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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
TIGER 2010 Boundaries
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 the... -
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...