Rank |
City |
Pollution Index |
Exp Pollution Index |
|---|---|---|---|
| Phoenix, AZ, United States | 61.4 | 107.2 | |
| Los Angeles, CA, United States | 60.4 | 103.9 | |
| Salt Lake City, UT, United States | 58.0 | 109.8 | |
| New York, NY, United States | 57.1 | 100.2 | |
| Detroit, MI, United States | 55.2 | 97.5 | |
| Houston, TX, United States | 52.4 | 89.3 | |
| Las Vegas, NV, United States | 52.1 | 87.2 | |
| Philadelphia, PA, United States | 51.8 | 91.0 | |
| San Jose, CA, United States | 50.8 | 85.9 | |
| Hamilton, Canada | 48.5 | 85.7 | |
| Louisville, KY, United States | 44.8 | 76.6 | |
| Atlanta, GA, United States | 44.7 | 73.9 | |
| Pittsburgh, PA, United States | 43.6 | 75.9 | |
| Indianapolis, IN, United States | 43.1 | 71.5 | |
| Sacramento, CA, United States | 42.5 | 71.9 | |
| Denver, CO, United States | 41.2 | 70.6 | |
| Chicago, IL, United States | 41.0 | 69.5 | |
| Nashville, TN, United States | 40.6 | 68.6 | |
| Dallas, TX, United States | 39.8 | 65.5 | |
| San Antonio, TX, United States | 39.4 | 65.4 | |
| Winnipeg, Canada | 39.3 | 65.5 | |
| Washington, DC, United States | 39.3 | 66.3 | |
| Toronto, Canada | 37.9 | 62.6 | |
| Miami, FL, United States | 37.9 | 64.0 | |
| Austin, TX, United States | 37.0 | 62.8 | |
| Honolulu, HI, United States | 36.8 | 61.2 | |
| San Francisco, CA, United States | 35.1 | 61.5 | |
| San Diego, CA, United States | 34.8 | 62.3 | |
| Orlando, FL, United States | 34.3 | 59.5 | |
| Kansas City, MO, United States | 33.7 | 57.9 | |
| Montreal, Canada | 32.0 | 54.1 | |
| Richmond, VA, United States | 31.8 | 53.6 | |
| Milwaukee, WI, United States | 31.8 | 56.5 | |
| Reno, NV, United States | 31.3 | 51.2 | |
| Edmonton, Canada | 29.8 | 50.2 | |
| Tampa, FL, United States | 28.9 | 51.1 | |
| Charlotte, NC, United States | 28.2 | 47.9 | |
| Seattle, WA, United States | 28.0 | 49.2 | |
| Portland, OR, United States | 27.2 | 46.0 | |
| Tucson, AZ, United States | 27.0 | 46.1 | |
| Calgary, Canada | 25.4 | 40.6 | |
| Boston, MA, United States | 25.3 | 44.3 | |
| Columbus, OH, United States | 24.4 | 39.1 | |
| Minneapolis, MN, United States | 23.5 | 39.0 | |
| Vancouver, Canada | 23.2 | 39.4 | |
| Mississauga, Canada | 22.4 | 37.2 | |
| Raleigh, NC, United States | 21.6 | 34.8 | |
| Ottawa, Canada | 17.9 | 32.3 | |
| Victoria, Canada | 16.3 | 32.0 |