TC OIL PIPELINE OPERATIONS INC
hazardous_liquid Incident — — May 21, 2010
Incident Information
| Incident Date | May 21, 2010 |
| Operator | TC OIL PIPELINE OPERATIONS INC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 44.62351, -97.92161 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | THREADED CONNECTION/COUPLING FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $2,500 |
| Emergency Response | $155,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
TRANSCANADA KEYSTONE REGIONAL OPERATIONS STAFF DISCOVERED SIGNS OF CRUDE OIL WITHIN THE VICINITY OF THE STATION BY-PASS, STATION DISCHARGE AND STATION SUCTION VALVES LOCATED AT THE CARPENTER PUMP STATION. THE FACILITY WAS ISOLATED AND THE STATION VALVES WERE EXCAVATED. THE EXCAVATION REVEALED THAT A THREADED 11/2'UNION ON THE BODY BLEED PIPING ASSEMBLY ON THE PUMP STATION SUCTION VALVE WAS LEAKING. THE BODY BLEED ASSEMBLY PIPING WAS REMOVED AND THE PORT PLUGGED. THE REPAIR PLAN FOR THE BODY BLEED ASSEMBLY PIPING IS ADDRESSED IN THE KEYSTONE VALVE BODY REPAIR PLAN WHICH IS ATTACHED.
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.