"ENBRIDGE ENERGY, LIMITED PARTNERSHIP"

hazardous_liquid Incident — — January 13, 2015

Incident Information

Incident DateJanuary 13, 2015
Operator"ENBRIDGE ENERGY, LIMITED PARTNERSHIP"
CommodityCRUDE OIL
Pipeline Typehazardous_liquid

Location

State
Coordinates46.68850, -92.05685

Cause

CauseNATURAL FORCE DAMAGE
SubcauseTEMPERATURE

Casualties

Fatalities0
Injuries0

Costs

Property Damage$5,403
Emergency Response$31,428
Other Costs$0

Location Map

Incident Narrative

"ON JANUARY 13 AT APPROXIMATELY 1:20 PM CST, 5 BARRELS OF OIL WAS DISCOVERED IN THE TANK 5 CONTAINMENT AREA OF THE SUPERIOR TERMINAL BY A MECHANIC PERFORMING MAINTENANCE ON A VALVE IN THAT SAME AREA. PIPELINE MAINTENANCE AND TERMINAL PERSONNEL WERE DISPATCHED TO THE RELEASE AREA TO BEGIN CLEANUP OF THE OIL AND INVESTIGATE THE SOURCE OF THE RELEASE. THE TWO VALVES IN CLOSEST PROXIMITY TO THE OIL WERE LOCKED OUT LOCALLY BY THE FIELD PERSONNEL. OF THESE VALVES, TECHNICIANS WERE UNABLE TO BLOCK AND BLEED 221-V-314, WHICH HAD BEEN USED EARLIER THAT SAME MORNING. HYDROVAC CREWS EXCAVATED DOWN 24"" BEFORE EXPOSING A LEAK ON THE THREADS OF A 1/2"" FITTING ON THE VALVE UPPER BODY PIPING. THE FITTING WAS DISCOVERED TO HAVE CRACKED DUE TO FROST PENETRATING 18-24"" DOWN AROUND THE VALVE. THE 1/2"" FITTING AND PIPE WERE REPLACED LATER THAT SAME NIGHT. THE VALVE WAS TURNED OVER TO THE EDMONTON CONTROL CENTER THE SAME EVENING AT APPROXIMATELY 11:00 PM. APPROXIMATELY 500 CUBIC YARDS OF CONTAMINATED SOIL WAS DISPOSED OF AT AN APPROVED LANDFILL."

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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