Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 11:29, Sep 18
Montana Department of Environmental QualityUSA National Park ServiceCrosscut Mountain Sports CenterMojave Desert Air Quality Management District (MDAQMD)Seeley Union School DistrictDusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriBellamooAnonymousBrian BrownAnonymousRandy OlsonMPGHannahBDMBrianVDonald AndersonKirk MillsonRiver ratAnonymous contributor
Montana Department of Environmental QualityUSA National Park ServiceCrosscut Mountain Sports CenterMojave Desert Air Quality Management District (MDAQMD)Seeley Union School DistrictDusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriBellamooAnonymousBrian BrownAnonymousRandy OlsonMPGHannahBDMBrianVDonald AndersonKirk MillsonRiver ratAnonymous contributor
Live most polluted city ranking
Real-time Montana most polluted city ranking
Wildfires in Montana
Real-time information
Active fires
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Learn more about global air quality
Which is the most polluted city in Montana?
- Trout Creek94
- Helena88
- Montana City61
- Great Falls55
- Helena Valley West Central54
- Libby42
- Columbia Falls39
- Havre North39
- Charlo38
- East Helena38
- Pablo37
- Kalispell35
- Noxon35
- Arlee34
- Bigfork32
- Lakeside32
- West Glacier32
- Glacier County31
- Piltzville30
- Alberton29
- Corvallis29
- Laurel29
- Frenchtown28
- Helena Valley Northwest28
- Hot Springs28
- Plains28
- Helena West Side27
- Lolo27
- Missoula27
- St. Ignatius27
- West Glendive27
- Browning26
- Clancy26
- Craig26
- Helena Valley Northeast26
- Helena Valley Southeast26
- Lincoln26
- Woods Bay26
- Clinton25
- Flathead County24
- Lewis and Clark County24
- Lindisfarne24
- Billings23
- Lake County23
- Lockwood23
- Ravalli County23
- Whitefish23
- Helmville22
- Missoula County22
- Orchard Homes22
- Superior22
- Winnett22
- Bonner-West Riverside21
- East Missoula21
- Malmstrom Air Force Base21
- North Browning21
- Philipsburg21
- Potomac21
- Sun Prairie21
- Wye21
- Polson20
- Ravalli20
- Big Arm19
- Conrad19
- Coram19
- Dayton19
- East Glacier Park Village19
- Evergreen19
- Lewistown19
- Marion19
- Martin City19
- Somers19
- Bear Dance18
- Bridger CDP18
- Cascade County18
- Chester18
- Fort Benton18
- Polebridge18
- Sanders County18
- South Browning18
- Townsend18
- Walkerville18
- Dillon17
- Eureka17
- Phillips County17
- Stevensville17
- Anaconda-Deer Lodge County16
- Culbertson16
- Fort Belknap Agency16
- Froid16
- Geyser16
- Glasgow16
- Havre16
- Heart Butte16
- Jordan16
- Malta16
- Plentywood16
- Richland16
- Scobey16
- Sidney16
- Troy16
- Victor16
- Whitehall16
- Wolf Point16
- Seeley Lake15
- Cascade14
- Chinook14
- Ronan14
- Rudyard14
- Stillwater County14
- Ulm14
- Big Horn County13
- Birney13
- Broadus13
- Choteau13
- Cut Bank13
- Judith Basin County13
- Lincoln County13
- Livingston13
- Stanford13
- Three Forks13
- White Sulphur Springs13
- Boulder12
- Dixon12
- Four Corners12
- Gallatin County12
- Hamilton12
- Manhattan12
- Roosevelt County12
- Shelby12
- Sula12
- Absarokee11
- Amsterdam11
- Baker11
- Belgrade11
- Circle11
- Colstrip11
- Crow Agency11
- Custer County11
- Ekalaka11
- Forsyth11
- Glendive11
- Hardin11
- Hysham11
- Lame Deer11
- Madison County11
- Miles City11
- Pryor11
- Red Lodge11
- Roundup11
- Shepherd11
- Spokane Creek11
- Terry11
- Virginia City11
- Wibaux11
- Wisdom11
- Beaverhead County10
- Darby10
- Harlowton10
- Ryegate10
- Park City9
- Sweet Grass County9
- Big Timber8
- Bozeman8
- Columbus8
- Ennis8
- Park County8
- Toole County8
- Wilsall8
- Big Sky7
- Butte7
- Gardiner7
- Sedan7
- Churchill6
- Roberts6
- West Yellowstone6
- Thompson Falls5
- Deer Lodge4
- St. Marie4
- Teton County4
- Hill County2
- Rosebud County2
- Maverick Mountain1
