Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 07:58, Oct 28
Montana Department of Environmental QualityUSA National Park ServiceMojave Desert Air Quality Management District (MDAQMD)Seeley Union School DistrictDusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriAnonymousBellamooBrian BrownRandy OlsonAnonymousHannahMPGBDMDamion BlackburnBrianVDonald AndersonKirk MillsonNA JNancy KornblumAnonymous contributor
Montana Department of Environmental QualityUSA National Park ServiceMojave Desert Air Quality Management District (MDAQMD)Seeley Union School DistrictDusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriAnonymousBellamooBrian BrownRandy OlsonAnonymousHannahMPGBDMDamion BlackburnBrianVDonald AndersonKirk MillsonNA JNancy 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 City127
- Deer Lodge62
- Libby58
- Froid57
- Sidney57
- Plentywood55
- Richland52
- Noxon49
- Boulder47
- Lake County43
- Clinton41
- Seeley Lake38
- Wibaux37
- Whitefish36
- Bigfork34
- Trout Creek33
- Glendive31
- Lewistown31
- Phillips County29
- Scobey29
- Alberton27
- Havre North27
- Lewis and Clark County27
- North Browning27
- Superior27
- Charlo26
- Darby25
- Missoula24
- Ennis22
- Absarokee21
- Gardiner21
- Hot Springs21
- Ronan21
- Troy21
- Wolf Point21
- Baker19
- West Glendive19
- Big Horn County18
- Circle18
- Laurel18
- Lolo18
- Philipsburg18
- West Glacier18
- Billings17
- Ravalli County17
- Spokane Creek17
- Sweet Grass County17
- Flathead County16
- Kalispell16
- Lincoln County16
- Lockwood16
- Piltzville16
- Columbia Falls15
- Livingston15
- Terry15
- Arlee14
- Four Corners14
- Park City14
- Plains14
- Teton County14
- Bozeman13
- Choteau13
- Corvallis13
- Great Falls13
- Helena13
- Hill County13
- Pablo13
- Polson13
- St. Marie13
- Stillwater County13
- Birney12
- Cascade12
- Colstrip12
- Frenchtown12
- Gallatin County12
- Glacier County12
- Helena Valley West Central12
- Lame Deer12
- Park County12
- St. Ignatius12
- Churchill11
- Ekalaka11
- Forsyth11
- Lakeside11
- Orchard Homes11
- Roberts11
- Bear Dance9
- Big Sky9
- Clancy9
- Custer County9
- Heart Butte9
- Helena Valley Northwest9
- Helena West Side9
- Miles City9
- Rosebud County9
- Shelby9
- East Helena8
- Helena Valley Northeast8
- Helena Valley Southeast8
- Anaconda-Deer Lodge County7
- Big Arm7
- Bonner-West Riverside7
- Browning7
- Butte7
- Chinook7
- Coram7
- Craig7
- Dayton7
- Dixon7
- East Glacier Park Village7
- East Missoula7
- Eureka7
- Evergreen7
- Fort Benton7
- Glasgow7
- Hamilton7
- Lincoln7
- Lindisfarne7
- Malmstrom Air Force Base7
- Marion7
- Martin City7
- Polebridge7
- Potomac7
- Ravalli7
- Rudyard7
- Somers7
- South Browning7
- Stevensville7
- Sun Prairie7
- Townsend7
- Ulm7
- Victor7
- Walkerville7
- Whitehall7
- Wye7
- Amsterdam6
- Beaverhead County6
- Belgrade6
- Big Timber6
- Broadus6
- Chester6
- Columbus6
- Conrad6
- Crow Agency6
- Dillon6
- Fort Belknap Agency6
- Geyser6
- Hardin6
- Harlowton6
- Hysham6
- Jordan6
- Judith Basin County6
- Madison County6
- Malta6
- Manhattan6
- Missoula County6
- Petroleum County6
- Pryor6
- Red Lodge6
- Roosevelt County6
- Roundup6
- Ryegate6
- Sanders County6
- Sedan6
- Shepherd6
- Stanford6
- Sula6
- Three Forks6
- Virginia City6
- West Yellowstone6
- White Sulphur Springs6
- Wilsall6
- Winnett6
- Wisdom6
- Woods Bay6
- Havre5
- Thompson Falls4
- Culbertson3
- Cut Bank3
- Maverick Mountain2
- Cascade County1
- Toole County1
- Helmville0
