An air quality alert was issued by the National Weather Service in-Sullivan at 12:20 p.m. on Thursday, Aug. 7.

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Though wildfire smoke was to credit for poor air quality earlier in the week, Wednesday's alert is due to high-levels of ozone in the air.

For the second day in a row, the Pennsylvania Department of Environmental Protection declared a Code Orange air quality alert in most of Central Pennsylvania on Wednesday for particulate matter from ...

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

Extreme heat is breaking records around the world, with wildfires and poor air quality compounding the crisis, according to a ...