EDT an air quality alert was reported by the National Weather Service in effect until Friday at noon EDT for Mason, Lake, ...

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

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

Smoke from wildfires is expected to cause poor air quality and reduced visibility across nearly all of the Ottawa-Gatineau ...

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

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

Environment Canada says air quality has improved across most of Quebec and Ontario as changes in wind and rain ease the ...

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

EDT on Friday, the National Weather Service reported an air quality alert in effect until Saturday at 10:45 p.m. EDT for ...