Which US state has the cleanest air?


Which US state has the cleanest air? Hawaii has the best air quality in the US with 99.40% of good air quality days, and there are several factors that contribute to this.


What are the top 3 cleanest states?

The cleanest states
  1. 1. California Cleanliness Score: 7.36. California is the cleanest state overall with a cleanliness score of 7.36. ...
  2. HawaiiCleanliness Score: 6.94. Hawaii claims second place with a cleanliness score of 6.94. ...
  3. WashingtonCleanliness Score: 6.40.


What city has the purest air?

Cleanest air in the world in 2022. The cleanest air in the world is in Zurich. The pollution status is determined on the basis of average levels of PM2. 5 measured over a period of 12 months.


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