While Thursday’s air quality presented challenges for many in central Pennsylvania, state officials expect Friday to be worse ...
The Pennsylvania Department of Environmental Protection (DEP) has issued a statewide Code Purple Air Quality Alert for particulate matter (PM2.5) on Friday, July 17, 2026, due to wildfire smoke.
Air quality alerts can change quickly during wildfire smoke events. Here’s what Code Orange and Code Red mean, who is most at ...
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