Allegheny County Emergency Services said a fire at the plant in Clairton started late Monday morning. Officials said they had not isolated the cause of the blast.

An explosion at U.S. Steel's Clairton Coke Works near Pittsburgh killed 2 and injured 10+, prompting investigations and safety concerns.

Gov. Josh Shapiro, Allegheny County Executive Sara Innamorato and U.S. Steel CEO David Burritt held an emotional press ...

This is a response to the forecasted weather that poses a risk to residents on those dates.

Two steelworkers are dead after an explosion at the U.S. Steel Clairton Coke Works plant. The blast happened on Monday just ...

After a fatal explosion at U.S. Steel’s Clairton Coke Works, Mon Valley residents remain cautious though Allegheny County ...