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Federal
USGS Water-Quality Data for the Nation - National Water Information System (NWIS) recent views
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
USGS Groundwater Data for the Nation - National Water Information System (NWIS) recent views
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
USGS Surface-Water Data for the Nation - National Water Information System (NWIS) recent views
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
Multibeam Bathymetry Database (MBBDB) NGDA recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Originally designed for military use, the multibeam echosounder has proved very useful for nautical charting, oceanographic research and modeling, habitat... -
Federal
TIGER/Line Shapefile, 2018, nation, U.S., Current American Indian/Alaska Native/Native Hawaiian Areas National (AIANNH) National recent views
U.S. Census Bureau, Department of Commerce —
The TIGER/Line Shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master... -
Federal
TIGER/Line Shapefile, 2018, nation, U.S., Current County and Equivalent National Shapefile recent views
U.S. Census Bureau, Department of Commerce —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master... -
Federal
USGS Water Use Data for the Nation - National Water Information System (NWIS) recent views
Department of the Interior —
The U.S. Geological Survey's National Water-Use Information Program is responsible for compiling and disseminating the nation's water-use data. The USGS works in... -
Federal
NOS Hydrographic Surveys Collection NGDA recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
USGS Land Cover (NLCD) Overlay Map Service from The National Map - National Geospatial Data Asset (NGDA) National Land Cover Database (NLCD) NGDA recent views
U.S. Geological Survey, Department of the Interior —
NLCD 1992, NLCD 2001, NLCD 2006, and NLCD 2011 are National Land Cover Database classification schemes based primarily on Landsat data along with ancillary data... -
Federal
NOAA/WDS Paleoclimatology - The International Tree-Ring Data Bank (ITRDB) Revisited recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for... -
Federal
Monitoring Trends in Burn Severity Conterminous United States (Map Service) NGDA recent views
Department of Agriculture —
Burn severity layers are thematic images depicting severity as unburned to low, low, moderate, high, and increased greenness (increased post-fire vegetation... -
Federal
TIGER/Line Shapefile, 2018, nation, U.S., Current American Indian Tribal Subdivision (AITS) National recent views
U.S. Census Bureau, Department of Commerce —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master...