Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 05:15, Jul 17
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?
- Latah County114
- Troy93
- Moscow85
- Dalton Gardens69
- Boundary County68
- Cottonwood66
- Lewiston66
- Bonner County59
- Bonners Ferry59
- Clark Fork59
- Hayden59
- Hope59
- Lewis County59
- Moyie Springs59
- Nez Perce County59
- Ponderay59
- Coolin58
- Craigmont58
- Hauser58
- Kellogg58
- Osburn58
- Plummer58
- Post Falls58
- Potlatch58
- Priest River58
- Rathdrum58
- Spirit Lake58
- Wallace58
- Coeur d'Alene57
- Grangeville57
- Kamiah57
- Kooskia57
- Nezperce57
- Reubens57
- Winchester57
- Council56
- Donnelly56
- Benewah County55
- Cascade55
- Payette55
- Fruitland54
- Kootenai County54
- Sandpoint54
- Garden City53
- New Plymouth53
- Juliaetta51
- St. Maries51
- Canyon County50
- Preston50
- Orofino46
- Weiser46
- Butte County44
- Lapwai44
- Nampa43
- Meridian42
- Emmett41
- Parma40
- Idaho County39
- Kuna39
- New Meadows39
- Horseshoe Bend38
- Wilder37
- Middleton36
- Ada County34
- Caldwell34
- Homedale34
- Idaho City33
- Pocatello33
- Power33
- Star33
- Boise City32
- Fort Hall32
- Marsing29
- McCall28
- Oakley28
- Riggins28
- Robie Creek28
- Twin Falls County28
- Blaine County27
- Cassia County27
- Dayton26
- Malad City26
- Murphy26
- Teton County26
- Valley County26
- Franklin25
- Lemhi County25
- Swan Valley25
- Driggs24
- Soda Springs24
- Boise23
- Buhl23
- Burley23
- Filer23
- Hansen23
- Heyburn23
- Hidden Springs23
- Jerome23
- Kimberly23
- Montpelier23
- Mountain Home23
- Owyhee23
- Paris23
- Paul23
- Tetonia23
- Ammon22
- Ashton22
- Glenns Ferry22
- Idaho Falls22
- Iona22
- Lincoln22
- Pinehurst22
- Rigby22
- Rupert22
- Shelley22
- St. Anthony22
- Sugar City22
- Twin Falls22
- Ucon22
- Wendell22
- Chubbuck21
- Ketchum21
- Tyhee21
- Victor21
- American Falls20
- Blackfoot20
- Custer County20
- Minidoka20
- Aberdeen19
- Challis19
- Dubois19
- Fairfield19
- Gooding19
- Hailey19
- Moreland19
- Shoshone19
- Sun Valley19
- Arco17
- Bellevue17
- Elmore17
- Eagle16
- Bear Lake14
- Garden Valley9
- Rexburg6
- Salmon6
