10 Most Polluted Cities in America

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1. Fairbanks, AK

PM 2.5 – 15.5

PM 10 – 200

Surprisingly even with lower ozone level, overall pollution levels are detrimentally high in the Fairbanks. The main cause of pollution in the region is due to high numbers of woodfire burning in the winters. The high levels of particle pollution unfortunately earns Fairbanks the no.1 spot for the most polluted cities in the US. 

See also 25 most polluted cities in the U.S. in 2017 and 11 least polluted countries in the world.

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