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Chalmette Refining (1376), Chalmette

LDEQ Accident Report

Accident #130822
State Police #11-02393
Accident Date2011-04-26
Report Date 2011-05-03
Follow-up Date 0000-00-00
Follow-up: No

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Compressed Flammable Gas36hFractionator Overhead Fin FanNONOYES1,791.0 pounds
Hydrogen Sulfide36hFractionator Overhead Fin FanNONONO304.0 pounds

Accident Classified As:

Cause of Problem: Corrosion

LDEQ states that a leak was observed in the Fractionator Overhead Fin Fan at the Cat Feed Hydrotreater, releasing compressed flammable gas and hydrogen sulfide.

Discharge Preventable - No

Refinery letter states that corrosion mechanism not previously experienced for this equipment, and equipment is within normal service life.

Notes/Remedial Actions

RQ. Unit commenced an orderly and safe shutdown in order to stop the leak and make necessary repairs.