WESTERN REFINING LOGISTICS, LP
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | WESTERN REFINING LOGISTICS, LP |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 36.48710, -108.13060 |
Cause
| Cause | INCORRECT OPERATION |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
A 13 GALLON (1 GALLON RECOVERED, 12 GALLONS CLEANED UP) CRUDE OIL RELEASE OCCURRED ON TUE, APR 7 AFTER A MAINLINE PUMP MAINTENANCE (P812). WHEN THE PUMP WAS PUT BACK INTO SERVICE, A 1 INCH BALL VALVE USED TO DRAIN PUMP SUCTION PIPING INTO A SUMP WAS NOT FULLY CLOSED AND CRUDE OIL WAS ENTERING THE DRAIN SYSTEM. CONNECTED TO THE SAME DRAIN PIPING IS A NEARBY METER PROVING LOOP CATCH BASIN WHICH ALSO HAS A 1 INCH BALL VALVE USED TO DRAIN CRUDE OIL TO THE SAME SUMP. THE CATCH BASIN DRAIN VALVE WAS LEFT IN THE OPEN POSITION AND CRUDE OIL BACK-FED THROUGH THE DRAIN PIPING INTO THEN OUT OF THE CATCH BASIN, THIS IS WHERE THE RELEASE OCCURRED. UNDER NORMAL CIRCUMSTANCES, CRUDE OIL WOULD DRAIN TO THE SUMP; HOWEVER, THE SYSTEM WAS SLOW TO DRAIN BECAUSE OF A OBSTRUCTIONS, E.G. PARAFFIN, DEBRIS FROM PUMP DRAINS, ETC.
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.