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Accident # | 133637 |
State Police # | 11-05542 |
Accident Date | 2011-09-06 |
Report Date | 2011-09-13 |
Follow-up Date | 2011-09-30 |
Follow-up: | Yes |
Pollutant | Duration | Point Source | Greenhouse Gas | Criteria Pollutant | Ozone forming chemical | Amount of Release |
Propylene | 18 h | North Flare Stack | NO | NO | YES | 608.2 pounds |
Propane | 18 h | North Flare Stack | NO | NO | YES | 298.1 pounds |
Accident Classified As: Reportable Quantity
On 9/2/11 the valve wheel broke on the propylene mix pump relief valve. The valve stem then failed on 9/6/11 allowing propylene from the loading rack to be sent to the north flare stack.
Not known at this time. The results of the incident investigation will determine whether or not this was preventable.
Valve was blocked in to stop propylene flow to the flare. An incident investigation will result in recommendation items designed to prevent the recurrence of this event. The 1 1/2" Bypass valve leaked for 6 days. NO LDEQ Report, no First follow-up report, and no SPOC Report.
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