At the Minnesota Pollution Control Agency (MPCA), most of Minnesota was classified as having “moderate” air quality late ...

For the full 24 hours of Aug. 3, the New York State Department of Environmental Conservation is issuing an air quality health ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air.

There is an air quality alert for all of Southeast Michigan until midnight Saturday, the Michigan Department of Environment, ...

Canadian wildfire smoke is continuing to impact Wisconsin's air quality, with multiple cities ranked in the top 10 with worst ...

It expires on Friday at midnight, due to elevated levels of fine particulate (PM2.5), the Department of Environment, Great ...

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

Canadian wildfire smoke made the air quality "unhealthy" in northern Maine and "unhealthy for sensitive groups" in western ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

Smoke from wildfires in central Canada will push into Northeast Pennsylvania Monday, according to the state Department of ...

Air quality alert has been issued for parts of Nebraska and Iowa due to smoke from the Canadian wildfires. The alert will ...