ENERGY TRANSFER COMPANY

Incident Narrative

AT APPROXIMATELY 1530 HRS. ON FRIDAY, 03/21/2014, A MAINTENANCE PIG WAS BEING RUN ON ENERGY TRANSFER'S ASSOCIATED PIPING. SHORTLY AFTER THE PIG'S ARRIVAL AT A NEARBY, DOWNSTREAM PUMP STATION, THE PUMPS TRIPPED OFFLINE, RESULTING IN A PRESSURE INCREASE AND SUBSEQUENT FAILURE OF A PRESSURE CONTROL VALVE, WHICH PROTECTS THE MOP OF THE LINE SEGMENT THAT RUPTURED. AT 1611 HRS. PIPELINE CONTROL RECEIVED A CALL FROM AN EMPLOYEE OF ANOTHER COMPANY, REPORTING VAPORS IN THE AREA OF COUNTY ROAD 3115 AND COUNTY ROAD 3146, IN SCURRY COUNTY. THE PIPELINE CONTROLLER ON DUTY QUICKLY REQUESTED SNYDER PLANT TO DIVERT PRODUCT AND CLOSED ASSOCIATED VALVES. ETC OPERATIONS PERSONNEL ARRIVED ON SITE AND ISOLATED THE AFFECTED SEGMENT BY CLOSING UPSTREAM AND DOWNSTREAM, MANUAL VALVES. LOCAL LAW ENFORCEMENT AND FIRE DEPARTMENTS RESPONDED TO THE SCENE, FOR SAFETY PURPOSES. ONE NEARBY RESIDENT WAS EVACUATED, AND COUNTY ROAD 3146 WAS DIVERTED FOR A SHORT TIME, FOR PRECAUTION. TRAFFIC DISRUPTION WAS MINIMAL GIVEN THE REMOTE LOCATION OF THE INCIDENT. NO INJURIES, IGNITION OR MEDIA INVOLVEMENT RESULTED. THE PIPELINE WAS SHUT IN AND PERMANENTLY REPAIRED WITH PRE-TESTED PIPE AND PLACED BACK IN SERVICE BY 19:34 HRS. THE FOLLOWING DAY, SATURDAY, 03/22/2014. THE LINE SEGMENT IS CURRENTLY OPERATING AT REDUCED PRESSURES PENDING METALLURGICAL ANALYSIS OF THE RUPTURED PIPE SEGMENT AND A ROOT CAUSE FAILURE ANALYSIS OF THE INCIDENT. ALL REQUIRED AGENCY NOTIFICATIONS WERE MADE IN ACCORDANCE WITH REGULATORY REQUIREMENTS. UPDATE: 05/30/2014: ALL DAMAGES WERE LIMITED TO LINE PIPE AND LOST PRODUCT. ESTIMATED COSTS NOTED ON INITIAL REPORT REMAIN ACCURATE. THE LINE SEGMENT CONTINUES TO OPERATE AT REDUCED PRESSURE UNTIL SUCH TIME AS AN ASSESSMENT CAN BE COMPLETED. ASSESSMENT IS SCHEDULED TO BE COMPLETED WITHIN 12-MONTHS FROM DATE OF INCIDENT AND WILL INCLUDE ILI AND HYDRO. UPDATE FINAL: 02/16/2015 ILI ASSESSMENT WAS CONDUCTED WITH ALL NECESSARY REPAIRS REMEDIATED BY FEB. 6, 2015. A HYDRO TEST WAS CONDUCTED AT 125% MOP IN ACCORDANCE WITH PART 195 SUBPART E ALONG WITH A SPIKE TEST IN ACCORDANCE WITH API 1160 AT 139% MOP. ALL TESTS COMPLETED AND PRESSURES WERE PLACED BACK AT PRESSURES PRIOR TO DATE OF INCIDENT ON 3/21/2014.