McDonald 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 McDonald County, Missouri, and

Mercer County, Missouri, give the percentage contributions from specific air pollution sources.  The McDonald County Seat is Pineville, Missouri, and the Mercer County Seat is Princeton, Missouri.