Officials issued an air quality advisory for counties in southwest Michigan as Canadian wildfires burn. Here's what the air ...

A special air quality statement that was put in place June 5, when air quality in Ottawa reached "very high risk", has been ...

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

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

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a ...

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

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

Smoke from wildfires is expected to cause poor air quality and reduced visibility, according to an alert issued by ...

An Air Quality Advisory has been declared for June 11 for elevated levels of ozone in southwest Michigan, announced EGLE.

EDT on Tuesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight EDT for Muskegon, Ottawa, Kent, Allegan and Van Buren counties.