Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 11:54, May 22
Live most polluted city ranking
Real-time Montana most polluted city ranking
Learn more about global air quality
Which is the most polluted city in Montana?
- Pablo56
- Lockwood52
- Butte51
- Great Falls44
- Phillips County42
- Woods Bay39
- Libby37
- Bear Dance34
- Culbertson34
- Seeley Lake34
- Shelby32
- Boulder31
- Whitefish31
- Lewistown29
- Chester28
- East Helena28
- Noxon27
- Lakeside26
- Lincoln County26
- Helena25
- Lolo25
- Thompson Falls25
- Glacier County24
- Lewis and Clark County24
- Plains24
- Wye24
- Churchill23
- Cut Bank23
- Helena Valley West Central23
- Kalispell23
- Park County23
- Stillwater County23
- Columbia Falls22
- St. Ignatius22
- Cascade County21
- Dillon21
- Heart Butte21
- Lake County21
- Marion21
- Orchard Homes21
- Ravalli County21
- Troy21
- Arlee20
- Choteau20
- Darby20
- Evergreen20
- Park City20
- Eureka19
- Frenchtown19
- Somers19
- Trout Creek19
- Big Arm18
- Bigfork18
- Billings18
- Charlo18
- Coram18
- Dayton18
- Hot Springs18
- Martin City18
- Polson18
- Ravalli18
- Roosevelt County18
- Sanders County18
- Bozeman17
- Cascade17
- Flathead County17
- Havre17
- Judith Basin County17
- Madison County17
- Missoula17
- Piltzville17
- Polebridge17
- Sidney17
- Sweet Grass County17
- West Glacier17
- Absarokee16
- Big Horn County16
- Deer Lodge16
- North Browning16
- Colstrip15
- Lame Deer15
- Teton County15
- Alberton14
- Birney14
- Froid14
- Gallatin County14
- Gardiner14
- Laurel14
- Livingston14
- Plentywood14
- Sedan14
- Shepherd14
- St. Marie14
- West Glendive14
- Bonner-West Riverside13
- Custer County13
- East Missoula13
- Lindisfarne13
- Pryor13
- Roberts13
- Superior13
- Victor13
- Big Sky12
- Browning12
- Clinton12
- East Glacier Park Village12
- Forsyth12
- Missoula County12
- Richland12
- Scobey12
- South Browning12
- Stevensville12
- Ulm12
- Wibaux12
- Conrad11
- Corvallis11
- Glendive11
- Hamilton11
- Roundup11
- Rudyard11
- Sula11
- Wolf Point11
- Potomac10
- Ronan10
- Amsterdam9
- Anaconda-Deer Lodge County9
- Baker9
- Belgrade9
- Big Timber9
- Bridger CDP9
- Broadus9
- Chinook9
- Circle9
- Clancy9
- Columbus9
- Craig9
- Crow Agency9
- Ekalaka9
- Ennis9
- Fort Benton9
- Four Corners9
- Geyser9
- Glasgow9
- Hardin9
- Harlowton9
- Helena Valley Northeast9
- Helena Valley Northwest9
- Helena Valley Southeast9
- Helena West Side9
- Jordan9
- Lincoln9
- Malmstrom Air Force Base9
- Manhattan9
- Miles City9
- Montana City9
- Philipsburg9
- Ryegate9
- Stanford9
- Sun Prairie9
- Terry9
- Three Forks9
- Townsend9
- Virginia City9
- Walkerville9
- West Yellowstone9
- White Sulphur Springs9
- Whitehall9
- Wilsall9
- Wisdom9
- Dixon8
- Fort Belknap Agency8
- Hysham8
- Malta8
- Winnett8
- Toole County6
- Red Lodge5
