500 datasets found
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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-... -
Federal
US EPA 2014 Ozone Season Review by Core Based Statistical Area recent views
U.S. Environmental Protection Agency —
This web service contains the following layer: CBSA35_2014OzoneAQI_data. Full FGDC metadata record for this layer may be found by clicking the layer name at the web... -
Federal
EnviroAtlas - Percentage of stream and water body shoreline lengths within 30 meters of >= 5% or >= 15% impervious cover by 12-Digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the percentages of stream and water body shoreline lengths within 30 meters of impervious cover by 12-digit Hydrologic Unit (HUC)... -
Federal
EJSCREEN Demographic Indicators 2015 Public recent views
U.S. Environmental Protection Agency —
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Federal
EnviroAtlas - Stream Confluence Dataset - Stressors for stream confluence watersheds for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains information about stressors in the upstream watersheds of stream confluences. Stream confluences are important components of fluvial... -
Federal
2006 PM-2.5 Nonattainment Areas recent views
U.S. Environmental Protection Agency —
This data layer identifies areas in the U.S. where air pollution levels have not met the National Ambient Air Quality Standards (NAAQS) for 2006 PM-2.5 standards.... -
Federal
EJSCREEN Indexes--2016 Public Release recent views
U.S. Environmental Protection Agency —
EJSCREEN is an environmental justice (EJ) screening and mapping tool that provides EPA with a nationally consistent dataset and methodology for calculating "EJ... -
Federal
EnviroAtlas - Phosphorus application as manure for 2012 by 12-digit HUC for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas national map displays the application rate of phosphorus (P) as manure on croplands in the conterminous United States (excluding Hawaii and Alaska)... -
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
Geographically Isolated Wetlands (Non-Floodplain Wetlands) of the Conterminous United States recent views
U.S. Environmental Protection Agency —
This data set represents the extent and approximate location of GIWs, also known as non-floodplain wetlands (NFWs), in the conterminous United States. NWI lacustrine... -
Federal
EnviroAtlas - 2016 Riparian 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 that is classified as tree canopy cover using the National Land Cover Database 2016 USFS Tree Canopy... -
Federal
US EPA Nonattainment Areas and Designations-Annual PM2.5 (2012 NAAQS) recent views
U.S. Environmental Protection Agency —
This web service contains the following layer: PM2.5 Annual 2012 NAAQS State Level. Full FGDC metadata records for each layer may be found by clicking the layer name... -
Federal
EnviroAtlas - 2019 Land Cover Proportions 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 that is classified as natural, forest, wetland, agricultural, and developed land cover using the 2019... -
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
Correctional Facilities, US and Territories, 2018, EPA Region 9 recent views
U.S. Environmental Protection Agency —
This GIS dataset contains point features that represent correctional facilities associated with a single NAICS code. Establishment-specific information, except the... -
Federal
Chemical Data Release (CDR) Chemicals per Site, 2012 recent views
U.S. Environmental Protection Agency —
This layer displays points of per site chemical use extracted from the 2012 Chemical Data Reporting (CDR) database. The CDR database contains comprehensive use and... -
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 - Stream Confluence Dataset - Hydrologic attributes of stream confluences for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains information about hydrologic attributes of the upstream catchments and watersheds of stream confluences. Stream confluences are... -
Federal
US EPA Nonattainment Areas and Designations-PM10 (1987 NAAQS) recent views
U.S. Environmental Protection Agency —
This web service contains the following layer: PM10 Nonattainment Areas (1987 NAAQS). Full FGDC metadata records for each layer may be found by clicking the layer... -
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...
500 datasets found