Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 16:50, Aug 22
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
5
Learn more about global air quality
Which is the most polluted city in Montana?
- Montana City110
- Noxon84
- Kalispell83
- Pablo82
- Lakeside81
- Troy81
- Libby79
- Marion78
- Sanders County78
- Bear Dance77
- Polebridge77
- Superior77
- Lincoln County76
- Trout Creek76
- Whitefish76
- Corvallis75
- Lolo75
- Bigfork74
- Darby74
- Polson74
- Eureka73
- Lindisfarne73
- Ravalli County73
- Alberton72
- Arlee72
- Big Arm72
- Dayton72
- Plains72
- Woods Bay72
- Evergreen71
- Flathead County71
- Ravalli71
- Somers71
- St. Ignatius70
- Thompson Falls70
- Wye70
- Missoula69
- Boulder68
- Hot Springs68
- Great Falls67
- Helena67
- Lake County67
- Livingston67
- Piltzville67
- Bonner-West Riverside66
- Cascade County66
- Coram66
- Deer Lodge66
- East Missoula66
- Martin City66
- Orchard Homes66
- Park County66
- Ryegate66
- Clinton65
- West Glacier65
- Charlo64
- Gardiner64
- Stevensville64
- Victor64
- Columbus63
- Dixon63
- Missoula County63
- Potomac63
- Harlowton62
- Helena Valley West Central62
- Laurel62
- Ronan62
- Absarokee61
- Big Timber61
- Bozeman61
- Columbia Falls61
- Frenchtown61
- Geyser61
- Roundup61
- Seeley Lake61
- Sidney61
- Stanford61
- Wolf Point61
- Big Horn County60
- Browning60
- Chinook60
- Circle60
- Clancy60
- East Helena60
- Fort Belknap Agency60
- Fort Benton60
- Froid60
- Gallatin County60
- Glasgow60
- Glendive60
- Havre North60
- Helena Valley Northeast60
- Helena Valley Southeast60
- Helena West Side60
- Judith Basin County60
- Lincoln60
- Malta60
- Philipsburg60
- Richland60
- Shepherd60
- Townsend60
- West Glendive60
- White Sulphur Springs60
- Wibaux60
- Anaconda-Deer Lodge County59
- Belgrade59
- Chester59
- East Glacier Park Village59
- Hamilton59
- Heart Butte59
- Helena Valley Northwest59
- Malmstrom Air Force Base59
- Manhattan59
- North Browning59
- Plentywood59
- Scobey59
- Sedan59
- Three Forks59
- Ulm59
- Walkerville59
- Wilsall59
- Winnett59
- Wisdom59
- Amsterdam58
- Baker58
- Bridger CDP58
- Broadus58
- Cascade58
- Colstrip58
- Craig58
- Custer County58
- Ekalaka58
- Forsyth58
- Glacier County58
- Hysham58
- Jordan58
- Lewis and Clark County58
- Miles City58
- Phillips County58
- Red Lodge58
- Rudyard58
- South Browning58
- Stillwater County58
- Sula58
- Terry58
- Whitehall58
- Birney57
- Choteau57
- Crow Agency57
- Cut Bank57
- Ennis57
- Hardin57
- Lame Deer57
- Lockwood57
- Pryor57
- Roberts57
- Shelby57
- Sun Prairie57
- Sweet Grass County57
- Churchill56
- Culbertson56
- Teton County56
- Virginia City56
- West Yellowstone56
- Conrad55
- Four Corners55
- Park City55
- Roosevelt County55
- St. Marie55
- Billings54
- Big Sky52
- Havre52
- Petroleum County52
- Lewistown51
- Toole County51
- Hill County49
- Rosebud County43
- Butte24
- Madison County23
- Dillon21
- Beaverhead County11
