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Federal
Regional Air Quality Data
U.S. Environmental Protection Agency —
This asset provides data on regional air quality, including trace level SO2, nitric acid, ozone, carbon monoxide, and NOy; and particulate sulfate, nitrate, and... -
Federal
Concentrated Animal Feeding Operations (CAFOs) per County Downloadable Package, US, 2013, US EPA
U.S. Environmental Protection Agency —
This downloadable data package contains the following map layer: An ESRI polygon layer which depicts the boundaries of each US county. It has been joined with a US... -
Federal
Drinking Water Treatability Database (TDB)
U.S. Environmental Protection Agency —
The Drinking Water Treatability Database (TDB) presents referenced information on the control of contaminants in drinking water. It allows drinking water utilities,...