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Phillips 66 (2418), Belle Chasse
LDEQ Accident Report
| Accident # | 116329 |
| State Police # | 09-03612 |
| Accident Date | 2009-07-09 |
| Report Date | 2009-07-16 |
| 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 |
| Methane/Ethane Mixture | 15 minutes | 410-PSV-061 | NO | NO | YES | 12,284.0 pounds |
Accident Classified As:
Cause of Problem: Process Upset
Pressure in the refinery instrument air supply system decreased unexpectedly which resulted in the loss of pressure control at the Enbridge purchased fuel gas control station (on the property of the refinery). This loss of pressure control caused the PSV (410-PSV-061) to lift until proper pressure within the instrument air system could be restored.
Discharge Preventable - No
Unexpected decrease of refinery instrument air pressure caused a PSV to lift until the proper air pressure could be restored.
Notes/Remedial Actions
Immediately regained control of the plant fuel gas system manually. "No offsite impact was noted."
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