At 10:47 a.m., U.S. Steel’s Clairton Coke Works outside Pittsburgh — a sprawling riverside industrial facility and the largest of its kind in the Western Hemisphere — erupted in an ear-piercing boom.

On Aug. 11, 2025, an explosion at U.S. Steel’s Clairton Coke Works outside Pittsburgh — a 392-acre riverside industrial ...

CLAIRTON, Pa. — The sale of United States Steel was always going to be a global affair. Reporters from across the world descended into the Monongahela River Valley, south of Pittsburgh, to cover ...

U.S. Steel is facing 10 violations and $118,000 in fines from the Occupational Safety and Health Administration related to ...

Last year, an explosion at U.S. Steel’s Clairton Coke Works outside Pittsburgh killed two U.S. Steel workers and injured 11 others, including contractors.

U.S. Steel said it's planning to restart the Clairton Coke Plant's battery 13, nearly six months after two people were killed ...

A federal safety agency investigating an August blast at a U.S. Steel plant near Pittsburgh that left two workers dead says it found safety shortcomings that “exposed” employees to the explosion.

This is the back of the safety helmet worn by a steelworker listening to Pennsylvania Governor Josh Shapiro's meeting with media at the Clairton Coke Works, a U.S. Steel plant, in Clairton, Pa., on ...

A portion of the Clairton Coke Works, a U.S. Steel plant, is seen on Aug. 11, 2025 in Clairton, Pa. (AP Photo/Gene J. Puskar) CLAIRTON, Pa. (AP) -- An explosion at a U.S. Steel plant near Pittsburgh ...