Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 07:08, May 06
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?
- Orofino80
- Grangeville56
- Coeur d'Alene49
- St. Maries48
- Moscow43
- Weiser42
- Pinehurst39
- Kamiah38
- Lewiston37
- Boise35
- Nezperce34
- Dalton Gardens33
- Kellogg33
- Lapwai33
- Osburn33
- Wallace33
- Plummer32
- Post Falls31
- Horseshoe Bend30
- Hayden29
- Idaho City28
- Ponderay28
- Salmon28
- Spirit Lake28
- Bonner27
- Bonners Ferry27
- Pocatello27
- Priest River26
- Caldwell24
- Clark Fork24
- Juliaetta24
- Nampa24
- Potlatch24
- Reubens24
- Cottonwood23
- Garden Valley23
- Hope23
- Sandpoint23
- Star23
- Kooskia22
- Kuna22
- Meridian22
- New Meadows22
- Rathdrum22
- Twin Falls22
- Garden City21
- Moyie Springs21
- Sun Valley21
- Dayton20
- Eagle20
- Rexburg20
- Blaine County19
- Burley19
- Council18
- Donnelly18
- Fruitland18
- Homedale18
- Idaho Falls18
- Marsing18
- New Plymouth18
- Parma18
- Payette18
- Wilder18
- Winchester18
- Challis17
- Ketchum17
- McCall17
- Preston17
- Cascade16
- Emmett16
- Hauser16
- Hidden Springs16
- Middleton16
- Murphy16
- Owyhee16
- Driggs15
- Ashton14
- Bellevue14
- Buhl14
- Dubois14
- Fairfield14
- Filer14
- Glenns Ferry14
- Gooding14
- Hailey14
- Hansen14
- Jerome14
- Lincoln14
- Mountain Home14
- Riggins14
- Shoshone14
- St. Anthony14
- Sugar City14
- Wendell14
- Aberdeen13
- American Falls13
- Heyburn13
- Kimberly13
- Minidoka13
- Moreland13
- Oakley13
- Paul13
- Rigby13
- Rupert13
- Shelley13
- Tetonia13
- Ucon13
- Ammon12
- Arco12
- Bear Lake12
- Blackfoot12
- Chubbuck12
- Iona12
- Montpelier12
- Paris12
- Power12
- Tyhee12
- Coolin11
- Franklin11
- Malad City11
- Soda Springs11
- Swan Valley11
- Victor11
- Elmore6
- Fort Hall0
