ENTERPRISE PRODUCTS OPERATING LLC

hazardous_liquid Incident —

Incident Information

Report Date
OperatorENTERPRISE PRODUCTS OPERATING LLC
Commodity—
Pipeline Typehazardous_liquid

Location

State
Coordinates37.05255, -95.61209

Cause

CauseINCORRECT OPERATION
Subcause—

Casualties

Fatalities0
Injuries0

Costs

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

Location Map

Incident Narrative

DURING A ROUTINE STATION CHECK AT COFFEYVILLE STATION, A PIPELINE TECHNICIAN IDENTIFIED A LEAK FROM THE COFFEYVILLE LOOP PIG TRAP. THE TECHNICIAN IMMEDIATELY NOTIFIED PIPELINE CONTROL TO SHUT DOWN THE PUMP. THE TECHNICIAN PROCEEDED TO ISOLATE THE TRAP TO STOP THE LEAK AND THEN PLACED BOOMS TO CONTAIN THE LEAK. A HAZMAT RESPONSE TEAM WAS DISPATCHED TO REMEDIATE SURFACE WATERS AND 120 CUBIC YARDS OF CONTAMINATED SOIL. THE REMEDIATION WAS COMPLETED ON 4/23/13. THE TRAP WAS ISOLATED FOR INSPECTION AND REPAIRS PRIOR TO RESTARTING THE LINE SEGMENT. THE TRAP DOOR CLOSURE MECHANISM WAS SUBSEQUENTLY REPLACED WITH A DIFFERENT TYPE OF CLOSURE MECHANISM AND RETURNED TO SERVICE. METALLURGICAL ANALYSIS IDENTIFIED THE O-RING FRACTURED DUE TO TENSILE OVERSTRESS FROM BEING TWISTED AND PINCHED AT TWO LOCATIONS, INCLUDING THE EVENTUAL FAILURE ORIGIN. THE O-RING MAY HAVE BEEN TWISTED AND PINCHED DURING THE INSTALLATION OR CLOSURE OF THE DOOR, HOWEVER, BASED ON THE METALLURGICAL ANALYSIS AND SUBSEQUENT ANALYSIS, WE COULD NOT IDENTIFY WHEN AND HOW THE O-RING BECAME TWISTED AND PINCHED.

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.

Back to All Incidents More Incidents in