Code Orange Air Quality Action Day declared for parts of Allegheny County on Saturday

The Liberty-Clairton area is under a code orange air quality action day, according to the Pa. Dept. of Environmental ...

Code Orange air quality warning in Mon Valley lifted, officials say

Allegheny County officials said the recent "Mon Valley Air Pollution Episode has now ended." ...

Code Orange air quality warning issued for Mon Valley

An air quality action day has been issued for five communities in the Monongahela Valley because of an increase in ...
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DC Weather: Code Orange Air Quality Alert Tuesday with highs in the 90s

ARLINGTON, Va. (7News) — Plan for a muggy Tuesday morning with areas of patchy fog followed by a sunny and hot afternoon with highs in the 90s. A Code Orange Air Quality Alert is in effect for the D.C ...