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

Trego County, Kansas; Wabaunsee County, Kansas; and Wallace County, Kansas.  The Trego County Seat is WaKeeney, Kansas; the Wabaunsee County Seat is Alma, Kansas; and the Wallace County Seat is Sharon Springs, Kansas.