Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 10:05, Sep 08
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 MontessoriBellamooBrian BrownAnonymousRandy OlsonMPGBDMHannahBrianVDonald AndersonKirk MillsonRiver ratWWolfAnonymous 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 MontessoriBellamooBrian BrownAnonymousRandy OlsonMPGBDMHannahBrianVDonald AndersonKirk MillsonRiver ratWWolfAnonymous 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 City99
- Glasgow55
- East Helena41
- Great Falls38
- Lewistown35
- Lewis and Clark County34
- Frenchtown32
- Lockwood32
- Missoula32
- Noxon31
- Philipsburg31
- Roberts26
- Absarokee24
- Dillon24
- Hot Springs24
- Polebridge24
- Big Horn County23
- Boulder23
- Darby23
- Plains23
- West Glendive23
- Alberton22
- Billings21
- Gardiner21
- Livingston21
- Maverick Mountain21
- Laurel20
- Park City20
- Spokane Creek20
- West Yellowstone19
- Churchill18
- Gallatin County18
- Helena18
- Park County18
- Petroleum County18
- Rosebud County18
- Stillwater County18
- Sweet Grass County18
- Corvallis17
- Flathead County17
- Lolo17
- Orchard Homes17
- Piltzville17
- Sedan17
- Trout Creek17
- West Glacier17
- Whitefish17
- Bozeman15
- Big Sky14
- Ekalaka14
- Havre North14
- Broadus13
- Cascade13
- Eureka13
- Hamilton13
- Lake County13
- Lakeside13
- Libby13
- Marion13
- Ravalli County13
- Superior13
- Baker12
- Culbertson12
- Evergreen12
- Glacier County12
- Missoula County12
- Stevensville12
- Teton County12
- Victor12
- Big Arm11
- Bridger CDP11
- Charlo11
- Columbia Falls11
- Coram11
- Dayton11
- East Missoula11
- Four Corners11
- Martin City11
- Ravalli11
- Somers11
- Thompson Falls11
- Ulm11
- Arlee10
- Bonner-West Riverside10
- Sanders County10
- Wibaux10
- Amsterdam9
- Anaconda-Deer Lodge County9
- Bear Dance9
- Belgrade9
- Bigfork9
- Butte9
- Chester9
- Clancy9
- Deer Lodge9
- Ennis9
- Helena Valley Northwest9
- Helena Valley Southeast9
- Helena West Side9
- Helmville9
- Judith Basin County9
- Madison County9
- Manhattan9
- Potomac9
- Scobey9
- Sula9
- Terry9
- Three Forks9
- Townsend9
- Virginia City9
- Walkerville9
- Whitehall9
- Wisdom9
- Wye9
- Browning8
- Clinton8
- Cut Bank8
- East Glacier Park Village8
- Glendive8
- Helena Valley Northeast8
- Kalispell8
- Miles City8
- North Browning8
- Sidney8
- South Browning8
- Big Timber7
- Birney7
- Cascade County7
- Circle7
- Colstrip7
- Columbus7
- Conrad7
- Craig7
- Crow Agency7
- Dixon7
- Forsyth7
- Froid7
- Hardin7
- Harlowton7
- Hysham7
- Lame Deer7
- Lincoln7
- Lindisfarne7
- Pablo7
- Pryor7
- Red Lodge7
- Roundup7
- Ryegate7
- Shepherd7
- Toole County7
- Wilsall7
- Woods Bay7
- Chinook6
- Fort Belknap Agency6
- Fort Benton6
- Geyser6
- Havre6
- Jordan6
- Lincoln County6
- Malmstrom Air Force Base6
- Malta6
- Phillips County6
- Richland6
- Ronan6
- Roosevelt County6
- Rudyard6
- St. Marie6
- Stanford6
- Sun Prairie6
- Winnett6
- Wolf Point6
- Choteau5
- Heart Butte4
- Plentywood3
- Troy3
- Seeley Lake2
- St. Ignatius2
- Beaverhead County1
- Custer County1
- Helena Valley West Central1
- Hill County1
- Polson1
- Shelby0
- White Sulphur Springs0
