The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...

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

Smoke from Canadian wildfires is leading to very unhealthy air quality for much of Michigan, including all of Southeast ...

Smoke coming in from Canadian wildfires settled over Chicago, causing unhealthy air quality conditions for at-risk groups.

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

Michigan's Air Quality Advisory has been extended through midnight as smoke continues to linger in Southeast Michigan.

Detroit currently ranks as the city with the worst air quality in the world as smoke from Canadian wildfires continues to ...

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

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Much of Ontario remains under special air quality statements or warnings today amid smoke from wildfires burning in other ...