ENTERPRISE PRODUCTS OPERATING LLC — Gas transmission and gathering — incident on 2015-12-27

Gas transmission and gathering incident in Not Within a Municipality, CROCKETT County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 135 NATURAL GAS released, $70,000 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: 20160005.

Operator ID: 31618.

Reported incident date: 12/27/2015 14:00.

Location detail: COMPRESSOR

Cause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Cause detail: ON 12/27/2015 AT 2:00 PM, AN OPERATOR NOTICED A SMALL LEAK FROM THE VALVE STEM OF A VALVE AT THE INLET OF A COMPRESSOR AT THE PECOS RIVER COMPRESSOR STATION. AT THE TIME THE LEAK WAS IDENTIFIED, THE COMPRESSOR WAS NOT OPERATING. THE PIPING WAS BLOWN DOWN AND THE VALVE WAS ISOLATED BY INSTALLING BLINDS ON EITHER SIDE. ON 1/7/16 AT 11:20 AM, IT WAS DETERMINED THAT THE VALVE NEEDED TO BE REPLACED AND THE COST WOULD EXCEED $50,000 AT WHICH TIME THE NRC WAS IMMEDIATELY NOTIFIED. ESTIMATED COSTS ARE $27,000 FOR THE VALVE AND $43,000 FOR INSTALLATION FOR AN APPROXIMATE TOTAL OF $70,000. THE REPLACEMENT VALVE IS ON ORDER. ON 2/29/16, OPERATIONS VERIFIED THAT THE VALVE WAS REPLACED AND THE PIPELINE IS READY FOR SERVICE.

PHMSA trend classification: not significant, not serious.

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

PHMSA indexed costs: $70,300 reported total cost, $35,394.847 in 1984 dollars, $86,823.119 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.