COLONIAL PIPELINE CO

hazardous_liquid Incident —

Incident Information

Report Date
OperatorCOLONIAL PIPELINE CO
Commodity—
Pipeline Typehazardous_liquid

Location

State
Coordinates29.71902, -95.17920

Cause

CauseEQUIPMENT FAILURE
Subcause—

Casualties

Fatalities0
Injuries0

Costs

Property Damage
Lost Commodity
Public/Private Damage
Emergency Response
Environmental Remediation
Other Costs

Location Map

Incident Narrative

ON FEBRUARY 18, 2021, AT APPROXIMATELY 01:31 CST, FOLLOWING THE START-UP OF L2, THE OPERATOR SMELLED AN ODOR OF KEROSENE. THE OPERATOR INVESTIGATED AND AT APPROXIMATELY, 01:34 CST, DISCOVERED THE L2 PROVER DRAIN (SUCTION SIDE) VALVE FLANGE TO BE RELEASING PRODUCT. THIS DRAIN VALVE AND PIPING IS LOCATED ABOVE GROUND. THE PROVER INLET VALVE WAS CLOSED, FOLLOWED BY DRAINING OF THE DISCHARGE VALVES (ISOLATE) AND THE RELEASE WAS STOPPED AT APPROXIMATELY 02:05 CST. APPROPRIATE NOTIFICATIONS WERE MADE AND ADDITIONAL SPILL RESPONSE PERSONNEL WERE MOBILIZED TO FURTHER ASSESS RELEASE IMPACTS AND COMMENCE SPILL RESPONSE ACTIVITIES. A TECHNICIAN CONFIRMED THE SOURCE OF THE RELEASE TO BE A DAMAGED 3-INCH GASKET. THE DAMAGE IS ATTRIBUTABLE TO THE FREEZE CONDITIONS CAUSED BY WINTER STORM URI. THE GASKETS WERE REPLACED ON BOTH SIDES OF THE DRAIN VALVE. REPAIRS WERE COMPLETED AT 12:00 CST ON FEBRUARY 18, 2021 AND NORMAL OPERATIONS RESUMED. ALL RELEASED PRODUCT WAS CONTAINED ON COLONIAL PIPELINE COMPANY (CPC) PROPERTY AND DID NOT RESULT IN AN EMERGENCY CONDITION. THE RELEASED VOLUME WAS RECOVERED AND ALL REMEDIATION ACTIVITIES WERE COMPLETED ON MARCH 2, 2021. ON FEBRUARY 25, 2021, DUE TO THE RELEASE VOLUME EXCEEDING 5 BBLS, A STATE NOTIFICATION WAS MADE TO THE TGLO/TCEQ HOTLINE. THERE WERE NO NRC NOTIFICATIONS REQUIRED FOR THIS RELEASE

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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