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Horsehead Holding Company Fatal Explosion and Fire
FINAL REPORT: ANALYSIS OF HORSEHEAD CORPORATION MONACA REFINERY FATAL EXPLOSION AND FIRE
Location: Monaca, PA
Accident Occurred On: 07/22/2010
Final Report Released On: 03/11/2015
Accident Type: Chemical Manufacturing - Fire and Explosion
Company Name: Horsehead Holding Company

investigation information

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Accident Description
On July 22, 2010, an explosion and fire killed two workers at the Horsehead Holding Company zinc recycling facility located in Monaca, PA. The facility recycles and purifies zinc through a high temperature distillation process and is located approximately 35 miles north of Pittsburgh.
Investigation Status
The Board voted on January 28, 2015, to close the investigation and issue a technical analysis on the causes. The analysis was released on March 11, 2015.


 

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Related News

CSB Releases Technical Analysis Detailing Likely Causes of 2010 Zinc Explosion and Fire at the Former Horsehead Zinc Facility in Monaca, Pennsylvania, that Killed Two Operators, Injured a Third
3/11/2015
The July 2010 explosion and fire at the former Horsehead zinc refinery in Monaca, Pennsylvania, likely resulted from a buildup of superheated liquid zinc inside a ceramic zinc distillation column, which then “explosively decompressed” and ignited, according to a technical analysis released today by the U.S. Chemical Safety Board (CSB).
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