Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 16:51, Oct 25
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 MontessoriAnonymousBellamooBrian BrownAnonymousRandy OlsonHannahMPGBDMDamion BlackburnBrianVDonald AndersonKirk MillsonNA JRiver ratNancy KornblumAnonymous 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 MontessoriAnonymousBellamooBrian BrownAnonymousRandy OlsonHannahMPGBDMDamion BlackburnBrianVDonald AndersonKirk MillsonNA JRiver ratNancy KornblumAnonymous 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?
- Montana City140
- Alberton67
- Boulder63
- Lolo59
- Libby58
- Bozeman54
- Hamilton52
- Troy52
- Columbia Falls51
- Gallatin County51
- Bigfork49
- Superior43
- Helena Valley West Central38
- Hot Springs37
- Four Corners36
- St. Ignatius36
- Seeley Lake34
- Pablo33
- Lewistown32
- Deer Lodge31
- Livingston30
- Frenchtown28
- Noxon28
- Plains28
- West Glacier28
- Churchill27
- North Browning27
- Whitefish27
- Roosevelt County26
- Lewis and Clark County25
- Charlo24
- Corvallis24
- Ennis23
- Helena23
- Laurel23
- Lockwood23
- Havre North22
- Kalispell22
- Lakeside22
- Missoula22
- West Glendive22
- Absarokee21
- Teton County21
- Thompson Falls21
- Flathead County20
- Gardiner20
- Missoula County20
- Billings19
- Bear Dance18
- Lincoln County18
- Ravalli County18
- Spokane Creek18
- Stillwater County18
- Woods Bay18
- Amsterdam17
- Cascade17
- Clancy17
- Lake County17
- Manhattan17
- Park City17
- Sanders County17
- Three Forks17
- Trout Creek17
- Walkerville17
- Whitehall17
- Arlee16
- Belgrade16
- Craig16
- Darby16
- East Helena16
- Helena Valley Northeast16
- Helena Valley Northwest16
- Helena Valley Southeast16
- Helena West Side16
- Lincoln16
- Sweet Grass County16
- Townsend16
- Big Horn County15
- Butte15
- Rosebud County15
- Choteau14
- Culbertson14
- Dixon14
- Madison County14
- Orchard Homes14
- Sun Prairie14
- Virginia City14
- White Sulphur Springs14
- Wilsall14
- Anaconda-Deer Lodge County13
- Big Arm13
- Clinton13
- Great Falls13
- Hill County13
- Malmstrom Air Force Base13
- Phillips County13
- Piltzville13
- Ronan13
- Big Sky12
- Big Timber12
- Chester12
- Coram12
- Dayton12
- Evergreen12
- Geyser12
- Glacier County12
- Judith Basin County12
- Marion12
- Martin City12
- Philipsburg12
- Pryor12
- Ravalli12
- Red Lodge12
- Somers12
- Bonner-West Riverside11
- Bridger CDP11
- Columbus11
- East Missoula11
- Potomac11
- Sedan11
- Sidney11
- Stevensville11
- Victor11
- Wye11
- Stanford10
- Helmville9
- Baker8
- Beaverhead County8
- Birney8
- Broadus8
- Browning8
- Circle8
- Colstrip8
- Conrad8
- Crow Agency8
- Custer County8
- East Glacier Park Village8
- Ekalaka8
- Eureka8
- Forsyth8
- Fort Benton8
- Glendive8
- Hardin8
- Havre8
- Hysham8
- Jordan8
- Lame Deer8
- Miles City8
- Petroleum County8
- Polebridge8
- Richland8
- Roundup8
- Rudyard8
- Ryegate8
- Shepherd8
- South Browning8
- Sula8
- Terry8
- Toole County8
- Ulm8
- West Yellowstone8
- Wibaux8
- Winnett8
- Wisdom8
- Chinook7
- Cut Bank7
- Lindisfarne7
- Park County7
- Fort Belknap Agency6
- Froid6
- Glasgow6
- Heart Butte6
- Malta6
- Plentywood6
- Polson6
- Scobey6
- Wolf Point6
- Dillon5
- Maverick Mountain5
- Shelby5
- St. Marie5
- Cascade County2
