ENBRIDGE ENERGY, LIMITED PARTNERSHIP
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | ENBRIDGE ENERGY, LIMITED PARTNERSHIP |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 47.32556, -93.76389 |
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 APRIL 16 AT 11:45 PM, THE EDMONTON CONTROL CENTER RECEIVED A GAS ALARM AT THE DEER RIVER STATION ON LINE 3. LINE 3 WAS SHUT DOWN AND THE TECHNICIAN CALLED OUT TO INVESTIGATE. UPON ARRIVAL AT THE STATION AT APPROXIMATELY 12:18 AM ON APRIL 17, THE TECHNICIAN CONFIRMED APPROXIMATELY 15 GALLONS OF OIL CONTAINED IN THE PUMP ROOM. FURTHER INVESTIGATION DISCOVERED THE SEAL FAILED ON LINE 3 UNIT 1. AT APPROXIMATELY 1:18 AM TWO PLM EMPLOYEES AND A VAC TRUCK WERE EN ROUTE TO THE STATION TO ASSIST WITH CLEAN UP. AT APPROXIMATELY 2:09 AM START UP ON BYPASS WAS INITIATED. IT WAS DISCOVERED THAT THE THRUST BEARING FAILED CAUSING THE PUMP SHAFT TO MOVE AXIALLY DURING START UP WHICH CAUSED BOTH PUMP SEALS TO FAIL ALLOWING PRODUCT TO ESCAPE FROM THE SYSTEM. BOTH THE INBOARD AND OUTBOARD SEALS HAVE BEEN REPLACED AND THE UNIT PLACED BACK INTO SERVICE ON APRIL 21.
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.