TORRANCE VALLEY PIPELINE COMPANY LLC

Incident Narrative

ON APRIL 7TH AT 1305 PST A MECHANICAL SEAL FAILURE OCCURRED AT OUR GRAPEVINE STATION ON PUMP #4. THE FAILURE WAS DISCOVERED DURING STATION OPERATOR ROUNDS BY A COMPANY EMPLOYEE. THE OPERATOR NOTIFIED PCC (CONTROL CENTER) THE PUMP WAS SHUT DOWN AND ISOLATED. THE ENTIRE SPILL WAS CONTAINED IN THE ENGINEERED PUMP PAD AND DID NOT REACH SOIL. THE CLEAN-UP AND RECOVERY OF CRUDE OIL ON THE PUMP PAD WAS COMPLETED BY 20:19 PST SAME DAY. A FAILURE ANALYSIS AND RCAF INVESTIGATION IS IN PROGRESS. A SUPPLEMENTAL REPORT WILL BE FILED WITH THE RESULTS UPON COMPLETION. PART D SECTION 8 ""DESCRIPTION"" WILL NOT ALLOW TEXT AT THE TIME OF THIS REPORT. THE RECOVERY, CLEAN-UP AND SEAL REPLACEMENT COSTS ARE ATTRIBUTED TO COMPANY EMPLOYEE'S UTILIZING A VACUUM TRUCK TO COMPLETE CLEAN-UP AND RECOVER, THE SEAL WAS ALSO REPLACED BY COMPANY EMPLOYEE. SUPPLEMENTAL REPORT: AS PART OF THE INVESTIGATION, TORRANCE LOGISTICS COMPANY (TLC) SENT THE FAILED SEALS AND PUMP TO SPECIALTY SHOPS FOR ANALYSIS. IT WAS DETERMINED THAT THE SEAL FLUSH FLOW RATES AND TEMPERATURES WERE NOT COMPATIBLE WITH CONDITIONS REQUIRED BY THE EXISTING SEALS. BY SEPTEMBER 30, 2018, TLC WILL BE UPGRADING THE SEAL FLUSH SYSTEM TO BE COMPATIBLE WITH THE EXISTING SEALS IN ORDER TO ADDRESS THE ROOT CAUSE.