Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 05:02, Jul 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?
- Canyon County180
- Nampa178
- Kuna177
- Garden City163
- Meridian163
- New Meadows162
- Eagle159
- Ada County155
- Boise City152
- Gem County148
- McCall131
- Payette130
- Fruitland129
- Hidden Springs126
- Parma126
- Homedale124
- New Plymouth124
- Wilder124
- Marsing120
- Valley County118
- Caldwell117
- Middleton116
- Council115
- Emmett113
- Hauser110
- Star109
- Murphy108
- Winchester106
- Potlatch104
- Donnelly103
- Plummer103
- Reubens102
- Cascade101
- Horseshoe Bend101
- Rathdrum101
- Spirit Lake98
- Priest River97
- Grangeville95
- Ponderay95
- Clark Fork94
- Hope94
- Coolin93
- Kamiah91
- Kooskia91
- Owyhee91
- Kellogg90
- Bonners Ferry89
- Boise88
- Robie Creek88
- Moyie Springs86
- Osburn86
- Wallace85
- Mountain Home83
- Garden Valley80
- Kootenai County79
- Bonner County75
- Idaho City75
- Salmon74
- Lewis County73
- Glenns Ferry72
- Craigmont71
- Riggins71
- Lemhi County69
- Nezperce69
- Post Falls69
- Weiser69
- Twin Falls County68
- Hayden67
- Challis66
- Dalton Gardens66
- Idaho County65
- Cottonwood62
- Fairfield60
- Boundary County59
- Dubois59
- Orofino59
- Gooding58
- Sandpoint58
- Buhl57
- St. Anthony57
- Wendell57
- Bellevue56
- Coeur d'Alene56
- Jerome56
- Shoshone56
- Sugar City56
- Arco55
- Filer55
- Juliaetta55
- Rigby55
- Cassia County54
- Kimberly54
- Ucon54
- Ashton53
- Hansen53
- Iona53
- Lincoln53
- Nez Perce County53
- Power53
- Shelley53
- Ammon52
- Custer County52
- Moreland52
- Blackfoot51
- Minidoka51
- Paul51
- Burley50
- Elmore50
- Heyburn50
- Rupert49
- Aberdeen47
- Hailey47
- Oakley46
- Pocatello45
- Butte County44
- Lapwai44
- Lewiston44
- Twin Falls44
- Tyhee44
- American Falls43
- Chubbuck43
- Teton County43
- Fort Hall36
- Ketchum36
- Sun Valley36
- Benewah County34
- Swan Valley34
- Blaine County32
- Victor31
- Latah County29
- Pinehurst28
- Tetonia28
- Troy25
- Driggs24
- Bear Lake22
- Malad City22
- Soda Springs21
- Dayton19
- Franklin19
- Montpelier19
- Paris19
- Moscow17
- Rexburg16
- St. Maries16
- Idaho Falls12
- Preston0
