/2012_NCMP_MI_StClair_10_BareEarth_1mGrid.tif",
          "type": "image/tiff; application=geotiff; profile=cloud-optimized",
          "proj:shape": [
            5468,
            8963
          ],
          "proj:wkt2": "GEOGCRS[\"NAD83(2011)\",\n    DATUM[\"NAD83 (National Spatial Reference System 2011)\",\n        ELLIPSOID[\"GRS 1980\",6378137,298.257222101,\n            LENGTHUNIT[\"metre\",1]],\n        ANCHOREPOCH[2010]],\n    PRIMEM[\"Greenwich\",0,\n        ANGLEUNIT[\"degree\",0.0174532925199433]],\n    CS[ellipsoidal,2],\n        AXIS[\"geodetic latitude (Lat)\",north,\n            ORDER[1],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n        AXIS[\"geodetic longitude (Lon)\",east,\n            ORDER[2],\n            ANGLEUNIT[\"degree\",0.0174532925199433]],\n    USAGE[\n        SCOPE[\"Horizontal component of 3D system.\"],\n        AREA[\"Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.\"],\n        BBOX[14.92,167.65,74.71,-63.88]],\n    ID[\"EPSG\",6318]]",
          "proj:epsg": 6318,
          "proj:projjson": {
            "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
            "type": "GeographicCRS",
            "name": "NAD83(2011)",
            "datum": {
              "type": "GeodeticReferenceFrame",
              "name": "NAD83 (National Spatial Reference System 2011)",
              "anchor_epoch": 2010,
              "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
              }
            },
            "coordinate_system": {
              "subtype": "ellipsoidal",
              "axis": [
                {
                  "name": "Geodetic latitude",
                  "abbreviation": "Lat",
                  "direction": "north",
                  "unit": "degree"
                },
                {
                  "name": "Geodetic longitude",
                  "abbreviation": "Lon",
                  "direction": "east",
                  "unit": "degree"
                }
              ]
            },
            "scope": "Horizontal component of 3D system.",
            "area": "Puerto Rico - onshore and offshore. United States (USA) onshore and offshore - Alabama; Alaska; Arizona; Arkansas; California; Colorado; Connecticut; Delaware; Florida; Georgia; Idaho; Illinois; Indiana; Iowa; Kansas; Kentucky; Louisiana; Maine; Maryland; Massachusetts; Michigan; Minnesota; Mississippi; Missouri; Montana; Nebraska; Nevada; New Hampshire; New Jersey; New Mexico; New York; North Carolina; North Dakota; Ohio; Oklahoma; Oregon; Pennsylvania; Rhode Island; South Carolina; South Dakota; Tennessee; Texas; Utah; Vermont; Virginia; Washington; West Virginia; Wisconsin; Wyoming. US Virgin Islands - onshore and offshore.",
            "bbox": {
              "south_latitude": 14.92,
              "west_longitude": 167.65,
              "north_latitude": 74.71,
              "east_longitude": -63.88
            },
            "id": {
              "authority": "EPSG",
              "code": 6318
            }
          },
          "proj:transform": [
            8.99928e-06,
            0.0,
            -82.917094132469,
            0.0,
            -8.99928e-06,
            42.50612400976401
          ],
          "raster:bands": [
            {
              "data_type": "float32",
              "stats": {
                "minimum": 168.194,
                "maximum": 182.547,
                "mean": 174.403,
                "stddev": 3.143
              },
              "nodata": -3.4028235e+38,
              "unit": "metre"
            }
          ],
          "eo:bands": [
            {
              "name": "b1",
              "description": "gray"
            }
          ]
        }
      }
    }
  ]
}