An air quality action day has been issued for five communities in the Monongahela Valley because of an increase in particulate matter pollution, according to the state’s Department of Environmental ...
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Code orange alert in effect Monday for Mon Valley
A Code Orange Alert is continuing into Monday for the Mon Valley area in Allegheny County. The air quality action day was declared for fine particulate matter in the Liberty-Clairton Area of Allegheny ...
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