Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 21:12, Jul 18
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?
- Benewah County111
- Parma99
- Fruitland98
- Payette98
- Homedale97
- Wilder97
- New Plymouth95
- Hayden92
- Marsing92
- Caldwell90
- Moscow90
- Middleton89
- Latah County88
- Emmett85
- Star84
- Boise City82
- Murphy82
- Idaho County81
- Grangeville80
- Kamiah80
- Kooskia80
- Council79
- Dalton Gardens79
- Garden City79
- Nampa79
- Reubens79
- Winchester79
- Weiser77
- Coeur d'Alene76
- Horseshoe Bend76
- Kootenai County76
- Potlatch76
- Donnelly75
- Canyon County73
- Cascade73
- Bonners Ferry72
- Kellogg72
- Moyie Springs72
- Osburn72
- Owyhee72
- Wallace72
- Clark Fork71
- Plummer71
- Bonner County70
- Hope70
- New Meadows70
- Eagle69
- Lewiston69
- Mountain Home69
- Nez Perce County69
- Ponderay69
- Riggins69
- Ada County68
- Coolin68
- Nezperce68
- Orofino68
- Priest River68
- Rathdrum68
- Spirit Lake68
- Craigmont67
- Sandpoint67
- Kuna66
- Meridian65
- Glenns Ferry64
- Lewis County63
- Juliaetta62
- Troy62
- Cottonwood60
- Lapwai60
- Robie Creek60
- McCall59
- Boundary County58
- Buhl58
- Fairfield58
- Gooding58
- Post Falls58
- Wendell58
- Filer57
- Jerome57
- Valley County57
- Hansen56
- Kimberly56
- Shoshone56
- Bellevue55
- Burley55
- Heyburn55
- Minidoka55
- Oakley55
- Paul55
- Pocatello55
- Rupert55
- Challis54
- Salmon54
- Hidden Springs53
- Garden Valley52
- Boise51
- Hauser48
- Butte County47
- St. Maries45
- Twin Falls39
- Idaho Falls38
- Teton County37
- Arco35
- Swan Valley34
- Fort Hall33
- Lemhi County33
- Pinehurst33
- Blaine County32
- American Falls31
- Cassia County31
- Victor31
- Aberdeen30
- Hailey28
- Preston28
- Sun Valley27
- Ammon26
- Ashton26
- Blackfoot26
- Chubbuck26
- Driggs26
- Iona26
- Lincoln26
- Moreland26
- Rigby26
- Shelley26
- Soda Springs26
- St. Anthony26
- Sugar City26
- Tetonia26
- Tyhee26
- Ucon26
- Dubois25
- Malad City25
- Dayton24
- Franklin24
- Ketchum24
- Montpelier24
- Paris24
- Bear Lake22
- Idaho City22
- Power22
- Custer County21
- Twin Falls County18
- Rexburg14
- Elmore11
