Winds could blow smoke from the Bear Gulch fire burning on the Olympic Peninsula, bringing the potential for unhealthy air ...

Official air-quality results for Kyrene de la Sierra Elementary School show elevated levels of potentially harmful chemicals.

Because of Canadian wildfires, Minnesota high schools have had to watch how they practice to begin the season in a number of ...

An air quality advisory has been issued for Mason County as the Bear Gulch Fire continues to burn north of Lake Cushman.

An air quality alert was reported by the National Weather Service on Tuesday at 12:17 p.m. in effect until 8 p.m. for ...

Ozone pollution in Portland, Gresham and other cities could reach unhealthy levels for sensitive groups Tuesday afternoon.

While not everyone will be impacted by air quality on Wednesday, those who have been sensitive to poor air quality this ...

The Maine Department of Environmental Protection has issued an Air Quality Alert for communities along the Coast, Interior, and High Elevation areas on Wednesday.

Researchers at The University of Alabama in Huntsville (UAH) have published a paper in Communications Earth & Environment ...

Air quality alerts have been issued across parts of Texas, Minnesota, Connecticut, Colorado and Washington for Wednesday.

OLYMPIC NATIONAL FOREST, Wash. — The Bear Gulch Fire within the Olympic National Forest and National Park has now prompted an ...