SOUTHERN STAR CENTRAL GAS PIPELINE, INC

Incident Narrative

ON 6/30/2020 AT 12:49 PM CDT, SOUTHERN STAR CENTRAL GAS PIPELINE (SSCGP) RECEIVED NOTICE FROM FIELD PERSONNEL THAT THERE HAD BEEN AN ACCIDENT WITH INJURY AT A WELLHEAD LOCATED IN GRANT COUNTY, OKLAHOMA. THE WELL LOCATED IN THE SSCGP WEBB STORAGE FIELD, WELL NUMBER 30 WAS IN THE PROCESS OF BEING ISOLATED AND BLOWN DOWN FOR SCHEDULED MAINTENANCE. DURING THE BLOW DOWN A FITTING ROTATED AT 12:10 PM CDT, CAUSING AN APPARENT INJURY TO THE SSCGP EMPLOYEE. THE EMS WERE CALLED AT 12:23 PM CDT AND ARRIVED ON SITE AT 12:55 PM CDT. THE EMPLOYEE ARRIVED AT THE HOSPITAL AND WAS PLACED UNDER OBSERVATION. AT 4:09 PM CDT, THE EMPLOYEE WAS ADMITTED TO THE HOSPITAL FOR FURTHER TESTING AND OBSERVATION. AT 4:45 PM CDT ON 6/30/2020 THE NRC WAS NOTIFIED OF THE EVENT WITH THE FOLLOW UP CALL AT 12:45 PM CDT ON 7/2/2020. THE EMPLOYEE WAS RELEASED FROM THE HOSPITAL ON 7/5/2020. DURING THE MAINTENANCE ACTIVITY, THE PUMP-IN-SUB AND LUBRICATOR SHOULD HAVE REMAINED STATIONARY BUT THE ASSEMBLY ROTATED, STRIKING THE EMPLOYEE IN THE HEAD. ADDITIONAL INFORMATION IN SUPPLEMENTAL REPORT: ALTHOUGH THIS TYPE OF MAINTENANCE ACTIVITY HAS BEEN PERFORMED NUMEROUS TIMES FOLLOWING THE ESTABLISHED PROCEDURE RESULTING IN NO PREVIOUS ROTATION OR INJURIES, SSCGP HAS UPDATED THE O&M PROCEDURE 85.02.03 PER PHMSA'S RECOMMENDATION TO REQUIRE EQUIPMENT TO BE SECURED TO PREVENT ROTATION SO THE RISK FOR UNINTENDED MOVEMENT IS ELIMINATED TO THE EXTENT POSSIBLE.