After some improvement in terms of air quality Friday, conditions were once again expected to worsen in West Michigan by Saturday.

ROCHESTER, N.Y.- The New York State Department of Environmental Conservation (DEC) has issued an air quality health advisory ...

Most of the Chicago area remains under an Air Quality Alert on Saturday due to smoke from Canadian wildfires. The alert was, at one point, set to expire late Friday night for most of the area, but it ...

Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as well as eastern Nebraska and parts of ...

The Oklahoma Department of Environmental Quality released an air quality health advisory for much of Oklahoma on Saturday.

Data suggests that air quality in Minneapolis ranked worse than the air in Egypt, South Korea and China. Minneapolis has the ...

The New York State Department of Environmental Conservation (DEC) has issued an Air Quality Health Advisory for fine ...