Oregon health officials issued an air quality warning Monday afternoon as smog levels climbed toward unhealthy levels across ...

The Oregon Department of Environmental Quality issued an air quality advisory for the Portland area on Monday due to high ...

On Monday at 2:45 p.m. the National Weather Service reported an air quality alert in effect until 10 p.m. for Tualatin Valley ...

Things are heating up in the PNW, and with the excitement of warm weather comes the threat of wildfires. Cities across the ...