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 ...

With no guarantee of more money pouring in from lawmakers before midnight, SEPTA says it will have no choice but to move forward with phase one of service cuts and ...

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

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

Producers of metals and other raw materials declined as an elevated wholesale inflation reading drove up the value of the U.S. dollar. Chilean copper giant Antofagasta posted an increase in first-half ...

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

In a meeting with The York Dispatch editorial board, state Sen. Dawn Keefer said she's been advising caution when it comes to data center proposals.

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

Ten others were injured, and people who live near the plant were urged to stay inside. Three explosions at U.S. Steel’s ...

CLAIRTON, Pa. (AP) — Investigators are working to determine the cause of an explosion that rocked a steel plant outside ...