A second Westmoreland County man was identified as the other victim who was killed Monday in an explosion at U.S. Steel’s ...

Mon Valley and Pittsburgh residents concerned after US Steel coke works blast, while Allegheny County reports no air quality ...

The health department began deploying mobile air units Thursday provided by Pennsylvania’s Department of Environmental ...

Regulators are temporarily stepping up pollution monitoring in the Mon Valley after a deadly explosion at U.S. Steel’s ...

U.S. Steel says it believes a gas valve failure led to the explosion Monday morning at its Clairton Coke Works, in which two ...

When horrific situations strike in the Pittsburgh area, such like the U.S. Steel Clairton coke plant explosion that killed ...

The office of the Allegheny County medical examiner identified a second man who was killed in an explosion at the Clairton ...

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.

The Allegheny County Health Department announced that Mobile Air Units will be deployed in the Mon Valley as part of an ongoing investigation.

The deadly blast at the U.S. Steel facility outside Pittsburgh was just the latest in a series of recent workplace accidents.