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

Guadalupe County, Texas; Hale County, Texas; and Hall County, Texas.  The Guadalupe County Seat is Seguin, Texas; the Hale County Seat is Plainview, Texas; and the Hall County Seat is Memphis, Texas.