The last time the Oregon Department of Environmental Quality compiled comprehensive data on nitrate ground pollution in the Lower Umatilla Basin was 2012. More than a decade later, Oregonians have ...
A man crosses a street in downtown Portland, Oregon, when the city was blanketed by a dense smog that sent pollution meters soaring in September 2020. A man crosses a street in downtown Portland ...
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Ozone pollution alert for Portland metro lifted; Wildfire smoke advisory still in effectPORTLAND Ore. (KPTV) - An air quality alert due to ozone pollution for the Portland-Vancouver metro area and Marion County was lifted Thursday, while a smoke advisory remains in effect, according ...
A surface inversion is preventing the normal mixing of air, meaning pollutants will remain trapped at lower altitudes.
Portland celebrated a big achievement this ... overhaul completed almost 14 years ago has helped stem much of that pollution, reducing the amount of E. coli bacteria in the river — making ...
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Oregon adopts Climate Protection Program to cut fossil fuel pollution by 90% by 2050The Environmental Quality Commission (EQC) has adopted the Climate Protection Program to significantly reduce climate pollution from fossil fuels in Oregon. The governing body for the Oregon ...
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