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Federal
EnviroAtlas - MSPA connectivity with water as foreground and 3-pixel edge width for the conterminous United States recent views
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 - Stream Confluence Dataset - Land cover attributes for stream confluence watersheds for the Conterminous United States - 2011 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains land cover proportions for the upstream watersheds of stream confluences for 2011. Stream confluences are important components of... -
Federal
EnviroAtlas - Stream Confluence Dataset - Stressors for stream confluence catchments for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains information about stressors in the upstream catchments of stream confluences. Stream confluences are important components of fluvial... -
Federal
EnviroAtlas - MSPA connectivity with water as missing and 1-pixel edge width for the conterminous United States recent views
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 - Availability of Local Food by 12-Digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains a count of the number of local farmers markets within each subwatershed (12-digit HUC) based on their location given within the USDA... -
Federal
EnviroAtlas - Cultivated biological nitrogen fixation in agricultural lands by 12-digit HUC in the Conterminous United States, 2006 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains data on the mean cultivated biological nitrogen fixation (C-BNF) in cultivated crop and hay/pasture lands per 12-digit Hydrologic... -
Federal
EnviroAtlas - Stream Confluence Dataset - Land cover change for stream confluence catchments for the Conterminous United States - 2001 to 2011 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains changes in land cover proportions between 2001 and 2011 for the upstream catchments of stream confluences. Stream confluences are... -
Federal
EnviroAtlas - Stream Confluence Dataset - Indicators of geologic (lithosphere) conditions for stream confluence watersheds for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains indices of geologic (lithosphere) conditions in the upstream watersheds of stream confluences. Stream confluences are important... -
Federal
EnviroAtlas - Stream Confluence Dataset - Land cover attributes for stream confluence catchments for the Conterminous United States - 2001 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains land cover proportions for the upstream catchments of stream confluences for 2001. Stream confluences are important components of... -
Federal
EnviroAtlas - Stream Confluence Dataset - Land cover change for stream confluence watersheds for the Conterminous United States - 2001 to 2011 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains changes in land cover proportions between 2001 and 2011 for the upstream watersheds of stream confluences. Stream confluences are... -
Federal
EnviroAtlas - 2011 Land Cover, Impervious Surface, and Riparian Land Cover Proportions by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset represents land cover across a watershed and in riparian areas for each 12-digit hydrologic unit code (HUC) in the conterminous United States... -
Federal
EnviroAtlas - NHDPlus V2 Flowlines and Waterbodies Web Service - Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas web service contains layers depicting NHD Version 2.1 Plus flowlines and waterbodies for the conterminous United States. EnviroAtlas... -
Federal
EnviroAtlas - Below Ground Live Tree Biomass Carbon Storage by 12-Digit HUC for the Conterminous United States - Forested recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the summed below ground live tree root dry biomass estimate by 12-digit Hydrologic Unit (HUC) in metric tons (megagrams) from the... -
Federal
EnviroAtlas - Accessibility Characteristics in the Conterminous U.S. Web Service recent views
U.S. Environmental Protection Agency —
This EnviroAtlas web service includes maps that illustrate factors affecting transit accessibility, and indicators of accessibility. Accessibility measures how easily... -
Federal
EnviroAtlas - Percent Urban Land Cover by 12-Digit HUC for the Conterminous United States recent views
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 - Selected National Air Toxics Assessment Results by State - 2014 recent views
U.S. Environmental Protection Agency —
These layers are a selection of the National Air Toxics Assessment (NATA) 2014 estimates of ambient concentrations and health-effect results by state. The... -
Federal
EnviroAtlas - Stream Confluence Dataset - Indicators of abiotic conditions for stream confluence watersheds for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains information about physical characteristics, such as temperature, elevation, and precipitation, in the upstream watersheds of stream... -
Federal
US EPA 2014 Fine Particulate Pollution (PM2.5) Season Review by City recent views
U.S. Environmental Protection Agency —
This web service contains the following layer: PM25Review35Cities_with2000to2014data. Full FGDC metadata records for each layer may be found by clicking the layer... -
Federal
EnviroAtlas - Reptile Biodiversity Ecosystem Services Metrics by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains biodiversity metrics reflecting ecosystem services or other aspects of biodiversity for reptile species, based on the number of... -
Federal
EnviroAtlas - 2015 EPA Discharge Monitoring Report Watershed Statistics by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes a number of Discharge Monitoring Report (DMR) metrics summarized by watershed for a given year (https://echo.epa.gov/help/loading-...