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

Any bit of sunshine in the forecast today will be met with not just extra clouds but also some haze and upper level smoke.

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

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

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

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