Environment Canada has issued special air quality statements for multiple regions across northeastern Ontario and beyond.

The alert itself is scheduled to run through 11 p.m. Friday night. This smoke is expected to push the Air Quality Index to reach Orange or Unhealthy for Sensitive Groups category.

Wildfire smoke from Western Canada has created poor, unsafe air quality readings from northern Ontario to the Greater Toronto Area (GTA) and other areas in the province this week. Widespread, special ...

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Drifting smoke from wildfires is causing poor air quality and reduced visibility across nearly all of the Ottawa-Gatineau region, prompting Environment Canada to upgrade its alert to the highest risk ...

GATINEAU — Environment Canada says air quality has improved across most of Quebec and Ontario as changes in wind and rain ease the situation east of the Prairies, where wildfires continue to rage.