"ENBRIDGE ENERGY, LIMITED PARTNERSHIP"

hazardous_liquid Incident — — March 16, 2019

Incident Information

Incident DateMarch 16, 2019
Operator"ENBRIDGE ENERGY, LIMITED PARTNERSHIP"
CommodityCRUDE OIL
Pipeline Typehazardous_liquid

Location

State
Coordinates46.68594, -92.06216

Cause

CauseMATERIAL FAILURE OF PIPE OR WELD
Subcause"DESIGN-, CONSTRUCTION-, INSTALLATION-, OR FABRICATION-RELATED"

Casualties

Fatalities0
Injuries0

Costs

Property Damage$38,968
Emergency Response$432
Other Costs$0

Location Map

Incident Narrative

"ON MARCH 16, 2019 AT 9:49 AM CDT, APPROXIMATELY 72 GALLONS OF CRUDE OIL WAS DISCOVERED IN THE TANK 21 PAD AREA BY FIELD PERSONNEL PERFORMING ROUTINE ROUNDS AT THE SUPERIOR TERMINAL. THE TANK LINE WAS OUT OF SERVICE AT THE TIME THE RELEASE WAS DISCOVERED. THE TANK LINE WAS EXCAVATED AND NDE WAS PERFORMED, AND A CRACK WAS DISCOVERED IN THE UPSTREAM WELD OF THE BELOW GRADE SLIP ON THE 48"" FLANGE. A PRESSURE CONTAINING SLEEVE WAS WELDED OVER THE CRACK AND THE LINE WAS PLACED BACK INTO SERVICE. APPROXIMATELY 130 CUBIC YARDS OF CONTAMINATED SOIL WAS DISPOSED OF AT AN APPROVED SITE."

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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