Accident Description

Accident: INDSPEC Chemical Corporation Oleum Release

Location: Location: Petrolia, PA

Accident Occurred On: 10/11/2008 | Final Report Released On: 09/30/2009

Accident Type: Release

Investigation Status: The CSB case study was issued on 9.30.2009.

On October 11, 2008, a transfer operation overflowed an oleum process tank, filling a vent system and releasing the oleum into a storage building at Indspec Chemical Corporation in Petrolia, Pennsylvania . The release of oleum created a cloud of sulfuric acid mist that filled the building and flowed out into the facility and surrounding community. Plant personnel evacuated the facility, while emergency responders evacuated about 2,500 residents from the towns of Petrolia, Bruin, and Fairview.