586
AEUS75 KTFX 051446
AQAMT
MTC001-023-039-061-063-077-081-089-061500-

Air Quality Alert
Relayed by National Weather Service Great Falls MT
848 AM MDT Fri Sep 5 2025

...AIR QUALITY ALERT IN EFFECT...

The Montana Department of Environmental Quality has issued an air
quality alert for Beaverhead, Deer Lodge, Granite, Mineral, Missoula,
Powell, Ravalli, Sanders counties in effect until 9AM on 09/06/2025

An Air Quality Alert means that particulates have been trending
upwards and that an exceedence of the 24 hour National Ambient Air
Quality Standard (NAAQS) has occurred or may occur in the near
future.

Elevated particulate levels from wildfire smoke

As of 6AM on 09/05/2025, particulate levels in Butte, Choteau,
Cut Bank, Dillon, Frenchtown, Great Falls, Hamilton, Helena,
Lewistown, Missoula, Seeley Lake, Sleeping Giant, Thompson Falls and
West Yellowstone are Moderate.

When air quality is Moderate... State and local health officials
recommend that unusually sensitive people should consider reducing
prolonged or heavy exertion.

For more information visit the Montana Department of Environmental
Quality at http://todaysair.mtdeq.us



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