ENERGY TRANSFER COMPANY

Incident Narrative

ON JULY 7, 2022, AT APPROXIMATELY 10:37AM, ENERGY TRANSFER GAS CONTROL OBSERVED A SUDDEN DROP IN FLOW AT THE SWEENY ENTERPRISE METER, DOWNSTREAM OF THE OLD OCEAN (SWEENY TO BURLESON COUNTY), 24-INCH PIPELINE. GAS CONTROL IMMEDIATELY INITIATED AN EMERGENCY AREA SHUTDOWN BY SHUTTING DOWN BELLVILLE COMPRESSOR STATION AND NOTIFYING OPERATIONS PERSONNEL. AT 11:14AM, OPERATIONS PERSONNEL CONFIRMED THERE WAS A LEAK AND FIRE ON THE OLD OCEAN (SWEENY TO BURLESON COUNTY), 24-INCH PIPELINE SEGMENT. ET PERSONNEL WERE IMMEDIATELY DISPATCHED TO THE UPSTREAM AND DOWNSTREAM VALVE AT 10:40AM. THE AUTOMATED UPSTREAM BLOCK VALVE WAS CLOSED AT 11:00AM AND THE DOWNSTREAM BLOCK VALVE WAS MANUALLY CLOSED AT 12:00 PM ISOLATING THE VALVE SECTION AND LETTING THE FIRE BURN OUT. AT 11:45AM, ET PERSONNEL ARRIVED ON SITE. A HALF MILE RADIUS WAS SECURED FROM THE PUBLIC WITH THE HELP OF LOCAL LAW ENFORCEMENT. THE FIRE WAS PUT OUT AT 12:15PM. ONCE THE AREA WAS DEEMED SAFE, REPAIRS WERE INITIATED. THE FAILED SECTION OF PIPE WAS CUT OUT AND REPLACED AND LINE WAS RETURNED TO SERVICE AS OF 8:00 PM ON JULY 9, 2022. THE CAUSE FOR THE FAILURE WAS DETERMINED TO BE EXTERNAL CORROSION DUE TO STRAY CURRENT INTERFERENCE. TO PREVENT RE-OCCURRENCE, ET HAS REPLACED SEGMENTS OF BOTH PIPELINES, PUT IN PERMANENT ELECTRODES, TEST STATIONS, AND INSTALLED A CRITICAL BOND BETWEEN BOTH PIPELINES. THE BOND WILL BE MONITORED EVERY TWO MONTHS NOT TO EXCEED 2.5 MONTHS. THIS PIPELINE IS A CLASS 1 TRANSMISSION PIPELINE LOCATED IN FORT BEND COUNTY NEAR WALLIS, TEXAS. THIS FACILITY IS UNDER THE JURISDICTION OF THE TEXAS RAILROAD COMMISSION. ON JULY 7, 2022, THIS INCIDENT WAS TELEPHONICALLY REPORTED TO THE NATIONAL RESPONSE CENTER (NRC) AT 11:55AM. A COURTESY CALL WAS ALSO MADE TO THE TEXAS RAILROAD COMMISSION AT 12:15 PM INCIDENT #2649.