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ExxonMobil Chemical Plant (286), Baton Rouge
LDEQ Accident Report
| Accident # | 138109 |
| State Police # | 12-01627 |
| Accident Date | 2012-03-20 |
| Report Date | 2012-03-26 |
| 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 |
| Ethylene | 1 hr 10 m | flare | NO | NO | YES | 271.9 pounds |
Accident Classified As: Reportable Quantity
Cause of Problem: Process Upset
HC-01 cracker compressor tripped, and all of ECLA-W furnace effluent was routed to the flare system. The lube oil accumulator was found to have a broken bladder. The root cause of the event was due to a loss of lube oil pressure to the compressor during a pump swap.
Discharge Preventable - No
Notes/Remedial Actions
To end the release, the lube oil pressure was returned to appropriate levels and the compressor was restarted. The lube oil accumulator was found to have a broken bladder. This device is designed to dampen pressure swings when the lube oil pumps are swamped. The faulty lube oil accumulator bladder has been replaced.
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