"ENBRIDGE ENERGY, LIMITED PARTNERSHIP"

hazardous_liquid Incident — — August 19, 2024

Incident Information

Incident DateAugust 19, 2024
Operator"ENBRIDGE ENERGY, LIMITED PARTNERSHIP"
CommodityCRUDE OIL
Pipeline Typehazardous_liquid

Location

State
Coordinates42.10755, -88.23885

Cause

CauseINCORRECT OPERATION
SubcauseOTHER INCORRECT OPERATION

Casualties

Fatalities0
Injuries0

Costs

Property Damage$4,000
Emergency Response$6,000
Other Costs$0

Location Map

Incident Narrative

"ON AUGUST 19, 2024, AT 5:59 PM CDT, A RELEASE OF APPROXIMATELY 15 GALLONS OF CRUDE OIL OCCURRED AT ENBRIDGE DUNDEE STATION IN THE LINE 6 PUMPHOUSE. DURING SCHEDULED MAINTENANCE, UNIT 3 WAS ISOLATED AND DRAINED TO ASSIST WITH DRAIN UP OF THE STATION. MISCOMMUNICATION BETWEEN ENBRIDGE CONTROL CENTER AND THE FIELD RESULTED IN UNIT 3 BEING RETURNED TO SERVICE BEFORE IT WAS FILLED, LEADING TO CRUDE OIL LEAKING FROM THE SCAVENGER BOXES OF ALL FOUR UNITS. LEAK DETECTION ON UNTIL 3 TRIGGERED A SHUTDOWN OF THE STATION. ADDITIONAL PERSONNEL WERE CALLED TO ASSIST IN THE CLEANUP. ALL CRUDE OIL WAS CONTAINED IN THE PUMPHOUSE AND CLEAN UP MATERIALS WERE PROPERLY DISPOSED OF. THE CAUSE OF THE RELEASE WAS DETERMINED TO BE DUE TO MISCOMMUNICATION AND FATIGUE OF FIELD PERSONNEL. AN OVERVIEW OF THE EVENT AND LESSONS LEARNED WILL BE SHARED AT TEAM MEETINGS. REGIONAL MANAGEMENT WILL REVIEW CCO CRITICAL INFORMATION COMMUNICATION AND EQUIPMENT LOCKS VS LOTO LOCKS BEST PRACTICES AND SHARE FINDINGS WITH TEAM."

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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