Weather conditions are trapping smoke and other air pollutants near the ground where people breathe, officials said.
The Oregon Department of Environmental Quality issued an air quality advisory for Eastern Lane, Eastern Linn, Eastern Marion, ...
Oregon DEQ issues air quality advisory for several counties due to air stagnation trapping smoke and pollutants.
The Oregon Department of Environmental Quality released a Groundwater Nitrate Trend Analysis for the Lower Umatilla Basin ...
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