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Phillips 66 (2418), Belle Chasse

LDEQ Accident Report

Accident #128975
State Police #11-00561
Accident Date2011-02-01
Report Date 2011-02-08
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
Carbon Monoxide47m301-D-3: CO Bypass StackNOYESNO9,458.0 pounds

Accident Classified As:

Cause of Problem: Corrosion

LDEQ and refinery letter state that false signals were being sent due to an electrical problem. More specifically, wires were damaged by corrosion due to moisture exposure. A small break in the conduit that contained the wires was found. HV-4 Limit Switch.

Discharge Preventable - No

Refinery letter states that the discharge was not preventable due to the unanticipated false electronic valve position signal from the HV-4 valve.

Notes/Remedial Actions

RQ. The broken conduit was replaced. A low point drain was installed on the electrical conduit. The system was then returned from manual to automatic.