An explosion at the U.S. Steel Clairton Coke Works about 15 miles southeast of Pittsburgh has left one dead and at least 10 injured, with some people still trapped under the rubble as emergency workers on site trying to rescue victims. U.S. Steel’s Clairton Coke Works is a massive industrial facility along the Monongahela River south of Pittsburgh, and considered the largest coking operation in North America. ET on Monday, August 11, an incident occurred at U. S. Steel’s Clairton Plant, specifically at coke oven batteries 13 and 14. Nearly 1,300 dedicated men and women work at the Clairton Plant each day, performing their jobs with the utmost safety. Josh Shapiro posted on X: “Multiple explosions occurred today at U.S. Steel Clairton Coke Works in Clairton, PA.