SEA ROBIN PIPELINE CO — Gas transmission and gathering — incident on 2015-08-18

Gas transmission and gathering incident. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 6881 NATURAL GAS released, $200,000 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: 20150113.

Operator ID: 18152.

Reported incident date: 8/18/2015 9:30.

Cause detail: INTERNAL CORROSION

Cause detail: AT APPROXIMATELY 9:30 AM ON 8/18/2015, GAS CONTROL RECEIVED A CALL FROM THE UNITED STATES COAST GUARD REPORTING SEEING BUBBLES IN THE AREA NEAR A SEA ROBIN PIPELINE IN THE SOUTH TIMBALIER 189 AREA. THE NRC WAS NOTIFIED (NRC # 1125967), AT 9:30 AM ON 8/18/15 OF A POSSIBLE LEAK. WE WERE ABLE TO MAKE A FLIGHT ON 8/18/15 AND BASED ON THE COORDINATES FOR THE LEAK, WE SHUT DOWN THE PIPELINE AT 10:30 AM ON 8/21/15. IT TOOK 2 DAYS TO GET THE DSV ON SITE DUE TO WEATHER. THE PIPELINE WAS REPAIRED AND RESTARTED AT 2:30 AM ON 9/1/2015.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: CORROSION — INTERNAL.

PHMSA indexed costs: $224,434 reported total cost, $122,989.304 in 1984 dollars, $274,908.251 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.