Steelworkers at US Steel’s Clairton Coke Works have come forward to expose the long-standing and deadly safety hazards that ...

The health department began deploying mobile air units Thursday provided by Pennsylvania’s Department of Environmental ...

Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...

Family members tell Pittsburgh's Action News 4 Steven Menefee, a father of two, was a loving man who would give you the shirt ...

Organizations like the Breathe Project and the Group Against Smog and Pollution, in conjunction with the Allegheny County Health Department, have been closely monitoring the air quality in Clairton ...

Regulators are temporarily stepping up pollution monitoring in the Mon Valley after a deadly explosion at U.S. Steel’s ...

A 37-year-old Tamaqua man faces arson charges after police said he used a firework to set off a pipe bomb in the borough.

The office of the Allegheny County medical examiner identified a second man who was killed in an explosion at the Clairton ...

The second person killed in Monday’s deadly explosion at the U.S. Steel Clairton Coke Works has been identified.

Authorities on Thursday identified the second person who was killed in an explosion at U.S. Steel’s Clairton Coke Works ...

Gwaley called DeHosse, who owns Sparkles by Shell, a Monongahela-based screen print and embroidery business. They are now ...

In this week’s news quiz: University lobbying, Pennsylvania’s history with redistricting, a plea from New Yorkers, and Taylor ...