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 ...

At 3:46 p.m. on Saturday, the National Weather Service reported an air quality alert in effect until Monday at midnight for ...

Damaging winds, large hail and a few tornadoes will also be possible with these storms.Elsewhere, wildfire smoke from Canada ...

S moke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

Chicago's Air Quality Alert continues due to Canadian wildfire smoke, with health advisories for sensitive groups amidst ...

An Air Quality Action Day was issued for several northern Indiana cities on Friday due to Canadian wildfire smoke.

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at ...

At 11:35 a.m. EDT on Saturday, the National Weather Service reported an air quality alert in effect until Sunday at 11:45 p.m ...