Franklin Parish, Louisiana, Air Pollution Sources B

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Abstract: The Environmental Protection Agency (EPA) compiles data on emission tonnages of air pollutants for US counties.  US Air Quality Gradebook ("AirGrades") source sheets such as this one for Franklin Parish, Louisiana, and

Grant Parish, Louisiana, give the percentage contributions from specific air pollution sources.  The Franklin Parish Seat is Winnsboro, Louisiana, and the Grant Parish Seat is Colfax, Louisiana.