The cause of the blast is still unknown. The Pennsylvania plant has racked up fines and faced lawsuits over emissions ...

United States Steel Corp. and its parent company, Nippon Steel Corp. are committed to keeping the Clairton Coke Works ...

The potential pollution impact was mitigated because the weather cooperated, the Allegheny County Health Department said.

Two workers died and at least 10 people were injured after multiple explosions at the U.S. Steel Clairton plant.

U.S. Steel officials have released new details about the moments leading up to an explosion at the Clairton plant that killed ...

Officials have urged the press and community not to speculate about the cause of a deadly explosion at a U. S.

Gov. Josh Shapiro on Tuesday arrived in Clairton to meet with local officials following Monday's explosions that left two ...

Some workers wanted to keep to themselves, while others wanted to talk about their friends and coworkers they had lost.

An explosion rocked the U.S. Steel Clairton Coke Works facility near Pittsburgh Monday, leaving people trapped beneath the ...

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured 10 others. The CEO has vowed to find out ...

The mill, which is part of the recent merger between U.S. Steel and Nippon Steel, has faced scrutiny from federal and local ...

A U.S. Steel executive said Tuesday there were no indications of safety concerns leading up to the explosion a day earlier at ...