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

The second person killed in Monday’s deadly explosion at the U.S. Steel Clairton Coke Works has been identified.

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

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

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

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

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

Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...

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

Authorities on Thursday identified the second person who was killed in an explosion at U.S. Steel’s Clairton Coke Works ...