Collections in this service

Name Type Description
HU02 feature Two-digit Hydrologic Regions from USGS NHDPlus High Resolution
HU04 feature Four-digit Hydrologic Subregion from USGS NHDPlus High Resolution
HU06 feature Six-digit Hydrologic Basins from USGS NHDPlus High Resolution
HU08 feature Eight-digit Hydrologic Subbasins from USGS NHDPlus High Resolution
HU10 feature Ten-digit Watersheds from USGS NHDPlus High Resolution
USGS National Aquifers feature National Aquifers of the United States from USGS National Water Information System National Aquifer code list
USGS Principal Aquifers feature Principal Aquifers of the United States from 2003 USGS data release
USGS Secondary Hydrogeologic Regions feature Secondary Hydrogeologic Regions of the Conterminous United States from 2018 USGS data release
Reference Gages feature United States community contributed reference Stream Gage Monitoring Locations
Reference Mainstems feature United States community ontributed reference Mainstem Rivers
Reference Dams feature United States Community Contributed Reference Dams
Public Water Systems feature Public Water Systems from United States EPA Safe Drinking Water Information System
States feature States from United States Census Bureau Cartographic Boundaries
Counties feature Counties from United States Census Bureau Cartographic Boundaries
American Indian/Alaska Native Areas/Hawaiian Home Lands (AIANNH) feature Federally recognized American Indian/Alaska Native Areas/Hawaiian Home Lands (AIANNH)
Core-based statistical areas (CBSA) feature United States Metropolitan and Micropolitan Statistical Areas
Urban Areas feature United States Urbanized Areas and Urban Clusters from the 2010 Census
Places feature United States legally incorporated and Census designated places