Air quality in Montana
Air quality index (AQI⁺) and PM2.5 air pollution in Montana • 20:59, Aug 10
Montana Department of Environmental QualityCrosscut Mountain Sports CenterMojave Desert Air Quality Management District (MDAQMD)Dusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriAnonymousBellamooUSA National Park ServiceBrian BrownMPGBrianVDonald AndersonWWolfAnonymous contributor
Montana Department of Environmental QualityCrosscut Mountain Sports CenterMojave Desert Air Quality Management District (MDAQMD)Dusty McSensorfaceMissouri Department of Natural ResourcesEMBGSunflower MontessoriAnonymousBellamooUSA National Park ServiceBrian BrownMPGBrianVDonald AndersonWWolfAnonymous 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?
- Columbia Falls183
- Lindisfarne179
- Kalispell177
- Polson177
- Flathead County175
- Polebridge175
- Whitefish175
- North Browning171
- Thompson Falls168
- Hot Springs166
- Libby166
- Cascade County165
- Superior165
- Eureka164
- Bigfork163
- Ulm163
- Cut Bank161
- Judith Basin County161
- Lincoln County161
- Heart Butte160
- Arlee159
- Coram158
- Evergreen158
- Marion158
- Martin City158
- West Glacier158
- Choteau157
- Somers157
- Plains156
- Shelby156
- Big Arm155
- Dayton155
- Bear Dance153
- Pablo152
- Woods Bay152
- Corvallis151
- Sanders County151
- Charlo149
- Darby149
- St. Ignatius149
- Toole County149
- Chester148
- Sedan148
- Troy147
- Churchill146
- Glacier County145
- Hamilton145
- Lakeside145
- Helena144
- Missoula143
- Montana City143
- Butte142
- Deer Lodge142
- Cascade141
- East Glacier Park Village141
- Ravalli141
- Frenchtown140
- Seeley Lake140
- East Helena139
- Philipsburg139
- Piltzville139
- Ravalli County139
- Beaverhead County138
- Browning137
- Clinton137
- Lake County137
- South Browning137
- Boulder136
- Bridger CDP136
- Lolo136
- Wye136
- Bonner-West Riverside135
- East Missoula135
- Potomac135
- Four Corners134
- Lewis and Clark County134
- Stevensville134
- Victor133
- Anaconda-Deer Lodge County132
- Great Falls132
- Noxon130
- Orchard Homes130
- Sula129
- Wisdom129
- Sweet Grass County128
- Walkerville127
- Gallatin County126
- Lincoln126
- Missoula County126
- Clancy124
- Helena Valley Northeast124
- Helena Valley Northwest124
- Helena Valley Southeast124
- Helena West Side124
- Livingston123
- Whitehall123
- Conrad122
- Craig122
- Teton County122
- Townsend122
- Helena Valley West Central121
- Sun Prairie120
- Three Forks120
- White Sulphur Springs120
- Manhattan119
- Absarokee118
- Amsterdam118
- Belgrade118
- Bozeman118
- Dillon118
- Park County118
- Ronan118
- Malmstrom Air Force Base117
- Wilsall117
- Big Sky115
- Madison County115
- Virginia City115
- Ennis114
- Geyser111
- Big Horn County110
- Big Timber110
- Fort Benton110
- Pryor110
- Shepherd109
- Park City108
- Red Lodge108
- Stanford108
- Columbus107
- Hardin107
- Harlowton107
- Crow Agency106
- Roundup105
- Ryegate104
- Gardiner103
- West Yellowstone102
- Alberton99
- Rudyard99
- Trout Creek99
- Dixon98
- Roberts94
- Laurel92
- Winnett92
- Birney91
- Lame Deer91
- Billings90
- Colstrip90
- Hysham90
- Forsyth89
- Broadus88
- Custer County88
- Miles City88
- Ekalaka87
- Baker86
- Terry86
- Jordan85
- Lockwood84
- Rosebud County83
- Stillwater County83
- Petroleum County82
- Glendive81
- Wibaux81
- Chinook80
- Fort Belknap Agency80
- Circle79
- Malta79
- Wolf Point75
- Froid74
- Glasgow74
- Plentywood74
- Richland74
- Sidney73
- Scobey72
- Hill County68
- Lewistown68
- Havre61
- Havre North60
- West Glendive55
- Culbertson47
- Roosevelt County42
- St. Marie39
- Phillips County38
