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    FederalToxics Release Inventory (TRI)U.S. Environmental Protection Agency — The Toxics Release Inventory (TRI) is a dataset compiled by the U.S. Environmental Protection Agency (EPA). It contains information on the release and waste...
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    FederalUSGS Water-Quality Data for the Nation - National Water Information System (NWIS)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...
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    FederalGlobal Surface Summary of the Day - GSODNational 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...
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    FederalProtected Areas Database of the United States (PAD-US) NGDADepartment 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...
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    FederalNOAA NEXt-Generation RADar (NEXRAD) Products NGDANational 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,...
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    FederalUSFWS National Wetlands Inventory NGDADepartment of the Interior — This data set represents the extent, approximate location and type of wetlands and deepwater habitats in the United States and its Territories. These data delineate...
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    FederalMajor Land UsesDepartment of Agriculture — ERS has been a source of major land use estimates in the United States for over 50 years, and the related U.S. cropland used for crops series dates back to 1910. The...
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    FederalNational Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDADepartment 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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    FederalUSGS US Topo Map CollectionDepartment of the Interior — Layered geospatial PDF 7.5 Minute Quadrangle Map. Layers of geospatial data include orthoimagery, roads, grids, geographic names, elevation contours, hydrography,...
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    FederalUSGS Surface-Water Data for the Nation - National Water Information System (NWIS)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...
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    FederalUSGS Water Use Data for the Nation - National Water Information System (NWIS)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...
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    FederalGlobal Flood Hazard Frequency and DistributionNational Aeronautics and Space Administration — The Global Flood Hazard Frequency and Distribution is a 2.5 minute grid derived from a global listing of extreme flood events between 1985 and 2003 (poor or missing...
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    FederalUSGS Groundwater Data for the Nation - National Water Information System (NWIS)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...
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    FederalNOAA Climate Data Record (CDR) of AVHRR Normalized Difference Vegetation Index (NDVI), Version 5National Oceanic and Atmospheric Administration, Department of Commerce — This dataset contains gridded daily Normalized Difference Vegetation Index (NDVI) derived from the NOAA Climate Data Record (CDR) of Advanced Very High Resolution...
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    FederalNACP North American Forest Dynamics Project: Forest Disturbance and Regrowth DataNational Aeronautics and Space Administration — This data set provides the results of time-series analyses of Landsat imagery for 55 selected forested sites across the conterminous U.S.A. The output is a pair of...
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    FederalPeriodical Cicada Broods (Feature Layer)Department of Agriculture — Note: This is a large dataset. To download, go to ArcGIS Open Data Set and click the download button, and under additional resources select the geodatabase option....
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    FederalGISS Surface Temperature AnalysisNational Oceanic and Atmospheric Administration, Department of Commerce — The GISTEMP dataset is a global 2x2 gridded temperature anomaly dataset. Temperature data is updated around the middle of every month using current data files from...
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    FederalQuality Controlled Local Climatological Data (QCLCD) PublicationNational Oceanic and Atmospheric Administration, Department of Commerce — Quality Controlled Local Climatological Data (QCLCD) contains summaries from major airport weather stations that include a daily account of temperature extremes,...
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    FederalUnited States Climate Reference Network (USCRN) Quality Controlled DatasetsNational Oceanic and Atmospheric Administration, Department of Commerce — USCRN Products are available on public FTP and derived from the USCRN processed data. Available parameters include averages and calculated values for precipitation,...
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    FederalHydrologic landscape regions of the United StatesDepartment of the Interior — Hydrologic landscape regions (HLRs) in the United States were delineated by using geographic information system (GIS) tools and statistical methods including...
