TORRANCE VALLEY PIPELINE COMPANY LLC

Incident Narrative

ON SEPTEMBER 25, 2022, AT APPROXIMATELY 1413 HRS. PDT, A TORRANCE VALLEY PIPELINE (TVP) OPERATOR, CONDUCTING FACILITY ROUNDS, ARRIVED AT LEBEC STATION AND DISCOVERED CRUDE OIL PRODUCT ON FACILITY GROUNDS ORIGINATING FROM A POSITIVE DISPLACEMENT (PD) INJECTION PUMP WHICH IS USED TO RE-INJECT CRUDE OIL FROM A BREAKOUT TANK TO THE SUCTION SIDE OF THE STATION'S MAINLINE PUMPS. THE OPERATOR IMMEDIATELY CONTACTED THE PIPELINE CONTROL CENTER TO SHUT DOWN THE FACILITY OPERATIONS; THE MAINLINE REMAINED IN OPERATION. THE PUMP WAS PROMPTLY ISOLATED, AND THE SOURCE OF THE RELEASE WAS CONTROLLED. CLEANUP AND RECOVERY CREWS WERE DISPATCHED PROMPTLY TO COMMENCE RESPONSE EFFORTS. INITIAL RELEASE ESTIMATE EXCEEDED 5 BARRELS OF CRUDE OIL TO SECONDARY CONTAINMENT AND SOIL. INTERNAL AND EXTERNAL NOTIFICATIONS WERE PROMPTLY MADE. ON SEPTEMBER 25, 2022, AT 1420 HRS. PDT, CAL OES WAS NOTIFIED (CONTROL NUMBER #22-5632). AT APPROXIMATELY 1432 HRS. PDT, NRC WAS NOTIFIED (REPORT #1348239), AND WITHIN FORTY-EIGHT HOURS, ON SEPTEMBER 26, 2022, A SUPPLEMENTAL NRC REPORT WAS MADE (REPORT #1348346). THE 48-HOUR REPORT INCLUDED AN UPDATE TO APPROXIMATELY 127 BARRELS RELEASED. THE SOURCE OF THE RELEASE WAS DETERMINED TO BE A FAILED SEAL PACKING FROM THE DISCHARGE SIDE OF INJECTION PUMP #2. THE EXISTING PACKING WAS REMOVED, AND THE SEAL ROPE PACKING WAS REPLACED. ONCE REPAIRED, THE INJECTION PUMP RESUMED OPERATION ON SEPTEMBER 26, 2022. AS A MITIGATIVE ACTION, TVP IS IMPLEMENTING SUMP-RELATED LEAK DETECTION CAPABILITY AT THIS LOCATION. ADDITIONAL PROPOSED MITIGATIVE ACTIONS INCLUDE SOURCING PACKING GLAND ALTERNATIVES. AN INVESTIGATION IS UNDERWAY TO DETERMINE POTENTIAL CAUSES OF THE FAILURE AND WILL BE SUBMITTED IN A SUPPLEMENTAL 7000-1 REPORT. ______________________________________________________________ SUPPLEMENTAL/FINAL REPORT UPDATES: PART D, 8D - UPDATED TO $245K PART D, 8E - UPDATED TO $0 PART E, 10C/10D CHANGED TO NO PART G, G6, 6 - EQUIPMENT FAILURE SUB-CAUSE IS SELECTED. OTHER - UPDATED TO ""THE PACKING GLAND IS THREADED WITH NO POSITIVE LOCKING DEVICE."" PART H, NARRATIVE UPDATE TORRANCE VALLEY PIPELINE CONCLUDED ITS INVESTIGATION FOR THIS INCIDENT. AS INITIALLY REPORTED, THE SOURCE OF THE RELEASE WAS DUE TO THE FAILED SEAL PACKING ON PUMP #2. THE ROOT CAUSE INVESTIGATION FOUND THE PACKING GLAND IS THREADED WITH NO POSITIVE LOCKING DEVICE, THEREBY CAUSING THE PACKING GLAND TO BECOME LOSE AND DISASSEMBLE. TVP WILL PROGRESS APPROPRIATE MITIGATIVE ACTIONS DESCRIBED IN INITIAL ACCIDENT REPORT. THIS CONCLUDES THE INVESTIGATION AND ACTIONS TAKEN FOR THIS INCIDENT.