Environment Canada's air quality index has reported moderate to high risk since Saturday morning in Calgary, as many parts of ...

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian ...

While officials continue to monitor the smoke lingering in Michigan, here's how to read the Air Quality Index: The AQI ...

Michigan's air, which has been tainted for several days by wafting smoke from Canadian wildfires, is expected to improve over ...

EDT on Friday, the National Weather Service reported an air quality alert in effect until Saturday at midnight EDT for Van ...

An air quality alert has been issued for particle pollution in all New Hampshire counties. The National Weather Service said ...

The New York State Department of Environmental Conservation has issued an Air Quality Health Advisory for Fine Particulates ...

Breathing in ozone pollution can lead to health impacts like chest pain, coughing, throat irritation, congestion and ...

An air quality alert was reported by the National Weather Service on Saturday at 9:56 a.m. in effect until 10 p.m. for Oneida ...

Despite expected rain Sunday night, Canadian wildfire smoke will continue to impact Michigan on Monday, officials say.

Some areas may only see a few hours of alert-level smoke concentrations due to the relatively fast movement of the ...

An air quality alert was reported by the National Weather Service on Friday at 11:55 a.m. EDT in effect until Saturday at ...