Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 16:06, Aug 20
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?
- Lewistown149
- Polebridge137
- Glacier County122
- Pablo120
- St. Ignatius120
- Bigfork117
- Browning116
- Flathead County116
- North Browning116
- Choteau115
- Bear Dance113
- Kalispell109
- Lakeside109
- Seeley Lake109
- Woods Bay109
- Cascade County108
- Polson106
- Whitefish105
- Arlee102
- Lindisfarne102
- Lake County101
- Lolo98
- Laurel96
- Great Falls94
- Charlo92
- Heart Butte92
- Petroleum County92
- Ulm92
- Frenchtown89
- Ronan89
- Libby88
- Missoula88
- Park City87
- Cascade86
- Helena Valley West Central86
- Lockwood86
- Judith Basin County85
- Alberton84
- Billings84
- Columbia Falls84
- Hot Springs84
- Missoula County83
- Orchard Homes83
- Sedan83
- Dixon81
- Thompson Falls81
- Lincoln County80
- Helena79
- Plains78
- Stillwater County78
- Superior78
- Trout Creek78
- Troy78
- Noxon76
- Lewis and Clark County74
- Montana City73
- Absarokee72
- Bozeman69
- Coram69
- Martin City69
- Ravalli County69
- Roberts69
- West Glacier69
- Big Horn County68
- Bridger CDP68
- East Glacier Park Village68
- Eureka68
- Evergreen68
- Rosebud County68
- Somers68
- Sweet Grass County68
- Big Arm67
- Corvallis67
- Dayton67
- Marion67
- Piltzville67
- South Browning67
- Beaverhead County66
- Clinton66
- Teton County66
- Deer Lodge65
- Ravalli65
- Craig64
- Darby64
- Broadus63
- Conrad63
- Ekalaka63
- Helena Valley Northwest63
- Lincoln63
- Malmstrom Air Force Base63
- Sanders County63
- Sun Prairie63
- West Glendive63
- Wye63
- Bonner-West Riverside62
- East Missoula62
- Geyser62
- Hamilton62
- Harlowton62
- Helena Valley Northeast62
- Helena Valley Southeast62
- Potomac62
- Ryegate62
- Stanford62
- Baker61
- Churchill61
- East Helena61
- Helena West Side61
- Roundup61
- Shepherd61
- White Sulphur Springs61
- Boulder60
- Clancy60
- Columbus60
- Custer County60
- Fort Benton60
- Gallatin County60
- Gardiner60
- Hardin60
- Hysham60
- Pryor60
- Winnett60
- Big Timber59
- Birney59
- Colstrip59
- Crow Agency59
- Forsyth59
- Lame Deer59
- Miles City59
- Park County59
- Stevensville59
- Townsend59
- Wilsall59
- Dillon58
- Jordan58
- Victor58
- Belgrade56
- Big Sky56
- Cut Bank56
- Four Corners56
- Manhattan56
- Terry56
- Three Forks56
- Amsterdam55
- Anaconda-Deer Lodge County55
- Livingston55
- Walkerville55
- Whitehall55
- Chester54
- Rudyard54
- West Yellowstone54
- Wibaux54
- Glendive53
- Philipsburg53
- Shelby53
- Sula53
- Chinook52
- Fort Belknap Agency52
- Sidney52
- Wisdom52
- Ennis51
- Virginia City50
- Circle49
- Richland49
- Malta46
- Froid39
- Wolf Point39
- Glasgow37
- Plentywood36
- Toole County35
- Havre North33
- Culbertson31
- Havre31
- Roosevelt County31
- Scobey31
- Hill County26
- St. Marie26
- Phillips County23
- Butte20
