ENBRIDGE ENERGY, LIMITED PARTNERSHIP
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | ENBRIDGE ENERGY, LIMITED PARTNERSHIP |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 43.94972, -89.68472 |
Cause
| Cause | EQUIPMENT 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 MARCH 26 AT APPROXIMATELY 10:30 A.M. LOCAL TIME, TECHNICIAN LOOKED AT HMI INTERFACE AND NOTICED THAT THERE WERE NUMEROUS INDICATIONS THAT THE SUMP WAS RUNNING. TECHNICIAN INVESTIGATED SUMP DUE TO THE NUMEROUS INDICATIONS AND CONFIRMED RELEASE OF PRODUCT ON THE GROUND AND NOTIFIED THE SUPERVISOR. AT 12:05 P.M. LOCAL SUPERVISOR DETERMINED THAT THE RELEASE MET CRITERIA FOR NRC REPORTING. AFTER FURTHER INVESTIGATION IT WAS DETERMINED THAT THE LEAK OCCURRED AT THE DISCHARGE OF THE SUMP ON LINE 6A AND THAT THE FLEX HOSE HAD FAILED. BASED ON REVIEW OF HISTORICAL DATA, THE BEST ESTIMATE OF TIME OF FAILURE IS BETWEEN 5:18 A.M. AND 5:53 A.M. AS THIS WAS THE LAST TIME THE SUMP RAN. THE FLEX HOSE WAS REPLACED AT THE SUMP WITH HARD PIPING. METALLURGICAL ANALYSIS CONFIRMS THROUGH WALL FATIGUE CRACK. APPROXIMATELY 90 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.