The 2008 Lists:

Top 10 U.S. Cities Most Polluted by Short-Term Particle Pollution:

1.) Pittsburgh, Pa.
2.) Los Angeles/Long Beach/Riverside, Calif.
3.) Fresno/Madera, Calif.
4.) Bakersfield, Calif.
5.) Birmingham, Ala.
6.) Logan, Utah
7.) Salt Lake City, Utah
8.) Sacramento, Calif.
9.) Detroit, Mich.
10.) Baltimore, Md./Washington, D.C./Northern Virginia.

Top 10 U.S. Cities Most Polluted by Year-Round Particle Pollution:

1.) Los Angeles/Long Beach/Riverside, Calif.
2.) Pittsburgh, Pa.
3.) Bakersfield, Calif.
4.) Birmingham, Ala.
5.) Visalia/Porterville, Calif.
6.) Atlanta, Ga.
7.) Cincinnati, Ohio
8.) Fresno/Madera, Calif.
9.) Hanford/Corcoran, Calif.
10.) Detroit, Mich.

Top 10 U.S. Cities Most Polluted by Ozone:

1.) Los Angeles/Long Beach/Riverside, Calif.
2.) Bakersfield, Calif.
3.) Visalia/Porterville, Calif.
4.) Houston, Texas
5.) Fresno/Madera, Calif.
6.) Sacramento, Calif.
7.) Dallas-Fort Worth, Texas
8.) New York, N.Y./Newark, N.J.
9.) Baltimore, Md./Washington, D.C./Northern Virginia
10.) Baton Rouge, La.

To see what grade (A to F) your community’s air quality earned, visit the American Lung Association website at www.lungusa.org.