The U.S. Chemical Safety board is investigating an Aug. 11 explosion that killed two people and injured 10 at a U.S. Steel ...

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 ...

Explore the recent preliminary findings that reveal the cause behind the devastating explosion at Clairton Coke Works.

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 ...