ATMOS ENERGY CORPORATION - WEST TEXAS

Incident Narrative

AT&T CONTRACTOR INSTALLING PHONE CABLE BY DIRECTIONAL BORE HIT A GAS SERVICE LINE UNDER A CONCRETE DRIVEWAY. THE GAS MAIN IN THE AREA WAS MARKED BUT THE SERVICE LINE THAT WAS DAMAGED WAS NOT MARKED BY THE ATMOS LOCATE CONTRACTOR. GAS MIGRATED INTO THE ADJACENT HOUSE AND AT APPROXIMATELY 14:40 CAUSED A SMALL EXPLOSION INSIDE THE HOUSE IN THE GARAGE AREA. ONE PERSON WAS IN THE HOUSE BUT WAS NOT INJURED. DAMAGE TO SOME SHEET ROCK WALLS AND CEILINGS OCCURRED. HEATH CONSULTANTS, THE ATMOS ENERGY LOCATE CONTRACTOR COMPLETED AN INVESTIGATION OF THE INCIDENT AND FOUND THAT SOME SERVICE LINES IN THE AREA REQUESTED TO BE LOCATED WERE NOT MARKED. THEY FOUND THEIR TECHNICIAN DID NOT FOLLOW THEIR COMPANY PROCEDURES AND TERMINATED HIS EMPLOYMENT. THIS EMPLOYEE WAS NOT DRUG AND ALCOHOL TESTED AS THE COMPLETED WORK HAPPENED OVER A WEEK BEFORE THE INCIDENT. HEATH HAS COMPLETED A SAFETY REVIEW WITH THEIR EMPLOYEES SERVING THE ATMOS WTX DIVISION WHICH INCLUDED A REVIEW OF THERE PROCEDURES. THEY ALSO COMMITTED TO ADDING THIS TO THEIR SAFETY MEETING TOPICS. THE NRC NUMBER FOR THE 48 HOUR RESPONSE IS 1209053. NOTE: DATE OF MOST RECENT SURVEY WAS ON 12/01/2017, THIS DATE ENTRY CONVERTS TO 0012 ON THE PHMSA SITE, REPORTED TO TANYA DAVIS ON 6/21/2017. PDF COPY OF ACTUAL REPAIR COST BY STAR INSURANCE CLAIM SERVICE WAS EMAILED ON 5-25-2018 TO THE FOLLOWING INDIVIDUALS: BRIAN E. PIERZINA, P.E. SR. ACCIDENT INVESTIGATOR ACCIDENT INVESTIGATION DIVISION US DOT/PHMSA STEPHANIE WEIDMAN; TEXAS RAILROAD COMMISSION ACCIDENT COORDINATOR SENT EMAIL ON 6-21-2017 PDF COPY OF UPDATED REPORT TO LARRY SNELSON AND TO RRC SAFETY ADDRESS [email protected] UPDATED SUBPART G3 QUESTION 1. DATE OF MOST RECENT LEAK SURVEY CONDUCTED ON 12-2-2017