ENBRIDGE ENERGY, LIMITED PARTNERSHIP
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | ENBRIDGE ENERGY, LIMITED PARTNERSHIP |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 46.68699, -92.05771 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
ON JULY 26, 2018 AT 11:30 AM CDT, PIPELINE MAINTENANCE CREWS DISCOVERED A RELEASE OF APPROXIMATELY TWO BARRELS OF CRUDE ON THE TANK 10 OUTGOING LINE AT THE SUPERIOR TERMINAL. A PINHOLE WAS DISCOVERED IN THE 6:00 POSITION ADJACENT TO THE WELD JOINING THE 45 DEGREE ELBOW TO THE PIPE. AS A PRECAUTIONARY MEASURE, AN NDE ANALYSIS WAS COMPLETED ON THE SECOND WELD ASSOCIATED WITH THE ELBOW AND ALONG THE BOTTOM OF THE PIPE IN THE VICINITY OF THE LEAK. NO OTHER DEFECTS OR CORROSION WERE OBSERVED. AN 18 INCH SLEEVE WAS WELDED TO THE PIPE ON JULY 27, 2018 AND THE LINE WAS RETURNED TO SERVICE. THE CAUSE OF THE RELEASE HAS BEEN ATTRIBUTED TO ISOLATED INTERNAL CORROSION. APPROXIMATELY 150 TONS 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.