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

DEQ air monitoring stations showed "moderate" air quality across most of Portland Wednesday morning. It's expected to rapidly ...

The Dyson HEPA Big + Quiet air purifier is on sale at Amazon for $599.99, down from the normal price of $899.99. That's a 33% discount.

Facing the uncertainties of droughts, wildfires, blackouts, poor air quality, mudslides and flooding, here are some ideas ...

The 5014iQ and 5030iQ monitors from Thermo Fisher deliver accurate particulate measurements, enhancing air quality management ...

The seven-member committee is expected to conduct a study and submit a report with compilation of recommendations within ...

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

TRI-CITIES, Wash.- An Air Stagnation Advisory remains in effect until Friday at 4:00 a.m., impacting much of the forecast ...

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

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

The best air quality monitor can help ensure that you can breathe easy in your own home. We tested top models to determine ...

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