ATMOS ENERGY CORPORATION - MID-TEX

Incident Narrative

ADDITIONAL NRC REPORT NUMBER 1178842 AT APPROXIMATELY 10:21AM ON MAY 18, 2017, A DISTRIBUTION MAIN WAS HIT AT CROSSOVER #1 AT INTERNATIONAL SERVICE ROAD AT DFW AIRPORT BY AN ATMOS CONTRACTOR WHO WAS WORKING ON A PIPE REPLACEMENT PROJECT. IN ORDER TO MAKE REPAIRS IT WAS DETERMINED THAT THE LINE NEEDED TO BE SHUT DOWN; CNG WAS UTILIZED TO PROVIDE UNINTERRUPTED GAS SERVICE TO AFFECTED CUSTOMERS. THE REPAIRS WERE COMPLETED AT 3:00 AM ON MAY 19, 2017 AND BY 7:30 AM THE PIPE WAS BACK IN SERVICE AND CNG NO LONGER UTILIZED. THIS WAS ORIGINALLY REPORTED TELEPHONICALLY TO THE NATIONAL RESPONSE CENTER (NRC) AND THE TEXAS RAILROAD COMMISSION (TRRC). DURING THE INVESTIGATION WE EVALUATED THE ESTIMATED DAMAGES WOULD NOT EXCEED THE REPORTING CRITERIA AND WE RETRACTED THE TELEPHONIC REPORT AS WELL AS SENT A NOTIFICATION LETTER TO THE TRRC INFORMING THEM OF THE RETRACTION. IN A MAY 30, 2018 MEETING WITH A TRRC PIPELINE SAFETY INSPECTOR, IT CAME TO OUR ATTENTION THAT THE TOTAL ESTIMATED DAMAGES MAY HAVE EXCEEDED THE $50,000 THRESHOLD REQUIRING US TO REPORT THIS INCIDENT. WE HAVE FINALIZED OUR DAMAGE ESTIMATE WHICH IS INCLUDED IN THIS REPORT. PART OF ATMOS ENERGY'S CONTINUAL EDUCATION AND OUTREACH EFFORTS INVOLVE MAKING CONTACT WITH EXCAVATORS WHO HAVE CHALLENGES RELATED TO CHAPTER 18 RULES AND REGULATIONS. THIS EXCAVATOR IS INCLUDED IN OUR PUBLIC LIAISON OUTREACH MEETINGS, AND WE HAVE FURTHER REACHED OUT TO THIS EXCAVATOR TO COMMUNICATE THE IMPORTANCE OF SAFE DIGGING AND LINE LOCATING PRACTICES.