Officials issued an air quality advisory for counties in southwest Michigan as Canadian wildfires burn. Here's what the air ...

Drifting smoke from wildfires is causing poor air quality and reduced visibility across nearly all of the ...

If outdoor travel is unavoidable, a well-constructed, well-fitting and properly worn respirator-type mask (such as a ...

The Ottawa-Gatineau region is still experiencing poor air quality from drifting wildfire smoke, prompting Environment Canada ...

Shortly before 7 a.m., the federal Air Quality Health Index showed Ottawa air quality at “10-High Risk.” That condition ...

A special air quality statement that was put in place June 5, when air quality in Ottawa reached "very high risk", has been ...

Air quality has improved in much of Quebec and Ontario, but wildfire smoke continues to affect parts of the Prairies, ...

The federal Air Quality Health Index was at 7, or high risk, during the day Saturday, but had decreased to 5, or moderate risk, as of 8 p.m. Residents may experience mild and common symptoms such ...

EDT on Tuesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight EDT for Muskegon, Ottawa, Kent, Allegan and Van Buren counties.