Clearwater County, Idaho, Air Pollution Sources

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Abstract: The Environmental Protection Agency (EPA) compiles data on emission tonnages of air pollutants for US counties.  US Air Quality Gradebook ("AirGrades") source sheets give the percentage contributions from specific air pollution sources.  This source sheet is for

Clearwater County, Idaho; Custer County, Idaho; and Elmore County, Idaho.  The Clearwater County Seat is Orofino, Idaho; the Custer County Seat is Challis, Idaho; and the Elmore County Seat is Mountain Home, Idaho.