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Federal
USGS Water-Quality Data for the Nation - National Water Information System (NWIS) 108 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
Toxics Release Inventory (TRI) 107 recent views
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... -
Federal
Maritime Limits and Boundaries of United States of America NGDA 86 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA is responsible for depicting on its nautical charts the limits of the 12 nautical mile Territorial Sea, 24 nautical mile Contiguous Zone, and 200 nautical mile... -
Federal
Sea Level Trends: Sea Level Variations of the United States Derived from National Water Level Observation Network Stations NGDA 32 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Water level records are a combination of the fluctuations of the ocean and the vertical land motion at the location of the station. Monthly mean sea level (MSL)... -
Federal
USGS Surface-Water Data for the Nation - National Water Information System (NWIS) 18 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) 17 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 Water Use Data for the Nation - National Water Information System (NWIS) 14 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
GAGES-II: Geospatial Attributes of Gages for Evaluating Streamflow 12 recent views
Department of the Interior —
This dataset, termed "GAGES II", an acronym for Geospatial Attributes of Gages for Evaluating Streamflow, version II, provides geospatial data and classifications for... -
Federal
EnviroAtlas - Fruit and vegetable crops for the Conterminous United States 10 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes data on the area, yield, and number of fruit and vegetable crops grown per 12-digit Hydrologic Unit (HUC) in the conterminous USA.... -
Federal
EnviroAtlas - 303(d) Impairments by 12-digit HUC for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset depicts the total length of stream or river flowlines that have impairments submitted to the EPA by states under section 303(d) of the Clean... -
Federal
Social Vulnerability Index (SoVI) for the U.S. Coastal States based on the 2010 Census Tracts
National Oceanic and Atmospheric Administration, Department of Commerce —
The Social Vulnerability Index (SoVI) 2006-10 measures the social vulnerability of U.S. counties to environmental hazards. The index is a comparative metric that... -
Federal
Groundwater depletion in the United States (1900-2008)
Department of the Interior —
A natural consequence of groundwater withdrawals is the removal of water from subsurface storage, but the overall rates and magnitude of groundwater depletion in the... -
Federal
National Status and Trends: Mussel Watch Program
National Oceanic and Atmospheric Administration, Department of Commerce —
Mussel Watch is the longest running continuous chemical contaminant monitoring program in U.S. coastal and Great Lakes waters and was created in response to concerns... -
Federal
EnviroAtlas - National Inventory of Dams for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset is a summary of the National Dams Inventory data from 2009 survey. The file contains counts of inventoried dams by 12-digit hydrologic units... -
Federal
EnviroAtlas - Average Annual Precipitation 1981-2010 by HUC12 for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset provides the average annual precipitation by 12-digit Hydrologic Unit (HUC). The values were estimated from maps produced by the PRISM... -
Federal
EnviroAtlas - Agricultural Water Demand by 12-Digit HUC for the Conterminous United States
U.S. Environmental Protection Agency —
The national agricultural water demand metric provides insight into the amount of water used for agricultural irrigation in the contiguous United States. The... -
Federal
EnviroAtlas - Percent Urban Land Cover by 12-Digit HUC for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset estimates the percent urban land for each 12-digit hydrologic unit code (HUC) in the conterminous United States. For the purposes of this... -
Federal
EnviroAtlas - Atmospheric Nitrogen and Sulfur Deposition by 12-digit HUC for the Conterminous United States (2017)
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes annual nitrogen and sulfur deposition within each 12-digit HUC subwatershed for the year 2017. Values are provided for total... -
Federal
EnviroAtlas - MSPA connectivity with water as foreground and 3-pixel edge width for the conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset categorizes land cover into structural elements (e.g. core, edge, connector, etc.). It depicts core areas of natural land cover, core... -
Federal
EnviroAtlas - Biological nitrogen fixation in natural/semi-natural ecosystems by 12-digit HUC for the Conterminous United States, 2006
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains data on the mean biological nitrogen fixation in natural/semi-natural ecosystems per 12-digit Hydrologic Unit (HUC) in 2006....