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Phillips 66 (2418), Belle Chasse

LDEQ Accident Report

Accident #92240
State Police #06-07178
Accident Date2006-11-23
Report Date 2006-11-30
Follow-up Date 2000-00-00
Follow-up: yes

Pollutants Released

Pollutant Duration Point Source Greenhouse Gas Criteria Pollutant Ozone forming chemical Amount of Release
Carbon Monoxide1h 30m301-D-3 FCC Regenerator Flue Gas Bypass Stack; 308F-D-1 Low Pressure Flare; 308F-D-2 High Pressure FlareNOYESNO7,169.0 pounds
Hydrocarbon1h 30m301-D-3 FCC Regenerator Flue Gas Bypass Stack; 308F-D-1 Low Pressure Flare; 308F-D-2 High Pressure FlareNONOYES200.0 pounds
Hydrogen Sulfide1h 30m301-D-3 FCC Regenerator Flue Gas Bypass Stack; 308F-D-1 Low Pressure Flare; 308F-D-2 High Pressure FlareNONONO7.0 pounds
Nitrogen Oxide1h 30m301-D-3 FCC Regenerator Flue Gas Bypass Stack; 308F-D-1 Low Pressure Flare; 308F-D-2 High Pressure FlareNOYESYES36.1 pounds
Sulfur Dioxide1h 30m301-D-3 FCC Regenerator Flue Gas Bypass Stack; 308F-D-1 Low Pressure Flare; 308F-D-2 High Pressure FlareNOYESNO606.0 pounds

Accident Classified As:

Cause of Problem: Process Upset

The FCC process control system malfunctioned causing upset operating conditions at the FCC Unit. This malfunction caused an immediate and unecpected shutdown of the entire FCC Unit.

Discharge Preventable -

Notes/Remedial Actions

According to the report: "Although preventative maintenance procedure exist, conditions of this type cannot be anticipated. An investigation is continuing to determine the root cause of this accident."