An Air Pollution Action Day was called Wednesday morning for the Chicago area and is in effect until midnight, weather ...

Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...

Milwaukee currently has the worst air quality in the U.S., The New York Times reported on June 4. Here's what you need to ...

Milwaukee has the 2nd worst air quality in the U.S. on June 5, per NYT. An air quality advisory across the state has also ...

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, ...

Smoke from Canadian wildfires began to worsen air quality in the eastern U.S. on Wednesday as several Midwestern states ...

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

The Wisconsin Department of Natural Resources issued an air quality advisory through noon June 4 across parts of Wisconsin.

The smoke has the state under an advisory until noon Wednesday for the unhealthy Air Quality Index red category, with periods ...

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

As smoke and haze continue to linger from wildfires in Canada, the Wisconsin DNR has extended the Air Quality Advisory ...