PRODUCTS (SE) PIPE LINE CORPORATION

Incident Narrative

ON 6/25/24 AT 15:32 EASTERN DST, PPL - PRODUCTS SE PIPELINE AUSTELL TANK FARM (PHMSA OPID 15674) CONCERNS AROSE OVER SUSPECTED PRODUCT LOSS WITHIN THE SUMP TANK, PROMPTING AN INVESTIGATION. THE SUMP TANK WAS ISOLATED FROM ALL FILTER VESSEL DRAIN VALVES AND SOURCES ON 6/25/2024. CONTRACTORS MANUALLY EXCAVATED AND REMOVED THE SUMP TANK ON 6/25/2024, REVEALING A SMALL HOLE LOCATED IN THE CENTER AT THE BOTTOM OF THE SUMP TANK. THE INITIAL ESTIMATED VOLUME RELEASED IS 57 GALLONS OF JET FUEL. FURTHER INVESTIGATION OF THE TANK IS BEING PERFORMED TO DETERMINE THE CAUSE OF THE LEAK. THE INITIAL NOTIFICATION MADE TO THE NRC OCCURRED ONCE THE LEAK MET REPORTABILITY CRITERIA. THE COST OF THE PROPERTY DAMAGE EXCEEDED $50,000 APPROXIMATELY ONE WEEK POST CONFIRMED DISCOVERY. 10/29/2024 UPDATE: KINDER MORGAN SUBMITTED A 6 INCH BY 6 INCH SECTION OF THE SUMP BOTTOM FOR METALLURGICAL EXAMINATION. THE REPORT CONCLUDED THAT THE LEAK OCCURRED DUE TO LOCALIZED PITTING CAUSED BY INTERNAL CORROSION. THE SUMP WAS REPAIRED TO INTERNAL REQUIREMENTS AND PLACED BACK IN SERVICE. AFTER FURTHER REVIEW OF THE AUSTELL FACILITY INSPECTION CHECKLIST FOR THE THREE PERIODS PRIOR TO THE DISCOVERY OF THE RELEASE, THE ESTIMATED RELEASE VOLUME HAS BEEN UPDATED TO 125.8 GALLONS OF JET FUEL.