The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.

Recent data from the Environmental Protection Agency shows air quality in certain regions of the U.S. is deteriorating, ...

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up ...

Weather conditions are trapping smoke and other air pollutants near the ground where people breathe, officials said.

The Inland Northwest is stuck under a ridge of high-pressure and will stay under this ridge for the next several days.

In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

Forecasters are warning that air pollution may become trapped and adversely affect humans, due to weather conditions in the U.S.

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

Air quality officials provide burn advisories each year between October and May to help minimize pollution depending on air ...

The Oregon Department of Environmental Quality issued an air quality advisory for Eastern Lane, Eastern Linn, Eastern Marion, ...