Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 08:19, Aug 26
Montana Department of Environmental QualityUSA National Park ServiceCrosscut Mountain Sports CenterMojave Desert Air Quality Management District (MDAQMD)Dusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriAnonymousBellamooBrian BrownAnonymousRandy OlsonMPGBDMBrianVDonald AndersonRiver ratWWolfAnonymous contributor
Montana Department of Environmental QualityUSA National Park ServiceCrosscut Mountain Sports CenterMojave Desert Air Quality Management District (MDAQMD)Dusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriAnonymousBellamooBrian BrownAnonymousRandy OlsonMPGBDMBrianVDonald AndersonRiver 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?
- Thompson Falls111
- Pablo80
- Polson79
- Bigfork75
- Plains74
- Lakeside72
- Ravalli71
- St. Ignatius70
- Woods Bay70
- Arlee69
- Bear Dance69
- Big Arm69
- Bonner-West Riverside69
- East Missoula69
- Potomac69
- Wye69
- Browning68
- Dayton68
- Kalispell68
- Lindisfarne68
- Whitefish68
- Dixon67
- Evergreen67
- Hot Springs67
- Ronan67
- Somers67
- Lake County66
- Marion66
- Polebridge66
- Stevensville66
- Superior66
- Trout Creek66
- Martin City65
- Victor65
- Charlo64
- Columbia Falls64
- Coram64
- Flathead County64
- Sanders County64
- West Glacier64
- Alberton63
- East Glacier Park Village63
- Frenchtown63
- Lolo63
- Sula63
- Wisdom63
- Eureka62
- Libby62
- South Browning62
- Ulm62
- Anaconda-Deer Lodge County61
- Helena Valley West Central61
- Missoula61
- Dillon59
- Lincoln59
- Spokane Creek59
- Conrad58
- Great Falls58
- Lincoln County58
- Piltzville58
- Butte57
- Heart Butte57
- Crow Agency56
- Orchard Homes56
- Walkerville56
- Amsterdam55
- Belgrade55
- Big Timber55
- Birney55
- Broadus55
- Clancy55
- Clinton55
- Colstrip55
- Columbus55
- Craig55
- East Helena55
- Ekalaka55
- Ennis55
- Geyser55
- Hardin55
- Harlowton55
- Helena55
- Helena Valley Northeast55
- Helena Valley Northwest55
- Helena Valley Southeast55
- Helena West Side55
- Hysham55
- Lame Deer55
- Lewis and Clark County55
- Madison County55
- Malmstrom Air Force Base55
- Manhattan55
- Montana City55
- Noxon55
- Philipsburg55
- Pryor55
- Red Lodge55
- Roundup55
- Ryegate55
- Shepherd55
- Stanford55
- Sun Prairie55
- Townsend55
- Virginia City55
- West Yellowstone55
- White Sulphur Springs55
- Wibaux55
- Wilsall55
- Baker54
- Cascade County54
- Churchill54
- Custer County54
- Deer Lodge54
- Forsyth54
- Fort Benton54
- Glacier County54
- Glendive54
- Miles City54
- Terry54
- Three Forks54
- Troy54
- Whitehall54
- Winnett54
- Missoula County53
- Ravalli County53
- Seeley Lake53
- Boulder52
- Choteau52
- Lockwood52
- Rudyard52
- Darby51
- Sweet Grass County51
- Livingston50
- Corvallis49
- Gallatin County49
- Hamilton48
- Plentywood48
- Four Corners47
- Jordan47
- Sedan47
- Sidney47
- Laurel46
- Shelby46
- Bozeman45
- Billings44
- Park City44
- Scobey44
- Absarokee43
- Cascade43
- Froid43
- Teton County43
- Judith Basin County42
- Park County42
- Beaverhead County41
- Big Horn County41
- Cut Bank41
- Gardiner41
- Roberts41
- Stillwater County39
- West Glendive39
- North Browning38
- Big Sky37
- Richland37
- Bridger CDP36
- Circle36
- Wolf Point35
- Chester34
- Chinook34
- Havre34
- Havre North34
- Lewistown34
- Culbertson32
- Hill County32
- Roosevelt County32
- Petroleum County31
- St. Marie30
- Fort Belknap Agency26
- Phillips County26
- Rosebud County25
- Toole County23
- Glasgow19
- Malta18
