Madison County, Missouri, Air Pollution Sources

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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 Madison County, Missouri, and

Maries County, Missouri, give the percentage contributions from specific air pollution sources.  The Madison County Seat is Fredericktown, Missouri, and the Maries County Seat is Vienna, Missouri.