Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 23:55, Jun 22
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?
- Boise City51
- McCall51
- New Meadows51
- Pocatello51
- Butte County50
- Valley County48
- Weiser42
- Caldwell36
- Dayton34
- Nampa34
- Canyon County33
- Cassia County33
- Lewis County33
- Ada County32
- Garden City32
- Nez Perce County32
- Benewah County31
- Hidden Springs31
- Fort Hall29
- Nezperce29
- Victor29
- Boise28
- Custer County28
- Hailey28
- Pinehurst28
- Robie Creek28
- Sun Valley28
- Blaine County27
- Coeur d'Alene27
- Craigmont27
- Hayden27
- Ketchum27
- Orofino27
- Riggins27
- Teton County27
- Idaho County25
- Latah County24
- Moscow24
- Bear Lake23
- Eagle22
- Juliaetta22
- Lewiston22
- Twin Falls22
- Bonner County21
- Boundary County21
- Council21
- Donnelly21
- Hauser21
- Meridian21
- Lemhi County20
- Garden Valley19
- Reubens19
- Winchester19
- Grangeville18
- Cascade17
- Kamiah17
- Kooskia17
- Kuna17
- Preston17
- Potlatch16
- Star16
- Driggs15
- Emmett15
- Middleton15
- Rexburg15
- Salmon15
- Swan Valley15
- Tetonia15
- Ammon14
- Blackfoot14
- Franklin14
- Fruitland14
- Homedale14
- Horseshoe Bend14
- Iona14
- Lincoln14
- Marsing14
- Montpelier14
- New Plymouth14
- Paris14
- Parma14
- Payette14
- Plummer14
- Rigby14
- Shelley14
- Soda Springs14
- St. Anthony14
- Sugar City14
- Ucon14
- Wilder14
- Kellogg13
- Kootenai County13
- Moreland13
- Murphy13
- Osburn13
- Rathdrum13
- St. Maries13
- Wallace13
- Oakley12
- Owyhee12
- Spirit Lake12
- Ashton11
- Bellevue11
- Buhl11
- Burley11
- Challis11
- Dubois11
- Fairfield11
- Filer11
- Glenns Ferry11
- Gooding11
- Hansen11
- Heyburn11
- Jerome11
- Kimberly11
- Lapwai11
- Malad City11
- Minidoka11
- Mountain Home11
- Paul11
- Rupert11
- Shoshone11
- Twin Falls County11
- Wendell11
- Arco10
- Moyie Springs10
- Aberdeen9
- American Falls9
- Bonners Ferry9
- Chubbuck9
- Clark Fork9
- Cottonwood9
- Power9
- Priest River9
- Tyhee9
- Coolin8
- Hope8
- Ponderay8
- Sandpoint8
- Dalton Gardens6
- Elmore6
- Idaho City6
- Post Falls6
- Idaho Falls3
