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

Comanche County, Oklahoma; Cotton County, Oklahoma; and Craig County, Oklahoma.  The Comanche County Seat is Lawton, Oklahoma; the Cotton County Seat is Walters, Oklahoma; and the Craig County Seat is Vinita, Oklahoma.