Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 07:01, May 20
Live most polluted city ranking
Real-time Idaho most polluted city ranking
Learn more about global air quality
Which is the most polluted city in Idaho?
- Moscow58
- Weiser38
- Garden City37
- Canyon County33
- Garden Valley33
- Caldwell31
- St. Maries31
- Nampa28
- Pocatello28
- Idaho County24
- Power23
- Ada County22
- Cassia County22
- Idaho Falls22
- Lemhi County22
- Lewiston22
- Teton County22
- Fort Hall21
- Hayden21
- New Meadows21
- Rexburg20
- Blaine County18
- Kootenai County18
- Meridian18
- Nez Perce County18
- Butte County17
- Dalton Gardens17
- Hailey17
- Twin Falls17
- Boise City16
- Custer County16
- Hidden Springs16
- Ketchum16
- Latah County16
- McCall16
- Riggins16
- Victor16
- Orofino15
- Sun Valley15
- Twin Falls County15
- Boise13
- Coeur d'Alene13
- Homedale13
- Juliaetta13
- Kuna13
- Marsing13
- Middleton13
- Murphy13
- Parma13
- Potlatch13
- Reubens13
- Robie Creek13
- Sandpoint13
- Wilder13
- Winchester13
- Boundary County12
- Cottonwood12
- Council12
- Emmett12
- Fruitland12
- New Plymouth12
- Nezperce12
- Payette12
- Star12
- Valley County12
- Benewah County11
- Cascade11
- Donnelly11
- Grangeville11
- Horseshoe Bend11
- Kamiah11
- Kellogg11
- Kooskia11
- Osburn11
- Plummer11
- Post Falls11
- Preston11
- Wallace11
- Clark Fork10
- Craigmont10
- Hope10
- Rathdrum10
- Spirit Lake10
- Bear Lake9
- Bonner County9
- Bonners Ferry9
- Buhl9
- Burley9
- Coolin9
- Filer9
- Glenns Ferry9
- Gooding9
- Hansen9
- Heyburn9
- Jerome9
- Kimberly9
- Lewis County9
- Minidoka9
- Mountain Home9
- Owyhee9
- Paul9
- Ponderay9
- Priest River9
- Rupert9
- Shoshone9
- Wendell9
- Arco8
- Bellevue8
- Challis8
- Eagle8
- Fairfield8
- Idaho City8
- Moyie Springs8
- Oakley8
- Salmon8
- Aberdeen7
- American Falls7
- Pinehurst7
- Ammon6
- Ashton6
- Blackfoot6
- Chubbuck6
- Dayton6
- Driggs6
- Dubois6
- Elmore6
- Franklin6
- Iona6
- Lapwai6
- Lincoln6
- Malad City6
- Montpelier6
- Moreland6
- Paris6
- Rigby6
- Shelley6
- Soda Springs6
- St. Anthony6
- Sugar City6
- Swan Valley6
- Tetonia6
- Tyhee6
- Ucon6
- Hauser4
