KINDER MORGAN TEXAS PIPELINE CO — Gas transmission and gathering — incident on 2016-06-19

Gas transmission and gathering incident in Not Within a Municipality, STARR County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 6107 NATURAL GAS released, $0 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: 20160057.

Operator ID: 31451.

Reported incident date: 6/19/2016 22:35.

Location detail: 123+33

Cause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Cause detail: ON JUNE 19, 2016, UNIT #8 GUARDIAN PANEL LOST COMMUNICATION AT BOB WEST COMPRESSOR STATION AND CAUSED A VENT VALVE TO OPEN. NATURAL GAS WAS RELEASE TO THE ATMOSPHERE THROUGH THE VENT STACK OF A SUFFICIENT QUANTITY TO REQUIRE NOTIFICATION TO THE NRC. THE VENT VALVE WAS ISOLATED FROM SUCTION/DISCHARGE HEADER SO THAT THE REMAINDER OF THE COMPRESSOR STATION COULD REMAIN IN SERVICE. THERE WERE NO INJURIES, FATALITIES, OR PROPERTY DAMAGES.

PHMSA trend classification: not significant, not serious.

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

PHMSA indexed costs: $12,214 reported total cost, $13,004.124 in 1984 dollars, $15,967.089 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.