National Hydrography Dataset (United States)
The National Hydrography Dataset (NHD) represents the water drainage network of the United States with features such as rivers, streams, canals, lakes, ponds, coastline, dams, and stream gages.
More information at https://www.usgs.gov/national-hydrography/national-hydrography-dataset
The initial data in this is just NHDFlowlines, and the 'M' coordinate has been removed (as GeoParquet does not yet support M).
Published on 2 Feb 2025Unlisted