KINDER MORGAN TEXAS PIPELINE CO — Gas transmission and gathering — incident on 2015-10-03

Gas transmission and gathering incident in Not Within a Municipality, STARR County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 17714 NATURAL GAS released, $2,000 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: 20150126.

Operator ID: 31451.

Reported incident date: 10/3/2015 1:00.

Location detail: 123+33

Cause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Cause detail: KMTP BOB WEST COMPRESSOR STATION, 10/03/2015 (SATURDAY), APPROXIMATELY 1:00 AM, PILOT TUBING ON THE DISCHARGE RELIEF VALVE FOR COMPRESSOR UNIT #3 BROKE ALLOWING THE DISCHARGE RELIEF VALVE TO VENT NATURAL GAS TO ATMOSPHERE. LOCAL POLICE HEARD THE DISCHARGE RELIEF VALVE VENTING AND CONTACTED KMTP GAS CONTROL. NOTIFICATIONS WERE MADE BY KMTP GAS CONTROL. LOCAL POLICE ARRIVED AT BOB WEST COMPRESSOR STATION APPROXIMATELY 2:00 AM AND LOCAL FIRE DEPARTMENT ARRIVED AT BOB WEST COMPRESSOR STATION APPROXIMATELY 2:15 AM; HOWEVER THERE WAS NO FIRE AND NO EVACUATION NECESSARY. KMTP STATION OPERATOR ARRIVED AT BOB WEST COMPRESSOR STATION AT 2:50 AM AND VERIFIED THE RELIEF VALVE WAS VENTING. AT 3:00 AM, KMTP STATION OPERATOR HAD COMPRESSOR #3 ISOLATED; VENTING CEASED. PILOT OF DISCHARGE RELIEF VALVE HAS BEEN REPAIRED. DISCHARGE RELIEF VALVE HAS BEEN INSPECTED AND TESTED.

PHMSA trend classification: not significant, not serious.

PHMSA standardized cause: EQUIPMENT FAILURE — MALFUNCTION OF CONTROL/RELIEF EQUIPMENT.

PHMSA indexed costs: $44,544 reported total cost, $40,408.852 in 1984 dollars, $50,916.841 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.