TORRANCE VALLEY PIPELINE COMPANY LLC

Incident Narrative

ON JUNE 6, 2020, AT APPROXIMATELY 0716 HRS PST UPON ARRIVAL AT EMIDIO STATION FOR A ROUTINE FACILITY INSPECTION, TORRANCE VALLEY PIPELINE (TVP) EMPLOYEE DISCOVERED A RELEASE IN THE INJECTION PUMP AREA OF THE FACILITY. THE RELEASE ORIGINATED FROM THE INJECTION PUMP #1 RELIEF VALVE. UPON DISCOVERY, THE EMPLOYEE IMMEDIATELY CONTACTED THE PIPELINE CONTROL CENTER (PCC) AND REQUESTED THE PUMP BE SHUT DOWN AND ISOLATED FROM THE SYSTEM. SPILL CALCULATION ESTIMATES APPROXIMATELY 26.75 BARRELS WERE RELEASED OF WHICH 25.75 BARRELS WERE CONTAINED IN THE CONCRETE PAD; 1 BARREL ESCAPED SECONDARY CONTAINMENT TO SOIL. INTERNAL AND EXTERNAL NOTIFICATIONS WERE PROMPTLY MADE; CAL OES WAS NOTIFIED AT 0744 HRS PST, CONTROL NUMBER 20-3006. AT 0754 HRS PST CUPA KERN COUNTY WAS ALSO NOTIFIED. THE RELEASED PRODUCT WAS PROMPTLY RECOVERED AND AREA WAS CLEANED UP; 25.75 BARRELS WERE RECOVERED AND INJECTED BACK INTO THE SYSTEM AND 1 BARREL WAS PROPERLY RECOVERED AND DISPOSED OF. CLEANUP WAS COMPLETED AT APPROXIMATELY 1300 HRS PST. THE FAILED RELIEF VALVE WAS REPLACED AND THE PUMP RESUMED OPERATION. PRELIMINARY INDICATIONS FOR THE EQUIPMENT FAILING POINT TO AN INTERNAL COMPONENT FAILURE; HOWEVER THE RELIEF VALVE HAS BEEN SENT TO THE LAB FOR FAILURE ANALYSIS. RESULTS WILL BE REPORTED IN A SUPPLEMENTAL 7000.1 REPORT. _________________________________________________________________________________________________________________________ SUPPLEMENTAL REPORT UPDATES: PART G, ITEM 6, SELECTED EXCESSIVE VIBRATION AND DESELECTED OTHER: YES AND IF OTHER, DESCRIBE: UNDER INVESTIGATION NARRATIVE UPDATE: FINAL DETERMINATION OF THE RELIEF VALVE FAILURE WAS DUE TO INTERNAL COMPONENT FAILURE CAUSED BY PUMP VIBRATION. PIPE STRAIN AND SUCTION PRESSURE ADJUSTMENT WAS IMPLEMENTED TO MINIMIZE PUMP VIBRATION. THIS CONCLUDES THE INVESTIGATION AND ACTIONS TAKEN FOR THIS INCIDENT.