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

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

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

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

A person wearing a face mask as protection against particles in wildfire smoke walks in Ottawa June 7, 2023. (Spencer ...

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

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.

EGLE issues an air quality advisory for parts of West Michigan on Wednesday due to elevated ozone and wildfire smoke.

Ottawa had some of the worst air quality in the world Friday as wildfire smoke covered the city. CTV’s Kimberley Fowler reports.

The predicted levels of ozone in the atmosphere on Wednesday prompted an Air Quality Advisory to be issued by the Michigan ...