• Organization: U.S. Environmental Protection Agency
• Updated: 2017-02-22T00:00:00.000+00:00

This EnviroAtlas web service contains layers depicting hydrologic unit boundary layers and labels for the Subregion level (4-digit HUCs), Subbasin level (8-digit HUCs), and Subwatershed level...

• Organization: U.S. Environmental Protection Agency
• Updated: 2020-07-24

This data set contains estimated average annual soil loss (Mg ha-1 yr-1) and estimated average annual sediment yield (Mg ha-1 yr-1) aggregated by HUC-12 watersheds for the conterminous US. This...

• xml

• Organization: U.S. Environmental Protection Agency
• Updated: 2017-08-04T00:00:00.000+00:00

This EnviroAtlas dataset is a digital hydrologic unit (HUC) boundary layer to the Subwatershed (12-digit) 6th level for Puerto Rico, based on the May 2016 NHDPlus V2.1 WBD (Watershed Boundary...

• Organization: U.S. Environmental Protection Agency
• Updated: 2017-08-04T00:00:00.000+00:00

This EnviroAtlas dataset is a digital hydrologic unit (HUC) boundary layer to the Subwatershed (12-digit) 6th level for Puerto Rico, based on the May 2016 NHDPlus V2.1 WBD (Watershed Boundary...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-02-02T00:00:00.000+00:00

This EnviroAtlas dataset is a digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the conterminous United States, based on the January 6, 2015 NHDPlus V2 WBD...

• Organization: U.S. Environmental Protection Agency
• Updated: 2020-07-24

This data contains a comparison between the soil loss values we calculated using RUSLE and those produced by the Iowa State University's Daily Erosion Project (DEP). The comparison is done for...

• xml

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-05-07T00:00:00.000+00:00

This dataset is a summary of crop acres without nearby pollinator habitat. Pollination habitat here is defined as trees (fruit, nut, deciduous, and evergreen). Crops are only those that either...

• Organization: Department of the Interior
• Updated: 2025-03-13T00:00:00Z

With the Surface Water Index of Permanence (SWIPe), we provide a standardized metric for describing one- to five-year anomalies of the annual minimum surface water extent of streams and wetlands...

• xml
• xml

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-05-07T00:00:00.000+00:00

This EnviroAtlas dataset includes analysis by NatureServe of species that are Imperiled (G1/G2) or Listed under the U.S. Endangered Species Act (ESA) by 12-digit Hydrologic Units (HUCs). The...

• Organization: Department of the Interior
• Updated: 2020-07-01T00:00:00Z

** Dataset containing HUC12 watershed boundaries that are within or intersect the boundary of a standard park AOA. ** The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection...

• zip

• Organization: Department of the Interior
• Updated: 2022-08-28T00:00:00Z

Compressed file sedPbZn_SourceData_gdb.zip contains the GIS datasets and Python scripts used to calculate the estimated potential and certainty that sediment-hosted Pb-Zn (lead-zinc) deposits...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2022-08-24T00:00:00Z

Compressed file SedPbZn_Results_gdb.zip contains the analytical results of a geospatial analysis for identifying areas in Alaska that may have potential for sediment-hosted Pb-Zn (lead-zinc)...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2026-01-26T00:00:00Z

This dataset provides monthly summaries of evapotranspiration (ET) data from OpenET v2.0 image collections for the period 2000-2024 for all National Watershed Boundary Dataset subwatersheds...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2022-08-24T00:00:00Z

The National Water Quality Network (NWQN) for Rivers and Streams includes 113 surface-water river and stream sites monitored by the U.S. Geological Survey (USGS) National Water Quality Program...

• xml
• xml

• Organization: U.S. Environmental Protection Agency
• Updated: 2019-12-27T00:00:00.000+00:00

This EnviroAtlas dataset represents the percentage of land area that is classified as forest (excluding wetlands), forest including woody wetlands, and natural land cover that occurs within 45...

• Organization: U.S. Environmental Protection Agency
• Updated: 2020-06-01T00:00:00.000+00:00

This EnviroAtlas dataset represents the percentage of land area within each 12-digit hydrologic unit code (HUC) in Hawaii that is classified as tree canopy using the National Land Cover Database...

• Organization: U.S. Environmental Protection Agency
• Updated: 2019-08-01T00:00:00.000+00:00

This EnviroAtlas dataset represents the percentage land area that is classified as forest (excluding wetlands), forest including woody wetlands, and natural land cover that occurs within 45 meters...

• Organization: U.S. Environmental Protection Agency
• Updated: 2024-08-15T00:00:00.000+00:00

This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project. These climate change scenarios...

• Organization: Department of the Interior
• Updated: 2025-06-12T00:00:00Z

This data release contains the analytical results and evaluated source data files of geospatial analyses for identifying areas in Alaska that may be prospective for different types of lode gold...

• xml
• xml

• Organization: U.S. Environmental Protection Agency
• Updated: 2020-06-02T00:00:00.000+00:00

This EnviroAtlas dataset represents the percentage of land area within each 12-digit hydrologic unit code (HUC) in Puerto Rico and the US Virgin Islands that is classified as tree canopy using the...