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Federal
National Rivers and Streams Data Set
U.S. Environmental Protection Agency —
EPA data is publicly available via the EPA/NARS/NRSA website. (https://www.epa.gov/national-aquatic-resource-surveys/nrsa). The non-EPA data benthic macroinvertebrate... -
Federal
EnviroAtlas - Freshwater Fishing Recreation Demand by 12-Digit HUC in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for freshwater fishing by location in the... -
Federal
EnviroAtlas - Big Game Hunting Recreation Demand by 12-Digit HUC in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for big game hunting by location in the... -
Federal
EnviroAtlas - Bird Watching Recreation Demand by 12-Digit HUC in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for bird watching by location in the contiguous... -
Federal
EnviroAtlas - Migratory Bird Hunting Recreation Demand by 12-Digit HUC in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for migratory bird hunting by location in the... -
Federal
EnviroAtlas -- Los Angeles County, CA -- Meter-Scale Urban Land Cover (MULC) Data (2016) 12 recent views
U.S. Environmental Protection Agency —
The Los Angeles County, CA Meter Urban Land Cover (MULC) dataset was generated from sub-meter image pixel resolution data created by the University of Vermont Spatial... -
Federal
Wetland Contaminant Samples, Stillwater NWR, 1996, USFWS and USGS
U.S. Environmental Protection Agency —
Investigations of wetlands in Lahontan Valley have documented concentrations of inorganic contaminants in water, sediment, and biological samples in excess of... -
Federal
Critical Habitat for Endangered Species
U.S. Environmental Protection Agency —
The Endangered Species Act (ESA) provides a program for the conservation of threatened and endangered species and the habitats in which they are found. The U.S. Fish... -
Federal
Endangered Species Range Areas
U.S. Environmental Protection Agency —
The Endangered Species Act (ESA) provides a program for the conservation of threatened and endangered species and the habitats in which they are found. The U.S. Fish... -
Federal
EnviroAtlas -- Tacoma, WA -- Meter-Scale Urban Land Cover (MULC) Data (2011)
U.S. Environmental Protection Agency —
The Tacoma, WA Meter Urban Land Cover (MULC) dataset was generated from 1-meter image pixel resolution data sourced from 2011 USDA National Agricultural Imagery... -
Federal
EnviroAtlas – San Diego, CA – Meter-Scale Urban Land Cover (MULC) Data (2014)
U.S. Environmental Protection Agency —
The San Diego, CA Meter Urban Land Cover (MULC) dataset was generated from sub-meter image pixel resolution data created by the University of Vermont (UVM) Spatial... -
Federal
Level III Ecoregions of the Mississippi Alluvial Plain
U.S. Environmental Protection Agency —
Ecoregions for the Mississippi Alluvial Plain were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in... -
Federal
Level IV Ecoregions of the Mississippi Alluvial Plain
U.S. Environmental Protection Agency —
Ecoregions for the Mississippi Alluvial Plain were extracted from the seamless national shapefile. Ecoregions denote areas of general similarity in ecosystems and in...