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 ...

The Allegheny County Medical Examiner has released the name of the second man killed in Monday's explosion at the Clairton ...

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

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

The exact locations and times for the units’ deployment will be based on real-time forecasts developed by ACHD and PADEP ...

The department is working closely with the state health department, emergency services and U.S. Steel representatives, ...

Organizations like the Breathe Project and the Group Against Smog and Pollution, in conjunction with the Allegheny County Health Department, have been closely monitoring the air quality in Clairton ...

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

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

Clairton, Pennsylvania was rocked Tuesday by an explosion at the U.S. Steel Clairton Coke Works. Clairton Mayor Richard ...

Rescuers were continuing to search for one missing worker at the Clairton Coke Works more than five hours after mid-morning ...