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Accident # | 128975 |
State Police # | 11-00561 |
Accident Date | 2011-02-01 |
Report Date | 2011-02-08 |
Follow-up Date | 0000-00-00 |
Follow-up: | No |
Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
Carbon Monoxide | 47m | 301-D-3: CO Bypass Stack | NO | YES | NO | 9,458.0 pounds |
Accident Classified As:
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.
Refinery letter states that the discharge was not preventable due to the unanticipated false electronic valve position signal from the HV-4 valve.
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.
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