Tag Archives: National Ambient Air Quality Standard

Stage 2 air pollution warning issued for Missoula, Frenchtown

The Missoula City-County Health Department has issued a Stage 2 air pollution warning, and with it a ban on woodstove emissions in the Missoula Valley. The current eight-hour particulate (PM2.5) average is at 35 micrograms per cubic meter – and … Continue reading

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