Toxic Air Pollution in Montana
31 Polluted Zip Codes
374 Clean Zip Codes
High Emission Areas
🏭 Anaconda
🏭 Belgrade
🏭 Big Timber
🏭 Billings
🏭 Butte
🏭 Clancy
🏭 Colstrip
🏭 Columbia Falls
🏭 Columbus
🏭 Decker
🏭 East Helena
🏭 Eureka
🏭 Glendive
🏭 Great Falls
🏭 Hamilton
🏭 Hardin
🏭 Kalispell
🏭 Laurel
🏭 Missoula
🏭 Nye
🏭 Shelby
🏭 Sun River
🏭 Thompson Falls
🏭 Three Forks
🏭 Townsend
🏭 Victor
🏭 Whitehall
Zero Reported Industrial Emissions
These zip codes have no industrial facilities reporting toxic air releases to the EPA.