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 ...

Wildfire smoke from the Prairies prompted special air quality statements and warnings across the country Saturday.

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

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 ...

Smoke from forest fires is causing reduced visibility and poor air quality that is expected to persist into Sunday ...