Millions Across Four States Told To Reduce Outside Activity
Forecasters are warning that air pollution may become trapped and adversely affect humans, due to weather conditions in the U.S.
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Oregon’s nitrate ground pollution became notably worse in past 10 years, report finds
The median well in Oregon’s testing network had a nitrate concentration of around 4.6 mg/L in 1990. The latest data shows that, by 2023, the median well’s nitrate concentration had climbed to ...
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Air Stagnation Alert Issued as Oregon Warned of Pollution Low to Ground
Officials are also asking people to minimize activities that contribute to air pollution, such as wood burning and unnecessary vehicle use. The NWS office in Portland, Oregon, said in the advisory ...