“Pressure built inside the valve, leading to valve failure and coke oven gas filling the area and ultimately exploding when ...

Production at the facility could be affected for some time. Two of the plants six batteries of ovens were damaged in the ...

Troopers are trying to locate James Sever, 54, who is wanted on an attempted homicide charge after explosives were put ...

In the last five years, U.S. Steel has paid more than $10 million in penalties for violations of the Clean Air Act at ...

The plant, a massive industrial facility along the Monongahela River south of Pittsburgh, is considered the largest coking ...

If you grew up in Pittsburgh or in one of the nearby steel towns, the deadly explosion at U.S. Steel’s Clairton Coke Works ...

The preliminary findings say how the company believes the explosion occurred. A union statement cautioned the investigation is in its early stages.

The deadly explosion at Clairton Coke Works near Pittsburgh occurred when a gas valve was flushed before planned maintenance, ...