Rank |
City |
Pollution Index |
Exp Pollution Index |
|---|---|---|---|
| Phoenix, AZ, United States | 64.0 | 111.6 | |
| Los Angeles, CA, United States | 61.9 | 107.4 | |
| Salt Lake City, UT, United States | 59.0 | 111.9 | |
| Houston, TX, United States | 55.8 | 95.8 | |
| New York, NY, United States | 55.7 | 97.5 | |
| Detroit, MI, United States | 52.1 | 92.3 | |
| San Jose, CA, United States | 51.1 | 86.7 | |
| Las Vegas, NV, United States | 50.6 | 84.3 | |
| Atlanta, GA, United States | 49.7 | 83.4 | |
| Philadelphia, PA, United States | 49.6 | 87.5 | |
| Hamilton, Canada | 48.5 | 83.5 | |
| Winnipeg, Canada | 44.7 | 74.7 | |
| Sacramento, CA, United States | 42.4 | 73.1 | |
| Dallas, TX, United States | 41.8 | 69.4 | |
| Pittsburgh, PA, United States | 41.7 | 71.8 | |
| Denver, CO, United States | 41.6 | 71.0 | |
| Honolulu, HI, United States | 41.5 | 69.2 | |
| San Antonio, TX, United States | 41.4 | 71.1 | |
| Miami, FL, United States | 39.5 | 67.5 | |
| Indianapolis, IN, United States | 39.4 | 64.8 | |
| Chicago, IL, United States | 38.9 | 65.7 | |
| Washington, DC, United States | 38.2 | 63.7 | |
| Toronto, Canada | 37.7 | 61.8 | |
| San Francisco, CA, United States | 37.4 | 65.3 | |
| Orlando, FL, United States | 36.5 | 67.8 | |
| Richmond, VA, United States | 35.1 | 60.9 | |
| Montreal, Canada | 34.4 | 58.4 | |
| Brampton, Canada | 34.1 | 56.4 | |
| Austin, TX, United States | 33.6 | 56.6 | |
| San Diego, CA, United States | 33.5 | 63.9 | |
| Seattle, WA, United States | 31.3 | 53.9 | |
| Nashville, TN, United States | 30.7 | 52.5 | |
| Reno, NV, United States | 28.1 | 46.3 | |
| Portland, OR, United States | 26.6 | 46.3 | |
| Edmonton, Canada | 26.1 | 44.5 | |
| Tampa, FL, United States | 25.8 | 46.6 | |
| Vancouver, Canada | 25.0 | 41.9 | |
| Calgary, Canada | 25.0 | 40.3 | |
| Columbus, OH, United States | 24.4 | 38.5 | |
| Boston, MA, United States | 24.0 | 42.1 | |
| Mississauga, Canada | 21.1 | 35.5 | |
| Minneapolis, MN, United States | 20.2 | 34.2 | |
| Victoria, Canada | 14.2 | 29.7 | |
| Ottawa, Canada | 13.6 | 25.5 |