Accident Description

Accident: Isotec/Sigma Aldrich Nitric Oxide Explosion

Location: Location: Miami Township, OH

Accident Occurred On: 09/21/2003 | Final Report Released On: 08/24/2004

Accident Type: Chemical Manufacturing - Fire and Explosion

Investigation Status: CSB issued a case study report on this accident on August 24, 2004.

On September 21, 2003, a violent explosion destroyed an underground distillation tower at the Isotec chemical manufacturing plant in Miami Township, Ohio, injuring one worker. The explosion ruptured a carbon monoxide gas pipe and led to a precautionary evacuation of about 2000 residents. The Isotec facility manufactures rare forms of oxygen and nitrogen, known as stable isotopes, which are used in research and medicine.