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

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

According to the map, the 10 ZIP codes with highest exposure are concentrated near the ports and along the 110, 710, and 605 ...

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

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

The DoE has been directed to implement effective measures to check air pollution during the winter months in the coming year, ...

Researchers at Brown University discovered that fine-particle pollution can significantly impact your marathon finish time ...

“You have to be pretty dang healthy to be able to run (across) a marathon finish line,” Braun said. “If air pollution is ...