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Chalmette Refining (1376), Chalmette

LDEQ Accident Report

Accident #92095
State Police #06-07035
Accident Date2006-11-15
Report Date 2006-11-21
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
Nitrogen Dioxide2 h 50 mAE-AOA-05-0109 EPN 28NOYESYES42.0 pounds
Nitrogen Oxide2 h 50 mAE-AOA-05-0109 EPN 28NOYESYES374.0 pounds
Volatile Organic Compounds (VOCs)2 h 50 mAE-AOA-05-0109 EPN 28NONOYES1,429.0 pounds
Sulfur Dioxide2 h 50 mAE-AOA-05-0109 EPN 28NOYESNO8,190.0 pounds

Accident Classified As:

Cause of Problem: Equipment Failure

FCC tripped due to a blown fuse and a malfunctioning component within the FCC multi lin and fuse system. A second mechanical failure (currently under investigation) dropped the remaining voltage to below the sct point.

Discharge Preventable - No

Notes/Remedial Actions

Investigation ongoing. Unit feed rates reduced to a minimum and reactor severity was reduced. In addition, moves were made to minimize the main fractionators overhead receiver pressure. Process gas was routed to the #1 Flare while troubleshooting was performed.