NEW YORK STATE ELECTRIC & GAS CORP

Incident Narrative

NYSEG WAS NOTIFIED BY 911 AT 21:30 MAY 2, 2021 OF A NATURAL GAS FIRE ON ROUTE 12 IN OXFORD NY. A NYSEG 34.5KV ELECTRIC LINE FAILED AND THE LIVE ELECTRICAL CONDUCTOR LANDED ON THE GROUND ABOVE A 198 PSIG MAOP 6-INCH COATED STEEL GAS PIPELINE. NYSEG CREWS TOOK STEPS TO ISOLATE THE PIPELINE SEGMENT AND THE FIRE BURNED OUT AT 17:30 ON MAY 3, 2021. AFTER EXAMINATION, IT WAS DETERMINED THAT THE ELECTRIC FAULT TO GROUND DAMAGED THE GAS MAIN AND RESULTING IN ARC INDUCED PITTING. THERE ARE NO REPORTS OF INJURIES RELATED TO THE INCIDENT AND NO STRUCTURES DAMAGED. THERE ARE NO REPORTS OF ODOR COMPLAINTS OR LEAKS DISCOVERED DURING ROUTINE SURVEYS IN THE VICINITY OF THE INCIDENT BEFORE MAY 2, 2021. THIS REPORT IS BEING SUBMITTED BY NYSEG IN ACCORDANCE WITH COMPANY O&M PROCEDURE REQUIREMENTS BASED UPON 16 NYCRR PART 255 REQUIREMENTS FOR REPORTING OF DAMAGES EXCEEDING $50,000 IN TOTAL. THE COMPANY DID NOT REPORT THIS TO NRC AT THE TIME OF THE INCIDENT BECAUSE IT DID NOT MEET ANY OF THE CRITERIA IDENTIFIED IN THE 49 CFR PART 191. UPON FURTHER DISCUSSION NYSEG MADE A NOTIFICATION TO THE NRC ON JUNE 10TH, 2021, THE NRC REPORTED NUMBER IS 1307405. ON JUNE 12TH A 48 HOUR UPDATE WAS MADE TO THE NRC (REPORT NUMBER 1307589) STATING THERE WERE NO CHANGES TO THE ORIGINAL REPORT. NYSEG RECOGNIZES THAT THE AMOUNT OF DAMAGE DOES NOT CORRESPOND WITH THE RECENT 2021 49CFR PART 191 INCREASE IN DAMAGE REPORT TO A THRESHOLD OF $122,000 AND IS IMPLEMENTING O&M PROCEDURE CHANGES TO CLARIFY THE DIFFERING 49CFR PART 191, 16NYCRR PART 255 AND COMPANY DEFINED REPORTING REQUIREMENTS. DUPLICATE INFORMATION HAS BEEN REMOVED FROM PART J.