Concern for poor air quality in the greater Chicago Metropolitan Area remains as the Illinois EPA extended its air quality ...

Smoke from the Gifford Fire was hovering over parts of the county, resulting in sooty air quality and possible ash falling ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.  Air ...

Wildfires in Canada are sending heavy smoke across the northern U.S., and New Jersey is experiencing some unhealthy air ...

On Aug. 6, the Wisconsin Department of Natural Resources has not extended its Wisconsin air quality alert — a decision it ...

Seven Michigan Republicans in Congress want Canada to contain and prevent future wildfires, noting it's the third summer ...

Smoke from ongoing wildfires across Canada continued to drift into parts of the United States on Wednesday, causing hazy ...

Rep. Calvin Callahan joined lawmakers from Iowa, Minnesota and North Dakota in filing a formal complaint against Canada over ...

The Bear Gulch Fire has been burning for nearly a month in the southeast part of the Olympic Peninsula, sending smoke ...

An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

Each New England state has seen more days over the last five years when fine particulate matter or ozone exceeds air quality ...

The Santa Clarita Valley and Inland Empire will experience the worst air quality on Tuesday, according to South Coast AQMD.