Sacramento County, California, 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 Sacramento County, California, and

San Benito County, California, give the percentage contributions from specific air pollution sources.  The Sacramento County Seat is Sacramento, California, and the San Benito County Seat is Hollister, California.