SOUTHERN STAR CENTRAL GAS PIPELINE, INC

Incident Narrative

ON 5/6/2024 AN EF4 TORNADO STRUCK THE CITY OF BARNSDALL, OKLAHOMA AT APPROXIMATELY 9:45 PM CDT. SSCGP METER FACILITIES FOR THE CITY OF BARNSDALL SETTING 3417 AND THE WAX REFINERY 3416 (BOTH SETTINGS ARE AT THE SAME LOCATION) WERE DAMAGED. SSCGP EMPLOYEES WERE ABLE TO ACCESS THE SITE AT 12:14 AM. A LEAK WAS DISCOVERED ON THE METER RUN AND THE ABOVE GROUND VALVES WERE IMMEDIATELY CLOSED. DUE TO THE DAMAGE OF THE PRIMARY METER RUNS, THE BY-PASS TO THE CITY WAS OPENED TO PROVIDE UN-INTERRUPTED SERVICE TO BARNSDALL AND IS BEING UTILIZED UNTIL TEMPORARY METERING FACILITIES ARE INSTALLED. SERVICE TO THE WAX REFINERY WAS SHUT OFF DUE TO EXTENSIVE DAMAGE TO THE WAX REFINERY. TEMPORARY METERING FACILITIES WILL BE INSTALLED TO SERVE THE WAX REFINERY WHEN NATURAL GAS SERVICE IS REQUESTED BY THE REFINERY. THE FULL SCALE OF THE DAMAGE TO THE METER FACILITIES WAS NOT ABLE TO BE EVALUATED IMMEDIATELY DUE TO DEBRIS AND SITE CONDITIONS. AT APPROXIMATELY 8:00 AM ON 5/7/2024, A PRELIMINARY EVALUATION WAS MADE, IT WAS DETERMINED THAT THE OPERATOR'S PROPERTY DAMAGE WOULD EXCEED THE INCIDENT THRESHOLD OF $139,700. A NOTIFICATION WAS MADE TO THE NRC ON 5/7/2024 AT 8:47 AM. SSCGP IS CURRENTLY SCOPING A PROJECT TO REPLACE ALL OF THE ABOVE GROUND FACILITIES AT THIS LOCATION.