Rank |
City |
Pollution Index |
Exp Pollution Index |
|---|---|---|---|
| Los Angeles, CA, United States | 66.3 | 115.6 | |
| Salt Lake City, UT, United States | 63.0 | 123.3 | |
| Detroit, MI, United States | 58.5 | 102.4 | |
| New York, NY, United States | 57.6 | 100.9 | |
| Phoenix, AZ, United States | 57.0 | 98.7 | |
| Houston, TX, United States | 56.1 | 96.8 | |
| Hamilton, Canada | 53.4 | 94.1 | |
| Las Vegas, NV, United States | 53.1 | 89.2 | |
| Philadelphia, PA, United States | 52.1 | 90.7 | |
| New Orleans, LA, United States | 49.8 | 92.5 | |
| San Francisco, CA, United States | 47.4 | 81.6 | |
| San Jose, CA, United States | 46.5 | 78.0 | |
| Sacramento, CA, United States | 45.4 | 77.1 | |
| Pittsburgh, PA, United States | 45.3 | 78.2 | |
| San Antonio, TX, United States | 45.0 | 74.9 | |
| Atlanta, GA, United States | 44.8 | 74.4 | |
| Cincinnati, OH, United States | 43.8 | 74.9 | |
| Chicago, IL, United States | 43.5 | 73.8 | |
| Denver, CO, United States | 42.8 | 74.2 | |
| Louisville, KY, United States | 42.5 | 72.7 | |
| Dallas, TX, United States | 41.9 | 69.5 | |
| Indianapolis, IN, United States | 41.8 | 70.1 | |
| Miami, FL, United States | 39.4 | 66.1 | |
| Washington, DC, United States | 39.2 | 66.5 | |
| Jacksonville, FL, United States | 38.6 | 73.6 | |
| Saint Louis, MO, United States | 38.0 | 64.7 | |
| Toronto, Canada | 37.8 | 62.5 | |
| Winnipeg, Canada | 37.5 | 62.2 | |
| Regina, Canada | 37.0 | 61.3 | |
| Honolulu, HI, United States | 36.8 | 61.6 | |
| Austin, TX, United States | 36.3 | 61.9 | |
| Nashville, TN, United States | 35.7 | 59.5 | |
| Orlando, FL, United States | 35.6 | 61.3 | |
| Oakland, CA, United States | 35.4 | 61.2 | |
| San Diego, CA, United States | 35.0 | 61.9 | |
| Brampton, Canada | 34.0 | 56.0 | |
| Montreal, Canada | 33.2 | 55.9 | |
| Reno, NV, United States | 32.4 | 52.6 | |
| Kansas City, MO, United States | 32.0 | 54.4 | |
| Richmond, VA, United States | 31.6 | 52.4 | |
| Portland, OR, United States | 31.2 | 53.2 | |
| Colorado Springs, CO, United States | 30.9 | 53.3 | |
| Tampa, FL, United States | 29.9 | 51.9 | |
| Milwaukee, WI, United States | 29.5 | 51.7 | |
| Edmonton, Canada | 29.5 | 49.4 | |
| Seattle, WA, United States | 28.6 | 50.5 | |
| Saskatoon, Canada | 28.5 | 47.9 | |
| Charlotte, NC, United States | 28.4 | 47.4 | |
| Boston, MA, United States | 27.0 | 45.9 | |
| Minneapolis, MN, United States | 26.5 | 44.2 | |
| Tucson, AZ, United States | 26.2 | 45.6 | |
| Columbus, OH, United States | 25.3 | 41.1 | |
| Albuquerque, NM, United States | 25.1 | 45.5 | |
| Mississauga, Canada | 24.3 | 39.9 | |
| Vancouver, Canada | 24.2 | 40.5 | |
| Calgary, Canada | 24.0 | 38.5 | |
| Raleigh, NC, United States | 22.6 | 37.1 | |
| Halifax, Canada | 22.6 | 40.1 | |
| Kelowna, Canada | 21.6 | 34.9 | |
| Ottawa, Canada | 21.2 | 36.1 | |
| Madison, WI, United States | 19.6 | 39.4 | |
| Victoria, Canada | 15.0 | 29.8 |