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Federal
ICLUS v2.1.1 land use projections for SSP2 and RCP4.5 pathways
U.S. Environmental Protection Agency —
The methodology used to produce these projections differs from ICLUS v2.0 (https://cfpub.epa.gov/ncea/iclus/recordisplay.cfm?deid=322479). The demographic components... -
Federal
ICLUS v2.1.1 population projections
U.S. Environmental Protection Agency —
The methodology used to produce these projections differs from ICLUS v2.0 (https://cfpub.epa.gov/ncea/iclus/recordisplay.cfm?deid=322479). The demographic components... -
Federal
National Hydrography Dataset Plus - NHDPlus
U.S. Environmental Protection Agency —
This high-level metadata data document will be supplemented with detailed regional metadata at a later date. The NHDPlusV2 is an integrated suite of application-ready... -
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
ICLUS v2.1.1 land use projections for SSP5 and RCP8.5 pathways
U.S. Environmental Protection Agency —
The methodology used to produce these projections differs from ICLUS v2.0 (https://cfpub.epa.gov/ncea/iclus/recordisplay.cfm?deid=322479). The demographic components... -
Federal
U.S. Precipitation, 1901–2023
U.S. Environmental Protection Agency —
This indicator shows the rate of change in total annual precipitation in different parts of the United States since the early 20th century (since 1901 for the... -
Federal
EnviroAtlas - Atmospheric Nitrogen and Sulfur Deposition by 12-digit HUC for the Conterminous United States (2017)
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes annual nitrogen and sulfur deposition within each 12-digit HUC subwatershed for the year 2017. Values are provided for total... -
Federal
EnviroAtlas - Potential Evapotranspiration 1950 - 2099 for the Conterminous United States
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
Hydrologic Landscape Classification of the U.S.
U.S. Environmental Protection Agency —
We apply the hydrologic landscapes (HL) concept to assess the hydrologic vulnerability of the western United States (U.S.) to projected climate conditions. Our goal... -
Federal
EnviroAtlas - Projected Change in Evapotranspiration by 12-Digit HUC for Alaska
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project.... -
Federal
EnviroAtlas - Projected Change in Evapotranspiration by 12-Digit HUC for the U.S. Virgin Islands & Puerto Rico
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project.... -
Federal
EnviroAtlas - Projected Change in Precipitation by 12-Digit HUC for Alaska
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project.... -
Federal
Change in Snowfall
U.S. Environmental Protection Agency —
This indicator shows the average rate of change in total snowfall from 1930 to 2007 at 419 weather stations in the contiguous 48 states. Blue circles represent... -
Federal
EnviroAtlas - Biological nitrogen fixation in natural/semi-natural ecosystems by 12-digit HUC for the Conterminous United States, 2006
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains data on the mean biological nitrogen fixation in natural/semi-natural ecosystems per 12-digit Hydrologic Unit (HUC) in 2006.... -
Federal
EnviroAtlas - Projected Change in Minimum Temperature by 12-Digit HUC for the U.S. Virgin Islands & Puerto Rico
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project.... -
Federal
EnviroAtlas - Projected Change in Precipitation by 12-Digit HUC for Hawaii
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project.... -
Federal
EnviroAtlas - Projected Change in Precipitation by 12-Digit HUC for the U.S. Virgin Islands & Puerto Rico
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project.... -
Federal
EnviroAtlas - Stream Confluence Dataset - Land cover attributes for stream confluence catchments for the Conterminous United States - 2011
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains land cover proportions for the upstream catchments of stream confluences for 2011. Stream confluences are important components of... -
Federal
EnviroAtlas - Projected Change in Precipitation by 12-Digit HUC for Hawaii
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project.... -
Federal
EnviroAtlas - Projected Change in Maximum Temperature by 12-Digit HUC for Guam and the Commonwealth of the Northern Mariana Islands
U.S. Environmental Protection Agency —
This dataset was assembled using statistically downscaled climate projections from the NASA Earth Exchange-Global Daily Downscaled Projections (NEX-GDDP) project....