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Federal
Collection Highway Performance Monitoring System (HPMS)
Department of Transportation —
HPMS compiles data on highway network extent, use, condition, and performance. The system consists of a geospatially-enabled database that is used to generate reports... -
Federal
Safe Drinking Water Information System (SDWIS)
U.S. Environmental Protection Agency —
The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations. -
Federal
USGS National Structures Dataset - USGS National Map Downloadable Data Collection NGDA
Department of the Interior —
USGS Structures from The National Map (TNM) consists of data to include the name, function, location, and other core information and characteristics of selected... -
Federal
Feed Grains Database
Department of Agriculture —
The Feed Grains Database contains statistics on four feed grains (corn, grain sorghum, barley, and oats), foreign coarse grains (feed grains plus rye, millet, and... -
Federal
Uranium Location Database
U.S. Environmental Protection Agency —
A GIS compiled locational database in Microsoft Access of ~15,000 mines with uranium occurrence or production, primarily in the western United States. The metadata... -
Federal
NOAA Monthly U.S. Climate Divisional Database (NClimDiv)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset replaces the previous Time Bias Corrected Divisional Temperature-Precipitation Drought Index. The new divisional data set (NClimDiv) is based on the... -
Federal
Supplemental Nutrition Assistance Program (SNAP) Data System
Department of Agriculture —
Note: The Food Environment Atlas contains ERS's most recent and reliable data on food assistance programs, including participants in the SNAP Program. The... -
Federal
U.S. 15 Minute Precipitation Data
National Oceanic and Atmospheric Administration, Department of Commerce —
U.S. 15 Minute Precipitation Data is digital data set DSI-3260, archived at the National Climatic Data Center (NCDC). This is precipitation data. The primary source... -
Federal
Watershed Boundary Dataset (WBD) - USGS National Map Downloadable Data Collection NGDA
Department of the Interior —
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and... -
Federal
USGS US Topo Map Collection
Department of the Interior —
Layered geospatial PDF 7.5 Minute Quadrangle Map. Layers of geospatial data include orthoimagery, roads, grids, geographic names, elevation contours, hydrography,... -
Federal
Protected Areas Database of the United States (PAD-US) NGDA
Department of the Interior —
This is series-level metadata for the USGS Protected Areas Database of the United States (PAD-US) data released by the United States Geological Survey (USGS). PAD-US... -
Federal
Global Surface Summary of the Day - GSOD
National Oceanic and Atmospheric Administration, Department of Commerce —
Global Surface Summary of the Day is derived from The Integrated Surface Hourly (ISH) dataset. The ISH dataset includes global data obtained from the USAF Climatology... -
Federal
Total tonnage of commodites carried on commercial waterways by traffic type
Department of Defense —
Total tonnage and tonnage by traffic type (in short tons of 2000 pounds) of commodites carried on commercial waterways, where the origin and destination of the cargo... -
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
U.S. Monthly Climate Normals (1981-2010)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Monthly Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as... -
Federal
NOAA NEXt-Generation RADar (NEXRAD) Products NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset consists of Level III weather radar products collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska,... -
Federal
Census Data
Department of Housing and Urban Development —
The Bureau of the Census has released Census 2000 Summary File 1 (SF1) 100-Percent data. The file includes the following population items: sex, age, race, Hispanic or... -
Federal
Amtrak Stations
Department of Transportation —
The Amtrak Stations dataset is as of September 03, 2025 from Amtrak and is part of the U.S. Department of Transportation (USDOT)/Bureau of Transportation Statistics... -
Federal
Severe Weather Data Inventory (SWDI)
National Oceanic and Atmospheric Administration, Department of Commerce —
The Severe Weather Data Inventory (SWDI) is an integrated database of severe weather records for the United States. SWDI enables a user to search through a variety of... -
Federal
U.S. Annual/Seasonal Climate Normals (1981-2010)
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Annual Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters that provide users with many tools to understand typical climate...