Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 04:23, Aug 24
Montana Department of Environmental QualityUSA National Park ServiceCrosscut Mountain Sports CenterMojave Desert Air Quality Management District (MDAQMD)Dusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriAnonymousBellamooBrian BrownRandy OlsonMPGAnonymousBDMBrianVDonald 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 BrownRandy OlsonMPGAnonymousBDMBrianVDonald 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 Falls69
- Superior68
- Lolo66
- Alberton65
- Arlee63
- Libby62
- Orchard Homes62
- Pablo62
- Plains62
- Plentywood62
- Sanders County62
- Scobey62
- Eureka61
- Marion61
- St. Ignatius61
- Wolf Point61
- Bigfork60
- Corvallis60
- Frenchtown60
- Hamilton60
- Havre North60
- Hot Springs60
- Missoula60
- Ravalli County60
- Dixon59
- Froid59
- Lake County59
- Victor59
- West Glendive59
- Wye59
- Big Arm58
- Bonner-West Riverside58
- Browning58
- Dayton58
- East Missoula58
- Evergreen58
- Glasgow58
- Ravalli58
- Richland58
- Sidney58
- Stevensville58
- Chinook57
- Circle57
- Glendive57
- Malta57
- Roosevelt County57
- Somers57
- Terry57
- Troy57
- Wibaux57
- Baker56
- Bear Dance56
- Custer County56
- Ekalaka56
- Fort Belknap Agency56
- Glacier County56
- Jordan56
- Lakeside56
- Miles City56
- North Browning56
- Noxon56
- Potomac56
- Trout Creek56
- Woods Bay56
- Anaconda-Deer Lodge County55
- Birney55
- Broadus55
- Charlo55
- Colstrip55
- Coram55
- Forsyth55
- Hysham55
- Lame Deer55
- Lindisfarne55
- Martin City55
- Polson55
- Sula55
- West Glacier55
- Winnett55
- Crow Agency54
- Cut Bank54
- Flathead County54
- Hardin54
- Lincoln54
- Phillips County54
- Roundup54
- Shepherd54
- Stanford54
- Walkerville54
- Wisdom54
- Clancy53
- Columbus53
- East Helena53
- Fort Benton53
- Geyser53
- Harlowton53
- Helena Valley Northeast53
- Helena Valley Northwest53
- Helena Valley Southeast53
- Helena West Side53
- Kalispell53
- Lincoln County53
- Montana City53
- Pryor53
- Red Lodge53
- Ronan53
- Ryegate53
- St. Marie53
- Whitehall53
- Amsterdam52
- Belgrade52
- Big Timber52
- Craig52
- Culbertson52
- Ennis52
- Hill County52
- Manhattan52
- Rudyard52
- Three Forks52
- Townsend52
- Virginia City52
- White Sulphur Springs52
- Whitefish52
- Wilsall52
- Chester51
- Malmstrom Air Force Base51
- Piltzville50
- Polebridge50
- Choteau49
- East Glacier Park Village49
- Shelby49
- South Browning47
- Sun Prairie47
- Conrad46
- Heart Butte46
- Teton County46
- Clinton44
- Darby44
- West Yellowstone43
- Columbia Falls42
- Havre40
- Lewistown39
- Toole County38
- Missoula County37
- Boulder36
- Helena Valley West Central33
- Philipsburg33
- Petroleum County32
- Seeley Lake32
- Deer Lodge30
- Helena28
- Judith Basin County26
- Lewis and Clark County26
- Cascade County25
- Butte24
- Cascade24
- Ulm23
- Laurel22
- Great Falls20
- Rosebud County19
- Park City15
- Four Corners13
- Gardiner13
- Madison County13
- Stillwater County13
- Billings12
- Sedan11
- Absarokee10
- Livingston10
- Lockwood10
- Churchill9
- Sweet Grass County9
- Big Horn County8
- Bozeman8
- Gallatin County8
- Big Sky7
- Park County6
- Roberts6
- Bridger CDP3
- Dillon3
- Beaverhead County2
