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

Coryell County, Texas; Cottle County, Texas; and Crane County, Texas.  The Coryell County Seat is Gatesville, Texas; the Cottle County Seat is Paducah, Texas; and the Crane County Seat is Crane, Texas.