U.S. Steel Clairton Coke Works' current limited coke-making capacity due to Monday's explosion is prompting concerns.

The Allegheny County Health Department announced that Mobile Air Units will be deployed in the Mon Valley Thursday and Friday ...

Allegheny County is boosting air monitoring after a deadly explosion at U.S. Steel’s Clairton Coke Works, a plant with a ...

Todd Barrett was with a crew of laborers at the Clairton coke works that morning when they all felt something. It was an ...

Data from the EPA and OSHA provide a glimpse into some of the previous violations and injury reports at the Clairton Coke ...

Concerns for air quality linger after Monday's explosion in Clairton Donald Trump reacts to Melania's $1B defamation threat ...

Timothy Quinn, 39, of East Huntingdon Township, also died in the incident. Ten other people were injured. Three of them are ...

Two workers were killed and nearly a dozen were injured while they were preparing for a maintenance project at the Clairton facility.

Workers were heating coal and preparing for routine maintenance when an explosion rocked a U.S. Steel plant outside ...