Sully County, South Dakota, 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

Sully County, South Dakota; Todd County, South Dakota; and Tripp County, South Dakota.  The Sully County Seat is Onida, South Dakota; the Todd County Seat is Winner, South Dakota; and the Tripp County Seat is Winner, South Dakota.