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Federal
EnviroAtlas -- Cyanobacteria Index for the Continental United States recent views
U.S. Environmental Protection Agency —
This dataset shows the temporal frequency and spatial extent of cyanobacteria cells in large, freshwater lakes and reservoirs across the continental United States... -
Federal
EnviroAtlas - Potential Wetland Areas - Contiguous United States Web Service recent views
U.S. Environmental Protection Agency —
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). The EnviroAtlas Potential... -
Federal
EnviroAtlas - Residential vacancy rate by Census Tract for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset portrays the vacancy rate for residential addresses for each Census Tract for each year from 2010-2014. Vacant buildings are included if they... -
Federal
EnviroAtlas - Percentage of Working Age Population Who Are Employed by Block Group for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the employment rate, or the percent of the population aged 16-64 who have worked in the past 12 months. The employment rate is a... -
Federal
EnviroAtlas - Swine Operations by County recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset summarizes by county the number of farm operations with swine and the number of heads they manage. The data come from the Census of... -
Federal
Educational Institutions, US and Territories, 2016, EPA Region 9 recent views
U.S. Environmental Protection Agency —
This GIS dataset contains point features that represent educational institutions including colleges and universities and public and private elementary and secondary... -
Federal
EnviroAtlas - Protected Lands by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This dataset shows the percentage of each National Hydrography Dataset Plus (NHDPlus) V2 12-digit Hydrologic Unit (HUC) that is included in the USGS National Gap... -
Federal
EnviroAtlas - Agricultural phosphorus balance for 2012 by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas national map displays the mean phosphorus (P) balance between inorganic fertilizer and confined manure inputs and P crop removal on croplands in the... -
Federal
EnviroAtlas - Watershed Index Online Hydrologically Connected Zone Mask for the Conterminous United States recent views
U.S. Environmental Protection Agency —
The Hydrologically Connected Zone (HCZ) Mask was determined using grid analysis to combine surface water features in the United States from three datasets: First, the... -
Federal
EnviroAtlas - Percent Agriculture on Hydric Soil for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains data on Agricultural Land Coverage on Hydric Soils for each Watershed Boundary Dataset (WBD) 12-Digit Hydrologic Unit Code (HUC-12)... -
Federal
EnviroAtlas - 2016 Percent Tree Canopy Cover by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset represents the percentage of land area within each 12-digit hydrologic unit code (HUC) in the conterminous United States (CONUS) that is... -
Federal
Mandatory Class 1 Federal Areas Download Package recent views
U.S. Environmental Protection Agency —
This downloadable package contains the following layers: Mandatory Class 1 Federal Area polygons in the United States. Included in this package are a file... -
Federal
US EPA Nonattainment Areas and Designations-SO2 (2010 NAAQS) recent views
U.S. Environmental Protection Agency —
This web service contains the following layer: SO2 2010 NAAQS State Level. Full FGDC metadata records for each layer may be found by clicking the layer name at the... -
Federal
EnviroAtlas - Agricultural Water Demand by 12-Digit HUC for the Conterminous United States recent views
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 - 2019 Percent Impervious Cover by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset represents the percentage of land area within each 12-digit hydrologic unit code (HUC) in the conterminous United State that is impervious to... -
Federal
EnviroAtlas - Precipitation 1950 - 2099 for the Conterminous United States recent views
U.S. Environmental Protection Agency —
The EnviroAtlas Climate Scenarios were generated from NASA Earth Exchange (NEX) Downscaled Climate Projections (NEX-DCP30) ensemble averages (the average of over 30... -
Federal
EnviroAtlas - Duck Operations by County recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset summarizes by county the number of farm operations with ducks and the number of heads they manage. The data come from the Census of... -
Federal
EnviroAtlas - Manure application to agricultural lands from confined animal feeding operations by 12-digit HUC for the Conterminous United States, 2006 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains data on the mean livestock manure application to cultivated crop and hay/pasture lands by 12-digit Hydrologic Unit (HUC) in 2006.... -
Federal
US EPA Nonattainment Areas and Designations - Download Package recent views
U.S. Environmental Protection Agency —
This downloadable data package contains the following state level layers: Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010... -
Federal
EnviroAtlas - NHDPlus V2 Hydrologic Unit Boundaries Web Service - Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas web service contains layers depicting hydrologic unit boundary layers and labels for the Subregion level (4-digit HUCs), Subbasin level (8-digit...