PETROLOGISTICS OLEFINS, LLC

hazardous_liquid Incident — — January 14, 2011

Incident Information

Incident DateJanuary 14, 2011
OperatorPETROLOGISTICS OLEFINS, LLC
CommodityHVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI
Pipeline Typehazardous_liquid

Location

State
Coordinates29.72034, -95.10635

Cause

CauseEQUIPMENT FAILURE
SubcauseMALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Casualties

Fatalities0
Injuries0

Costs

Property Damage$600
Emergency Response$0
Other Costs$4,950

Location Map

Incident Narrative

ON JANUARY 14, 2011 AT 5:10 AM, CGP PUMPS CAME BACK ONLINE WITH 950 PSIG AND CLIMBED TO 1,137 PSIG. AT THIS TIME RELIEF VALVE 1240 TRIPPED. GAS DETECTORS ALARMED INDICATING PRESENCE OF GAS AT THE SHELL CGP METER SKID LOCATED AT THE DOW PLANT IN HARRIS COUNTY, TEXAS. LEL ALARMS NOTIFIED PL OLEFINS' CONTROL ROOM OPERATOR IN SULPHUR, LOUISIANA AT 5:16 AM. PL OLEFINS SULPHUR, LA. OPERATOR IMMEDIATELY NOTIFIED HARRIS COUNTY. PL OLEFINS TECHNICIAN ARRIVED ON SITE AT 5:48 AM. PUMPS WERE SHUTDOWN BY CGP. MOV 1240 AND PCV 1240 WERE CLOSED REMOTELY TO ISOLATE CGP BETWEEN SHELL AND CGP PIPELINE. DOW HAZMAT WAS ON SITE BUT TOOK NO ACTION. PL OLEFINS TECHNICIAN FOUND THAT THE RELIEF VALVE WAS LEAKING, NOT RESEATED. AT TIME OF INCIDENT, PSV 1240 TRIPPED AT 1,371 PSIG. PL OLEFINS SUPERVISION NOTIFIED OF LEAK AT 5:30 AM. TELEPHONIC NOTIFICATIONS WERE MADE TO THE FOLLOWING: HARRIS COUNTY OEP, HOMELAND SECURITY, TCEQ, SERC, NATIONAL RESPONSE CENTER AND THE TEXAS RAILROAD COMMISSION. THE MALFUNCTIONING RELIEF VALVE WAS IMMEDIATELY REPLACED AND THE LINE WAS PUT IN SERVICE THE SAME DAY AT 8:11 AM.

About This Pipeline Incident

Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.

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