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

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

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

Air quality alerts are in effect across much of Canada as Prairie wildfires send smoke eastward, blanketing southern Ontario ...

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

Ottawa's Air Quality Health Index isn't expected to reach the highs of 2023, but residents could still see a haze of smoke ...

According to the Ontario’s Air Quality Health Index (AQHI), areas that had “high risk” ratings on Friday were Belleville, ...

That wind pattern is forecast over the weekend, from Saturday into Sunday, which will likely bring smoke and haze to the ...

Buildings are shrouded in smoke from wildfire in Toronto, Canada, on June 6, 2025. Smoke from wildfires burning in northern ...

Wildfire smoke blowing into Ontario has been dropping air quality to lows rivalling those from the 2023 wildfire season.