WCCO Investigates discovered the Pollution Control Agency (MPCA) could have alerted Eagan residents whose health was at risk​ ...

Air quality will continue to improve tonight. Temperatures and humidity will continue to increase, peaking on Friday.

Smoke from Canadian wildfires has given Southeast Michigan some of the worst air quality on earth, and there doesn't seem to be any end any time soon, according to the Michigan Department of Natural ...

Air quality is expected to reach the orange AQI category in northeast Minnesota, which is unhealthy for sensitive groups.

Air quality alerts have been issued across 12 states for Wednesday, according to the National Weather Service.

NYC's air quality suffers due to Canadian wildfires, affecting respiratory sufferers, with alerts across the US.

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring relief later in the week.

The Upper Midwest and Northeast are under air quality alerts stemming from Canadian wildfires, as millions across the South ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

The Minnesota Pollution Control Agency issued a new air quality alert for northeast Minnesota due to the wildfires burning in ...

After a record stretch of poor air quality, parts of Minnesota will again face another air quality alert starting Tuesday ...