KINDER MORGAN TEXAS PIPELINE CO — Gas transmission and gathering — incident on 2015-03-30

Gas transmission and gathering incident in Not Within a Municipality, STARR County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 10600 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: 20150058.

Operator ID: 31451.

Reported incident date: 3/30/2015 11:03.

Location detail: 123+33

Cause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Cause detail: MARCH 30, 2015, 11:03 AM, BOB WEST COMPRESSOR STATION (COMMISSIONED 12/2014); ALL COMPRESSOR ENGINES SHUT DOWN BECAUSE OF AN ELECTRICAL POWER FAILURE RESULTING FROM A CIRCUIT SHORT TO A GROUND WIRE TIED INTO THE UPS PANEL; SAID UPS PANEL PROVIDES POWER TO ALL UNIT CONTROL PANELS AND COMPRESSOR STATION CONTROL PANEL; COMPRESSOR BLOW DOWN VALVES FOR UNITS 1 THROUGH UNIT 8 FAILED OPEN; SUCTION AND DISCHARGE SIDE VALVES FOR UNITS 1 THROUGH UNIT 8 REMAINED IN LAST POSITION WHICH WAS OPEN; SUCTION SIDE VALVE GOV-1001 AND DISCHARGE SIDE VALVE GOV-1002 REMAINED IN LAST POSITION WHICH WAS OPEN; COMPRESSOR BLOW DOWN VALVES OPERATED IN FAIL ESD STATE WHICH IS OPEN; AN ON-SITE STATION OPERATING TECHNICIAN CLOSED THE STATION SIDE VALVES; AN ON-SITE CONTROLS TECHNICIAN CLOSED THE SUCTION AND DISCHARGE VALVES ON UNITS 1 THROUGH UNIT 8; RELEASE OF NATURAL GAS ENDED 11:18 AM; THE COMPRESSOR BLOW DOWN VALVES RESET AUTOMATICALLY WHEN ELECTRIC POWER WAS RESTORED AT 11:33 AM; APRIL 01, 2015, 11:50 AM, NATURAL GAS LOST WAS RECALCULATED AND DETERMINED TO BE AN AMOUNT MEETING REPORTING CRITERIA; THE EVENT WAS REPORTED TO THE NRC AND TO THE TEXAS RAILROAD COMMISSION;

PHMSA trend classification: not significant, not serious.

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

PHMSA indexed costs: $44,400 reported total cost, $40,317.888 in 1984 dollars, $50,743.202 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.