Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 20:05, Sep 04
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 MontessoriAnonymousBellamooBrian BrownAnonymousRandy OlsonMPGBDMHannahBrianVDonald AndersonRiver ratKirk MillsonWWolfAnonymous 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 MontessoriAnonymousBellamooBrian BrownAnonymousRandy OlsonMPGBDMHannahBrianVDonald AndersonRiver ratKirk MillsonWWolfAnonymous contributor
Live most polluted city ranking
Real-time Montana most polluted city ranking
Wildfires in Montana
Real-time information
Active fires
3
Learn more about global air quality
Which is the most polluted city in Montana?
- Petroleum County75
- Lewistown72
- Culbertson56
- Phillips County55
- Hill County49
- Montana City48
- Roosevelt County47
- Froid44
- Marion44
- Custer County41
- West Glendive40
- Glasgow39
- Sidney39
- Plentywood38
- Havre North37
- Winnett37
- Big Arm31
- Havre31
- Lockwood31
- Richland31
- Roundup31
- Stanford31
- Boulder30
- Fort Belknap Agency30
- Harlowton30
- Malta30
- Ryegate30
- Charlo29
- Dayton29
- Hysham29
- Gardiner28
- Geyser28
- Ravalli28
- Roberts28
- Rosebud County28
- Stillwater County28
- Big Horn County27
- Chinook27
- Jordan27
- Shepherd27
- Big Timber26
- Churchill26
- Sweet Grass County26
- Bozeman25
- Columbus25
- Forsyth25
- Hardin25
- Livingston25
- Circle24
- Colstrip24
- Crow Agency24
- Gallatin County24
- Lewis and Clark County24
- Miles City24
- Park County24
- Red Lodge24
- Terry24
- Big Sky23
- Billings23
- Fort Benton23
- Glendive23
- Judith Basin County23
- Lame Deer23
- Libby23
- Polebridge23
- Sedan23
- St. Marie23
- Wibaux23
- Wolf Point23
- Birney22
- Choteau22
- Missoula22
- Pryor22
- Scobey22
- Wilsall22
- Baker21
- Broadus21
- Chester21
- East Missoula21
- Kalispell21
- Malmstrom Air Force Base21
- Plains21
- Rudyard21
- Amsterdam20
- Belgrade20
- Bridger CDP20
- Cascade20
- Dillon20
- Ekalaka20
- Lincoln County20
- Manhattan20
- Somers20
- Spokane Creek20
- Three Forks20
- Townsend20
- Bonner-West Riverside19
- Ennis19
- Eureka19
- Evergreen19
- Helena19
- Stevensville19
- Sun Prairie19
- Victor19
- Four Corners18
- Hot Springs18
- Madison County18
- Shelby18
- St. Ignatius18
- Ulm18
- Virginia City18
- Coram17
- Cut Bank17
- Great Falls17
- Laurel17
- Martin City17
- Toole County17
- Darby16
- East Helena16
- Helena Valley Southeast16
- Park City16
- Teton County16
- Whitefish16
- Wye16
- Flathead County15
- Helena Valley Northeast15
- Seeley Lake15
- West Glacier15
- Arlee14
- Heart Butte14
- Pablo14
- Whitehall14
- Bear Dance13
- Bigfork13
- Clancy13
- Craig13
- Glacier County13
- Lakeside13
- Potomac13
- West Yellowstone13
- Absarokee12
- Anaconda-Deer Lodge County12
- Beaverhead County12
- Conrad12
- Deer Lodge12
- East Glacier Park Village12
- Helena Valley Northwest12
- Helena West Side12
- Lake County12
- Lincoln12
- Lindisfarne12
- South Browning12
- Troy12
- Walkerville12
- Wisdom12
- Browning11
- Columbia Falls11
- Maverick Mountain11
- Missoula County11
- Noxon11
- Orchard Homes11
- Sula11
- Thompson Falls11
- Helmville10
- Piltzville10
- Helena Valley West Central9
- North Browning9
- Superior9
- Trout Creek9
- Alberton8
- Clinton8
- Frenchtown8
- Hamilton8
- Lolo8
- Ravalli County8
- Ronan8
- Sanders County8
- Woods Bay8
- Cascade County7
- White Sulphur Springs6
- Corvallis4
- Dixon4
- Polson2
- Butte0
- Philipsburg0
