An explosion at the company’s blast furnace/basic oxygen furnace complex in Pennsylvania occurred during a maintenance procedure, says the steelmaker.

The fatal explosion at U.S. Steel’s Clairton plant renews debate over safety, modernization, and Nippon Steel’s future ...

A former Bethlehem Steel worker compares working at the Clairton Coke Plant to 'hell on earth', highlighting the intense heat and sulfur smells.

A portion of the Clairton Coke Works, a U.S. Steel plant, is seen Monday, Aug. 11, 2025 in Clairton, Pa. (AP Photo/Gene J.

A Mobile Air Unit provided by the Pennsylvania Department of Environmental Protection and Carnegie Mellon University made several stops in the Mon Valley Thursday and Friday, monitoring the air ...