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Phillips 66 (2418), Belle Chasse

LDEQ Accident Report

Accident #114566
State Police #09-02111
Accident Date2009-04-30
Report Date 2009-05-07
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
Sulfur Dioxide17 minutes308F-D-1 (Low Pressure Flare)NOYESNO1,871.0 pounds
Hydrogen Sulfide17 minutes308F-D-1 (Low Pressure Flare)NONONO18.9 pounds
Nitrogen Oxide17 minutes308F-D-1 (Low Pressure Flare)NOYESYES5.1 pounds
Hydrocarbon17 minutes308F-D-1 (Low Pressure Flare)NONOYES52.1

Accident Classified As:

Cause of Problem: Equipment Failure

On April 30, 2009 at approximately 2:40 AM, the Coker compressor unexpectedly tripped off-line. At approximately 2:41 AM the suction drum flare valve opened, which it is designed to do when the compressor experiences an unexpected complete shutdown. The suction stream is automatically diverted to the Low Pressure Flare (308F-D-1) during an emergency shutdown.

Discharge Preventable - No

Unexpected trip of the Coker Compressor due to a false signal inc he compressor suction drum vessel.

Notes/Remedial Actions

The compressor was started and brought online following review of alarm and trip logs.