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 ...

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 ...

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

The federal Air Quality Health Index was at 7 ... Massive Battery Energy Storage System project sparks controversy at Ottawa committee meeting ...

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 ...

Rain and wind patterns have largely protected Ottawa residents from unhealthy air quality due to forest fire smoke in recent days, but that could change. Ottawa’s skies have been hazy this week ...

Canada's wildfires, which have already forced evacuations of more than 26,000 people, continued their stubborn spread Tuesday ...