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Accident # | 141659 |
State Police # | 12-04963 |
Accident Date | 2012-07-30 |
Report Date | 2012-08-06 |
Follow-up Date | 0000-00-00 |
Follow-up: | No |
Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
Propylene | Ongoing | Clamp of the discharge piping from MKC-02 propylene refrigeration compressor at the EPLA-W unit | NO | NO | YES | 2,073.4 pounds |
Flammable Vapor | Ongoing | Clamp of the discharge piping from MKC-02 propylene refrigeration compressor at the EPLA-W unit | NO | NO | YES | 2,973.4 pounds |
Accident Classified As: Reportable Quantity
Due to vibration of the piping, there was a leak on the clamp of the discharge piping from MKC-02 propylene refrigeration compressor at the EPLA-W unit. As of 08/06/12, the event is ONGOING, and releasing approximately 6.24 pounds per day of propylene.
Upon discovery, the clamp was pumped with sealant to reduce the leak rate. The clamp continues to be pumped with sealant to reduce the leak rate. ExxonMobil and the clamp vendor are continuing efforts to improve clamp efficiency. Periodic leak monitoring will be conducted during normal operational rounds. A 60-day follow-up letter will be submitted, summarizing the permanent repairs.
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