Concern for poor air quality in the greater Chicago area remains as the Illinois EPA extends its alert until Thursday night.

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

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

States across the U.S. are feeling the impact of the Canadian wildfires as air quality takes a hit from the smoke, according ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

After a brief respite, Milwaukee is back under an air quality alert Wednesday, August 6. The Wisconsin Department ...

Another air quality alert is in effect Tuesday for NYC, western Long Island, the Hudson Valley, northwest New Jersey and ...

Millions are under air quality alerts as wildfire smoke blankets large swaths of U.S. Millions of people across the Upper ...

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

The Pennsylvania Department of Environmental Protection declared a continuation of its “Code Orange” Air Quality Action Day ...