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

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 ...

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

Air quality alerts were lifted in parts of Canada after wildfire smoke plagued the region. Manitoba and Saskatchewan ...

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

EDT on Saturday, the National Weather Service reported an air quality alert in effect until 1 p.m. EDT for Mason, Lake, ...