SEA ROBIN PIPELINE CO — Gas transmission and gathering — incident on 2017-10-19

Gas transmission and gathering incident. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 1820 NATURAL GAS released, $2,600 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: 20170104.

Operator ID: 18152.

Reported incident date: 10/19/2017 15:02.

Cause detail: NON-THREADED CONNECTION FAILURE

Cause detail: AN NRC NOTIFICATION (NRC# 1193740) WAS MADE BASED ON AN OFFSHORE LEAK NEAR OUR FACILITIES LOCATED IN SHIP SHOAL 241 ON 10/19/17. LINE WAS ISOLATED AND DEPRESSURIZED UNTIL REPAIRS COULD BE MADE. THE 48 HR NRC# 1193922 REPORT WAS MADE ON 10/21. OFFSHORE WEATHER CONDITIONS CAUSED A DELAY IN DETERMINING THE SOURCE OF THE LEAK AND THE REPAIRS. A NEW NRC# 1194755 NOTIFICATION WAS MADE IDENTIFYING SEA ROBIN AS THE RESPONSIBLE PARTY ON 10/31, THE 48 HR NRC# 1194979 WAS MADE ON 11/02/17. THE CENTRALIZED PHMSA ACCIDENT INVESTIGATION DIVISION WAS PROVIDED DAILY UPDATES FROM 10/19/17 THROUGH THE RESTART OF THE LINE ON 11/09/17.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: EQUIPMENT FAILURE — NON-THREADED CONNECTION FAILURE.

PHMSA indexed costs: $168,567 reported total cost, $124,307.092 in 1984 dollars, $199,470.553 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.