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

The office of the Allegheny County medical examiner identified a second man who was killed in an explosion at the Clairton Coke Works factory Monday morning. According to the medical examiner, 52-year-old Steven Menefee died at the scene of the blast.

The explosion, followed by several smaller blasts, could be felt in the nearby community and prompted county officials to warn residents to stay away from the scene so emergency workers could respond.