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.

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

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 ...

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

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

Colorado Gov. Jared Polis mobilized the state’s National Guard on Wednesday to support firefighting efforts near Meeker.

“Wildfire smoke is now a regular issue in New York,” they wrote in the letter Wednesday, citing recent air quality alerts, canceled events, and warnings to stay indoors. “Families across the state are ...

The Elk and Lee fires in Rio Blanco County remained zero percent contained as of Thursday morning, with hot, dry and windy ...