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Chalmette Refining (1376), Chalmette

LDEQ Accident Report

Accident #89764
State Police #06-04901
Accident Date2006-08-05
Report Date 2006-08-11
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
Benzene27 h 28 mAE-AOA-05-0109NONOYES30.0 pounds
Compressed Flammable Gas27 h 28 mAE-AOA-05-0109NONOYES15,742.0 pounds

Accident Classified As:

Cause of Problem: Instrument Failure

faulty level indications device. dehex tower leaked natural gas into tank 2 while the dehex tower was operating in total reflux mode due to upstream unit outages.

Discharge Preventable - No

Notes/Remedial Actions

Main block valve to Tank 2 was blocked in and the Dehex bottoms line was double blocked