PORTLAND, Ore. (KOIN) — Portland’s air quality is currently comparable to Los Angeles, despite the ongoing wildfires in Southern California. As of Wednesday morning, Portland has a moderate air ...

PORTLAND, Ore. — An Air Quality Advisory is in effect for Salem, Portland, Vancouver and Longview/Kelso until 8 p.m. Thursday due to elevated levels of smog from wildfire smoke and hot weather. The ...

PORTLAND, Ore. — The ongoing heat wave is negatively impacting air quality in Portland and Southwest Washington, according to state officials, causing a buildup of ozone pollution and hazy skies ...

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An air quality advisory has been issued in the Salem and Portland-Vancouver metro areas due to elevated levels of ozone pollution or smog, according to the Oregon Department of Environmental Quality.

Amid a 100-degree heat wave, the Oregon Department of Environmental Quality issued an air quality advisory for the Portland metro area over the weekend and the Willamette Valley to Lane County. The ...

The KOIN 6 Weather Alert that was in place for the past two days, has now expired as the active weather around our region continued Saturday. Authorities are investigating a Southeast Portland ...

PORTLAND Ore. (KPTV) - With wildfires burning in eastern Oregon, there’s a chance smoke will make its way to the Portland metro area, while the week’s high temperatures will come with elevated ozone ...

PORTLAND Ore. (KPTV) - Following the Portland-area heat wave, people were hoping to enjoy the more mild weather outdoors this weekend. However, the smoky skies and poor air quality in parts of Oregon ...

A Portland steel plant has agreed to pay more than $250,000 to settle air quality violations spanning 2016 through 2022.

PORTLAND, Ore. July 19, 2023 2:23 p.m. Updated: July 19, 2023 10:38 p.m. A fire at an abandoned Kmart in Northeast Portland, Ore., sends up a large plume of smoke Wednesday, July 19, 2023. Courtesy of ...