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Motiva Enterprises (1406), Norco
LDEQ Accident Report
| Accident # | 121572 |
| State Police # | 10-00901 |
| Accident Date | 2010-02-17 |
| Report Date | 2010-02-24 |
| Follow-up Date | 2010-04-07 |
| Follow-up: | Yes |
Pollutants Released
| Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
| 1,3-Butadiene | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | NO | YES | BRQ |
| Benzene | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | NO | YES | BRQ |
| Butylene | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | NO | YES | BRQ |
| Flammable Gas | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | NO | YES | BRQ |
| Hexane | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | NO | NO | BRQ |
| Propylene | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | NO | YES | BRQ |
| Volatile Organic Compounds (VOCs) | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | NO | YES | BRQ |
| Nitric Oxide | 52h 25m | FLARE - HCU Elevated Flare [EPN4-84], Relief Valve [RV1178 & RV1204] | NO | YES | NO | BRQ |
Accident Classified As:
Cause of Problem: Process Upset
Loss of electrical breaker powering most of the large motors in the hydrocracking unit caused two columns to "release to atmosphere;" RV-1178 on the Rectified Absorber Column for 30secs, RV-1204 on the Caustic Water Wash column "momentarily." FLARE.
Discharge Preventable - No Information Given
No information given.
Notes/Remedial Actions
BRQ. Refinery Follow-up Letter states "final calculations confirm that no reportable quantities were exceeded as a result of this release." Breaker loss discovered & repaired, operations returned to normal.
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