Check TODAY’S AIR for current updates! CLICK HERE for explanation of categories and outdoor activity guidelines.

The Montana Department of Environmental Quality (MDEQ) has the primary responsibility for monitoring air quality in Montana.

Environmental Health Services offers informational and educational support to the community on some air quality issues. The general public is encouraged to use this as a resource for air quality issues in our community.

Indoor Air Quality
Outdoor Air Quality

Environmental Health

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Please contact us at:
406.582.3120 or