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Federal
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA
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... -
Federal
Collection TIGERweb, 2017, Series Information for the TIGERweb, Web Mapping Service and REST files
U.S. Census Bureau, Department of Commerce —
TIGERweb allows the viewing of TIGER spatial data online and for TIGER data to be streamed to your mapping application. TIGERweb consists of a web mapping service and... -
Federal
Sensitivity of Coastal Environments and Wildlife to Spilled Oil: Northwest Arctic, Alaska: FISHL (Fish Lines)
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set contains sensitive biological resource data for anadromous fish species in Northwest Arctic, Alaska. Vector arcs in this data set represent species...