CENTURION PIPELINE L.P. — Hazardous liquid gravity and reporting-regulated-only — incident on 2023-08-09

Hazardous liquid gravity and reporting-regulated-only incident in SUNDOWN, HOCKLEY County, TX. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 1 CRUDE OIL released, $1,000 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings.

Report number: 20230072.

Operator ID: 31888.

Reported incident date: 8/9/2023 18:30.

Cause detail: EXTERNAL CORROSION

Cause detail: ON AUGUST 9, 2023, THE CENTURION PIPELINE, L.P. (CPL) CONTROL CENTER WAS NOTIFIED OF A POTENTIAL LEAK BY A THIRD PARTY OPERATOR AT 1:42 PM. OPERATIONS PERSONNEL WAS DISPATCHED AND ARRIVED ON-SITE AT 2:00PM. FOLLOWING EXCAVATION, THE LEAK WAS CONFIRMED ON CPL'S 6-INCH "NORTH MALLET" GATHERING SYSTEM LOCATED NEAR SUNDOWN, TEXAS IN HOCKEY COUNTY, TEXAS AT 6:30 PM. ONE (1) BARREL OF CRUDE OIL WAS RELEASED AND RECOVERED DURING THE PROCESS. CPL HAS REMEDIATED THE CONTAMINATED SOIL ON SITE. NO INJURIES, FATALITIES OR FIRES WERE ASSOCIATED WITH THIS INCIDENT. TEMPORARY REPAIRS WERE COMPLETE AND PLANS ARE IN PLACE TO MAKE PERMANENT REPAIRS AND REMOVE THE FAILURE SITE. CPL'S INVESTIGATION IS STILL PENDING AND A SUPPLEMENTAL REPORT WILL FOLLOW UPON COMPLETION OF THE INVESTIGATION. THE SUPPLEMENTAL REPORT WILL INCLUDE THE ROOT CAUSE OF THE ACCIDENT, UPDATES TO COST, IF APPLICABLE AND ASSOCIATED P&M MEASURE(S). SUPPLEMENTAL REPORT FILED SEPTEMBER 28, 2023: DURING THE ROOT CAUSE ANALYSIS, IT WAS DETERMINED EXTERNAL CORROSION RESULTED IN THROUGH-WALL PIT ON THE PIPE. NO FURTHER ACTIONS ARE REQUIRED. ASSOCIATED TEXAS RAILROAD COMMISSION INCIDENT NUMBER IS 2907. (INCI-2907)