NUSTAR LOGISTICS, L.P.
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | NUSTAR LOGISTICS, L.P. |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 34.20208, -97.34758 |
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
NUSTAR'S CONTROL ROOM DETECTED A SEAL ALARM ON NUSTAR'S WASSON STATION UNIT 2 PUMP. NUSTAR'S CONTROL ROOM IMMEDIATELY NOTIFIED NUSTAR'S OPERATIONS PERSONNEL, WHO INVESTIGATED AND DISCOVERED A CRUDE OIL RELEASE AT THE PUMP. THE CRUDE OIL RELEASE WAS ALMOST ENTIRELY CONTAINED IN THE METAL SKID SURROUNDING THE PUMP UNIT. THE PUMP WAS ISOLATED AND LOCKED OUT. BOTH INBOARD AND OUTBOARD MECHANICAL SEALS WERE REPLACED, AND THE UNIT RETURNED TO NORMAL OPERATION. A THIRD PARTY EXAMINED THE PUMP SEALS. THE PUMP SEALS FAILED DUE TO VISCOUS BLACK MATERIAL WITHIN THE SEAL LIMITING THE MOVEMENT OF THE ROTATING FACE. FLASHING DAMAGE DUE TO EXCESSIVE HEAT WAS ALSO OBSERVED.
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.