Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 23:17, 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?
- Canyon County110
- Nampa106
- Potlatch96
- Meridian94
- Kuna90
- Idaho County87
- Nez Perce County85
- Plummer83
- Winchester83
- Reubens82
- Lewiston81
- Fruitland80
- Payette80
- New Plymouth77
- Parma77
- Weiser77
- Homedale75
- Wilder75
- Garden City74
- Grangeville74
- Kamiah74
- Rathdrum74
- Kellogg73
- Kooskia73
- Osburn73
- Wallace73
- Council72
- Clark Fork71
- Craigmont71
- Eagle71
- Marsing71
- Spirit Lake71
- Bonners Ferry70
- Hope70
- Moyie Springs70
- New Meadows70
- Ponderay70
- Priest River70
- Caldwell69
- Coolin69
- Hayden69
- Middleton69
- Riggins69
- Ada County68
- Emmett68
- Lewis County68
- Orofino68
- Nezperce67
- Star67
- Donnelly66
- Post Falls66
- Murphy65
- Benewah County64
- Cascade63
- Horseshoe Bend63
- McCall63
- Boise City62
- Juliaetta62
- Troy62
- Moscow61
- Boundary County60
- Cottonwood60
- Dalton Gardens60
- Lapwai60
- Latah County60
- Bonner County59
- Owyhee59
- Coeur d'Alene58
- Kootenai County58
- Valley County58
- Hidden Springs57
- Mountain Home57
- Glenns Ferry56
- Boise55
- Buhl55
- Fairfield55
- Filer55
- Gooding55
- Hansen55
- Jerome55
- Kimberly55
- Pocatello55
- Wendell55
- Burley54
- Hauser54
- Heyburn54
- Oakley54
- Paul54
- Shoshone54
- Robie Creek53
- Rupert53
- Garden Valley52
- Bellevue51
- Minidoka51
- Butte County48
- St. Maries45
- Salmon39
- Twin Falls39
- Blaine County38
- Teton County37
- Challis36
- Fort Hall34
- Swan Valley34
- Pinehurst33
- Cassia County31
- Sandpoint31
- Victor30
- Hailey28
- Preston28
- Lemhi County27
- American Falls26
- Ketchum26
- Sun Valley26
- Idaho Falls23
- Elmore22
- Idaho City22
- Power22
- Bear Lake21
- Rexburg21
- Aberdeen18
- Ashton18
- Custer County18
- Driggs18
- Rigby18
- St. Anthony18
- Sugar City18
- Tetonia18
- Ammon17
- Dubois17
- Iona17
- Lincoln17
- Ucon17
- Arco16
- Blackfoot16
- Chubbuck16
- Moreland16
- Shelley16
- Tyhee16
- Malad City15
- Twin Falls County15
- Dayton14
- Franklin14
- Montpelier14
- Paris14
- Soda Springs14
