America: Pollution Index by City 2021 Mid-Year

Chart: Pollution Index
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Rank
City
Pollution Index
Exp Pollution Index
Lima, Peru 84.8 151.9
Mexico City, Mexico 82.8 149.1
Sao Paulo, Brazil 79.5 142.4
Santo Domingo, Dominican Republic 76.7 135.1
Caracas, Venezuela 73.8 130.4
Guatemala City, Guatemala 72.4 126.5
Kingston, Jamaica 71.9 126.8
Monterrey, Mexico 71.1 130.8
Bogota, Colombia 70.1 129.7
Santiago, Chile 69.9 133.2
Guayaquil, Ecuador 67.7 117.8
Rio de Janeiro, Brazil 67.5 118.9
Quito, Ecuador 67.1 117.4
Los Angeles, CA, United States 66.5 116.0
Panama City, Panama 64.5 114.5
Guadalajara, Mexico 64.3 111.1
Medellin, Colombia 62.6 123.1
Salt Lake City, UT, United States 61.9 120.8
Puerto Vallarta, Mexico 61.0 104.9
Ibague, Colombia 58.6 104.9
Detroit, MI, United States 58.5 102.4
New York, NY, United States 57.7 101.1
Phoenix, AZ, United States 56.3 97.3
Houston, TX, United States 56.2 97.1
Hamilton, Canada 54.8 97.1
Philadelphia, PA, United States 53.7 93.4
Las Vegas, NV, United States 52.8 88.6
Belo Horizonte, Brazil 52.7 90.9
Buenos Aires, Argentina 52.5 89.7
San Jose, Costa Rica 51.9 91.4
San Juan, Puerto Rico 50.8 87.3
New Orleans, LA, United States 50.7 94.1
Montevideo, Uruguay 49.0 88.5
San Francisco, CA, United States 47.4 81.8
Campinas, Brazil 46.8 78.9
Pittsburgh, PA, United States 46.2 79.6
San Jose, CA, United States 45.6 76.3
Atlanta, GA, United States 45.1 74.8
San Antonio, TX, United States 45.0 74.9
Chicago, IL, United States 44.8 76.0
Cuenca, Ecuador 44.6 85.5
Sacramento, CA, United States 44.1 74.6
Cincinnati, OH, United States 43.3 73.7
Denver, CO, United States 42.8 74.1
Dallas, TX, United States 41.9 69.5
Indianapolis, IN, United States 41.8 70.1
Merida, Mexico 40.5 68.9
Jacksonville, FL, United States 40.3 75.3
Washington, DC, United States 40.1 67.9
Regina, Canada 39.9 66.1
Saint Louis, MO, United States 39.0 66.7
Miami, FL, United States 38.9 65.3
Toronto, Canada 38.1 63.0
Winnipeg, Canada 37.0 61.5
Honolulu, HI, United States 36.7 61.5
Austin, TX, United States 36.4 62.1
Oakland, CA, United States 36.2 62.7
Nashville, TN, United States 35.7 59.5
Brampton, Canada 35.5 58.6
Orlando, FL, United States 35.4 61.1
San Diego, CA, United States 35.0 61.4
Brasilia, Brazil 33.5 57.5
Montreal, Canada 33.1 55.7
Reno, NV, United States 32.4 52.6
Curitiba, Brazil 31.8 57.1
Richmond, VA, United States 31.1 51.7
Kansas City, MO, United States 31.1 52.4
Portland, OR, United States 31.0 52.7
Colorado Springs, CO, United States 30.1 51.7
Saskatoon, Canada 29.9 49.4
Tampa, FL, United States 29.6 51.2
Edmonton, Canada 29.1 48.7
Milwaukee, WI, United States 28.8 51.0
Seattle, WA, United States 28.5 50.5
Charlotte, NC, United States 28.4 47.4
Albuquerque, NM, United States 27.1 47.9
Boston, MA, United States 26.8 45.7
Columbus, OH, United States 26.5 43.1
Minneapolis, MN, United States 26.2 44.1
Tucson, AZ, United States 26.2 45.6
Kelowna, Canada 25.3 41.1
Vancouver, Canada 24.9 41.7
Mississauga, Canada 24.2 40.0
Calgary, Canada 23.9 38.2
Halifax, Canada 23.0 40.4
Raleigh, NC, United States 22.6 37.1
Ottawa, Canada 21.4 36.1
Madison, WI, United States 19.0 38.0
Victoria, Canada 14.6 29.0