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

Saline County, Arkansas; Scott County, Arkansas; and Searcy County, Arkansas.  The Saline County Seat is Benton, Arkansas; the Scott County Seat is Waldron, Arkansas; and the Searcy County Seat is Marshall, Arkansas.