Accident Description

Accident: Honeywell Geismar Chlorine and Hydrogen Fluoride Release

Location: Location: Geismar, LA

Accident Occurred On: 01/23/2023 | Final Report Released On:

Accident Type: Release

Investigation Status: The CSB's investigation is currently ongoing

A heat exchanger rupture resulted in the release of hydrogen fluoride (HF) gas, chlorine gas, and various other process fluids. No injuries occurred.