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Federal
Great Lakes Environmental Database (GLENDA)
U.S. Environmental Protection Agency —
The Great Lakes Environmental Database (GLENDA) houses environmental data collected by EPA Great Lakes National Program Office (GLNPO) programs that sample water,... -
Federal
ATTAINS Assessments
U.S. Environmental Protection Agency —
State water quality assessment decisions reported to EPA under the Integrated Report (IR), and Clean Water Act Sections 303(d) and 305(b). This service provides... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Slope Along Stream
U.S. Environmental Protection Agency —
This dataset represents slope percent along stream within individual, local NHDPlusV2 catchments and upstream, contributing watersheds. -
Federal
Environmental Monitoring and Assessment Program (EMAP)
U.S. Environmental Protection Agency —
The Environmental Monitoring and Assessment Program (EMAP) was a national research program run by EPA’s Office of Research and Development from 1990 to 2008 to... -
Federal
EnviroAtlas -- Cyanobacteria Index for the Continental United States
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
Vic-Maui Race Special Report Debris, Maui HI, 2012, US EPA Region 9
U.S. Environmental Protection Agency —
Marine debris degrades ocean habitats, endangers marine and coastal wildlife, causes navigation hazards, results in economic losses to industry and governments, and... -
Federal
Global_NonFloodplain_Wetlands
U.S. Environmental Protection Agency —
Here, we provide the first global geodatabase of non-floodplain wetlands. We incorporate the recent development of a high-resolution global floodplain mapping... -
Federal
EnviroAtlas - Rare Ecosystems in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset identifies rare ecosystems using base landcover data from the USGS GAP Analysis Program (Version 2, 2011) combined with landscape ecology... -
Federal
U.S. Level III and IV Ecoregions (U.S. EPA)
U.S. Environmental Protection Agency —
This map service displays Level III and Level IV Ecoregions of the United States and was created from ecoregion data obtained from the U.S. Environmental Protection... -
Federal
Metadata for Coral Reef Resilience Assessment for Puerto Rico
U.S. Environmental Protection Agency —
Climate change threatens coral reefs through multiple pathways and interactions with local stressors. More resilient reefs have a higher likelihood of returning to a... -
Federal
EnviroAtlas Community Block Group Metrics Web Service
U.S. Environmental Protection Agency —
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). This web service includes... -
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
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: National Land Cover Database - Impervious Surfaces
U.S. Environmental Protection Agency —
This dataset represents data derived from the NLCD dataset and the National Hydrography Dataset version 2.1(NHDPlusV2) (see Data Sources for links to NHDPlusV2 data... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Surficial Lithology in Watershed
U.S. Environmental Protection Agency —
This dataset represents the density of 18 USGS lithology classes within individual, local NHDPlusV2 catchments and upstream, contributing watersheds(see Data Sources... -
Federal
San Francisco Bay Area Baseline Trash Loading Summary Results, San Francisco Bay Area CA, 2012, US EPA Region 9
U.S. Environmental Protection Agency —
The San Francisco Bay Area stormwater permit sets trash control guidelines for discharges through the storm drain system. The permit covers Alameda, Contra Costa,... -
Federal
The LakeCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Road and Stream Intersections
U.S. Environmental Protection Agency —
This dataset represents the density of road and stream crossings within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies. Catchment... -
Federal
Abandoned Uranium Mines Map Service, Navajo Nation, 2021, U.S. EPA Region 9
U.S. Environmental Protection Agency —
This U.S. EPA Region 9 web service contains the following map layers: Abandoned Uranium Mines, Priority Mines, Tronox Mines, Trust Mines, Mines with Enforcement... -
Federal
Sustainable Materials Management Challenge Data
U.S. Environmental Protection Agency —
Sustainable Materials Management (SMM) is a systemic approach to using and reusing materials more productively over their entire lifecycles. It represents a change in... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: National Land Cover Database
U.S. Environmental Protection Agency —
This dataset represents data derived from the NLCD dataset and the National Hydrography Dataset version 2.1(NHDPlusV2) (see Data Sources for links to NHDPlusV2 data... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Agricultural Nitrogen Inputs
U.S. Environmental Protection Agency —
This dataset represents the application of nitrogen within individual, local NHDPlusV2 catchments and upstream, contributing watersheds based data published in EPA...