In April 2009, I summarized a story from Forbes that listed Sacramento as America's 6th dirtiest city for air polution, primarily ozone.  We were also ranked sixth in short-term particle pollution. That brief story can be found here. The latest list still has us at sixth for short-term particle pollution, but Sacramento has dropped to 9th dirtiest overall.  Meanwhile, California has gone from having 6 cities in the list to having 7/10 of the dirtiest cities, including the top 5. The ten dirtiest (in terms of air quality) cities in America, according to the American Lung Association and as reported by Forbes: 1: Bakersfield, Calif. 2: Los Angeles - Long Beach - Riverside, Calif. 3: Fres

Sacramento has been rated the sixth worst metropolitan statistical area for ozone pollution by the American Lung Association, as reported by Forbes.com – and other central valley communities are even worse. Here’s the top 10 (or bottom 10 depending on your perspective): 1. Los Angeles-Long Beach-Riverside, CA 2. Bakersfield, CA 3. Visalia-Porterville, CA 4. Fresno-Madera, CA 5. Houston-Baytown-Huntsville, TX 6. Sacramento-Arden-Arcade-Yuba City, CA 7. Dallas-Fort Worth, TX 8. Charlotte-Gastonia-Salisbury, NC/SC 9. Phoenix-Mesa-Scottsdale, AZ 10. El Centro, CA Sacramento also ranks 7th for short-term particle pollution, but is not listed in the worst 25 areas for year-round particle p