Air quality in Idaho
Air quality index (AQI⁺) and PM2.5 air pollution in Idaho • 15:15, Apr 19
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?
- Caldwell53
- Bonners Ferry45
- Hauser42
- New Meadows41
- Dalton Gardens39
- Weiser38
- Coeur d'Alene36
- Hope34
- Pocatello33
- Rathdrum33
- Bonner29
- Hayden29
- Kellogg29
- Osburn29
- Ponderay29
- Priest River29
- Spirit Lake29
- Wallace29
- Idaho City28
- Nezperce28
- Twin Falls28
- Horseshoe Bend27
- Coolin26
- Orofino25
- Kamiah24
- Aberdeen23
- American Falls23
- Burley23
- Chubbuck23
- Dayton23
- Donnelly23
- Franklin23
- Malad City23
- Minidoka23
- Moyie Springs23
- Tyhee23
- Grangeville22
- Meridian22
- Post Falls22
- Power22
- Rupert22
- Heyburn21
- Nampa21
- Paul21
- Filer20
- Fruitland20
- Garden City20
- Hansen20
- Homedale20
- Jerome20
- Oakley20
- Parma20
- Payette20
- Wilder20
- Eagle19
- Marsing19
- New Plymouth19
- Shoshone19
- St. Maries19
- Blackfoot18
- Moreland18
- Wendell18
- Cascade17
- Clark Fork17
- Cottonwood17
- Council17
- Elmore17
- Emmett17
- Garden Valley17
- Gooding17
- Hidden Springs17
- Juliaetta17
- Kooskia17
- Middleton17
- Pinehurst17
- Potlatch17
- Reubens17
- Star17
- Tetonia17
- Bear Lake16
- Buhl16
- Challis16
- Montpelier16
- Paris16
- Shelley16
- Soda Springs16
- Victor16
- Boise14
- Driggs14
- Fort Hall14
- Glenns Ferry14
- Hailey14
- Lapwai14
- Mountain Home14
- Murphy14
- Ammon13
- Arco13
- Idaho Falls13
- Ketchum13
- Kimberly13
- Owyhee13
- Fairfield12
- Iona12
- Plummer12
- Bellevue11
- Blaine County11
- Lewiston11
- Moscow11
- Ucon11
- Sun Valley10
- Kuna9
- Rigby9
- Riggins9
- Ashton8
- Dubois8
- McCall8
- St. Anthony8
- Sugar City8
- Sandpoint6
- Winchester6
- Rexburg4
- Lincoln2
- Preston0
- Salmon0
