(File Photo: Source for Photo: The Clairton Coke Works, a U.S. Steel coking plant, is seen Monday, Aug 11, 2025, in Clairton, Penn. (AP Photo/Gene Puskar)

Noah Haswell, Beaver County Radio News

(Clairton, PA) An update was given yesterday in Clairton, Pennsylvania by the U.S. Chemical Safety and Hazard Investigation Board into the explosion at the U.S. Steel Clairton Coke Works plant in Clairton on August 11th, 2025 which killed two workers. According to a release, preliminary information “indicates that the explosion occurred during maintenance activities involving a gas isolation valve in the basement of the Battery 13/14 transfer area at the facility.” Once the investigation by the U.S. Chemical Safety and Hazard Investigation Board into the explosion at the U.S. Steel Clairton Coke Works plant in Clairton on August 11th, 2025 is complete, a final report detailing new findings, analyses, and recommendations will be released.