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1 dataset found

Federal

National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA recent views

Department of the Interior —

The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's...
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- XML

1 dataset found

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National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA recent views