TC OIL PIPELINE OPERATIONS INC
hazardous_liquid Incident — — May 7, 2011
Incident Information
| Incident Date | May 7, 2011 |
| Operator | TC OIL PIPELINE OPERATIONS INC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 45.95307, -97.90570 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | THREADED CONNECTION/COUPLING FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $25,000 |
| Emergency Response | $250,000 |
| Other Costs | $250,000 |
Location Map
Incident Narrative
A RELEASE OCCURRED AT THE LUDDEN PUMP STATION ON THE 3/4"" PIPE NIPPLE UNDER THE THERMAL RELIEF VALVE LOCATED ON THE FACILITY DISCHARGE PIPING. A ROOT CAUSE ANALYSIS HAS BEEN CONDUCTED AND THE FAILED FITTING INVESTIGATION PERFORMED. THE FATIQUE FAILURE OF THE 3/4"" PIPE NIPPLE OCCURRED AS A RESULT OF EXCESSIVE VIBRATIO. RESULTS HAVE BEEN PROVIDED TO PHMSA.
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.