This exposure can be exacerbated while moving quickly, Diaz-Sanchez says. And even exposure to one spike can be “really bad,” ...

A devoted dad has been identified as one of the two steel workers killed from an explosion at a Pennsylvania steel plant on ...

Authorities confirmed a second fatality after an explosion at the U.S. Steel Clairton Coke Works facility outside of Pittsburgh.

Heat and humidity return to Philadelphia area, pop-up storms possible mid-week. See the weather forecast. A fter a relatively ...

The Pennsylvania Department of Environmental Protection (DEP) has declared a Code Orange Air Quality Action Day for Tuesday ...

An air quality alert was reported by the National Weather Service on Tuesday at 9:10 a.m. in effect until 11 p.m. for Western ...

Sunday will have plenty of sunshine and light southerly breezes. However, several Pennsylvania counties will be under an air ...

The Pennsylvania Department of Environmental Protection (DEP) has declared a Code Orange Air Quality Action Day for ozone for ...

Children, older adults and those with respiratory conditions are urged to avoid avoid strenuous or long activities outdoors ...

Another air quality alert is in effect for Philly and its neighboring Pennsylvania counties Sunday, and it looks like more ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...