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Federal
NPL Superfund Site Boundaries (EPA)
U.S. Environmental Protection Agency —
This GIS dataset contains polygons depicting U.S. EPA Superfund Site boundaries. Site boundaries are polygons representing the footprint of a whole site, defined for... -
Federal
NPL Superfund Institutional Control Boundaries (EPA)
U.S. Environmental Protection Agency —
This GIS dataset contains polygons depicting U.S. EPA Superfund Institutional Control boundaries. Institutional controls are non-engineered instruments, such as... -
Federal
EnviroAtlas – Potential Wetland Area for the Conterminous United States
U.S. Environmental Protection Agency —
The Potential Wetland Area (PWA) layer shows areas where conditions may be suitable for wetland habitat at a 10-m resolution. Since the 1600's, an estimated 53% of... -
Federal
NPL Superfund Operable Unit Boundaries (EPA)
U.S. Environmental Protection Agency —
This GIS dataset contains polygons depicting U.S. EPA Superfund Operable Unit boundaries. The operable unit (OU) polygons represent an individual OU’s perimeters,... -
Federal
NPL Superfund Site Feature Areas (EPA)
U.S. Environmental Protection Agency —
This GIS dataset contains polygons depicting U.S. EPA Superfund features. This dataset is reserved for important Superfund site features that are best captured as... -
Federal
EnviroAtlas – Potential Wetland Area on Cultivated Cropland Area for the Conterminous United States
U.S. Environmental Protection Agency —
The Percentage Potential Wetland Area on Cultivated Cropland (PWAC) layer shows areas where conditions may be suitable for wetland restoration or creation at a 10-m... -
Federal
San Francisco Bay Water Quality Improvement Fund County Polygons, California, 2007, Tele Atlas
U.S. Environmental Protection Agency —
This layer contains 58 polygon features representing California counties clipped from the national Tele Atlas county dataset. Dynamap(R)/2000 County Boundary file... -
Federal
NPL Superfund Linear Site Features (EPA)
U.S. Environmental Protection Agency —
This GIS dataset contains lines depicting U.S. EPA Superfund features. This dataset is reserved for important Superfund site features that are best captured as linear...