FLORIDA GAS TRANSMISSION CO — Gas transmission and gathering — incident on 2012-09-24

Gas transmission and gathering incident in PORT LAVACA, CALHOUN County, TX. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 750 NATURAL GAS released, $80,000 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings.

Report number: 20120105.

Operator ID: 5304.

Reported incident date: 9/24/2012 13:50.

Location detail: 174.75/2-4

Cause detail: EXTERNAL CORROSION

Cause detail: MONDAY SPETEMBER 24TH, 2012 DURING A ROUTINE AERIAL PATROL, THE PILOT IDENTIFIED AN AREA OF DEAD VEGITATION WITH A SMALL HOLE IN THE GROUND ON THE ROW UPSTREAM OF THE PORT LAVACA STATION. AREA PERSONNEL WERE DISPATCHED TO THE LOCATION, AND CONFIRMATION WAS MADE THAT THE FGT 20" MAINLINE DID HAVE A LEAK. AREA PERSONNEL ISOLATED THE PIPELINE SECTION AND NOTIFICATIONS WERE MADE. PLANS WERE DEVELOPED TO INVESTIGATE AND REPAIR THE PIPELINE. A SECTION OF PIPE WAS REPLACED AND THE PIPELINE SECTION PLACE BACK IN SERVICE SEPTEMBER 28TH, 2012. **THIS REPORT IS BEING SUBMITTED IN RESPONSE TO PHMSA'S REQUEST, (DOCKET ID PHMSA-2013-0028), FOR SUPPLEMENTAL REPORTS FROM OPERATORS WHO SUBMITTED REPORTS FOR INCIDENTS OCCURRING AFTER JANUARY 1, 2010, WITH ANY OF THE FOLLOWING: (1) ``PIPE GIRTH WELD'' WAS SELECTED AS THE ``ITEM INVOLVED IN INCIDENT'' IN PART C3 OF THE REPORT. THE REVISED REPORT COLLECTS DATA ABOUT THE PIPE ADJACENT TO THE GIRTH WELD. (2) ``FUNCTION OF PIPELINE SYSTEM'' IS NULL IN PART E5F OF THE REPORT. THE REVISED REPORT COLLECTS THE FUNCTION OF THE PIPELINE SYSTEM FOR ALL INCIDENTS.** THIS SUPPLEMENTAL REPORT IS TO ACKNOWLEDGE THAT THE TWO RELEVANT SECTIONS IN PHMSA'S REQUEST HAVE BEEN REVIEWED AND NO FURTHER ACTIONS WERE NEEDED.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: CORROSION — EXTERNAL.

PHMSA indexed costs: $90,161 reported total cost, $50,621.402 in 1984 dollars, $114,186.784 in current-year dollars.

PHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings.