An air quality index of 300 or higher is considered hazardous, and the record-breaking smoke AQI in Grand Portage reached 800 ...

The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for a wide range of central and southern ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...

Smoke from more than 100 wildfires blazing in Canada is expected to spread and impact air quality index in Minnesota.

The Minnesota Pollution Control Agency says additional air quality alerts are likely needed for much of Minnesota this weekend due to the heavy wildfire smoke in Canada moving into the upper Midwest.

States across the border issued air advisories about particulate pollution that are expected to last for several days.

Living in the Midwest means being affected by the Canadian wildfires that occur just about every year. Here is what to know ...

Online map tools and resources let you track the Canadian wildfires and monitor poor air-quality conditions, which are ...

Rising heat, winds, and dry air sparked blazes in the Canadian provinces of Saskatchewan and Manitoba, according to the ...

More than 25,000 residents in three provinces have been evacuated as dozens of wildfires remained active Sunday and ...