Kentucky environmental attorney Sanders says Greater Cincinnati is 8th worst area for year round air pollution according to American Lung Assoc.

10 U.S. Cities Most Polluted by Year-Round Particle Pollution (Annual PM2.5)

1. Bakersfield, Calif.
2. Pittsburgh-New Castle, Pa.
3. Los Angeles-Long Beach-Riverside, Calif.
4. Visalia-Porterville, Calif.
5. Birmingham-Hoover-Cullman, Ala.
6. Hanford-Corcoran, Calif.
7. Fresno-Madera, Calif.
8. Cincinnati-Middletown-Wilmington, Ohio-Ky.-Ind.
9. Detroit-Warren-Flint, Mich.
10. Cleveland-Akron-Elyria, Ohio

Cities are listed in rank order of being polluted.