KINETICA ENERGY EXPRESS LLC — Gas transmission and gathering — incident on 2015-09-17

Gas transmission and gathering incident. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 260 NATURAL GAS released, $250,000 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: 20150125.

Operator ID: 38987.

Reported incident date: 9/17/2015 17:45.

Cause detail: EXTERNAL CORROSION

Cause detail: ON 9/17, FIELDWOOD FIELD SUPPLY BOAT OBSERVED A LEAK ON KINETICA'S WC 68CG PLATFORM. KINETICA PERSONNEL DISPATCHED AND CONFIRMED LEAK ON THE 20" RISER AT THE +3' ELEVATION. KINETICA PERSONNEL CLOSED BLOCK VALVE ON THE PLATFORM TO ISOLATE LEAK FROM ALL PRODUCTION. KINETICA LAND PERSONNEL DISPATCHED TO CLOSE BLOCK VALVE LOCATED ONSHORE TO COMPLETELY ISOLATE PIPELINE. KINETICA BEGAN OBTAINING NECESSARY BLOWDOWN/FLARE EQUIPMENT IN ORDER TO EVACUATE PRESSURE FROM LINE. ON 9/23, WHILE EQUIPMENT WAS BEING SET UP TO PREPARE FOR EVACUATION OF LINE, CONDENSATE BEGAN TO MIST FROM THE LEAK LOCATION CAUSING A SLIGHT SILVERY SHEEN. BLOWDOWN/FLARING OF GAS FROM THE LINE BEGAN AT NOON ON 9/23 (675PSIG). MISTING AND SHEEN CONTINUED UNTIL PRESSURE WAS REDUCED TO 78PSIG ON THE MORNING OF 9/24. JACK-UP BOAT AND DIVERS WERE LOCATED AND DISPATCHED TO WC 68CG PLATFORM TO EVALUATE LEAK. DUE TO LOCATION OF LEAK AT THE +3' ELEVATION ON RISER, WORK HAD TO BE PERFORMED DURING PERIODS OF CALM SEAS. ON 10/10, KINETICA CONTRACTOR COMPLETED THE REPAIR. ON 10/11, PIPELINE WAS PRESSURED-UP TO 300PSIG. KINETICA PERSONNEL DISCOVERED REPAIR LOCATION WAS LEAKING. BLOCK VALVE ON PLATFORM WAS CLOSED TO ONCE AGAIN ISOLATE PRODUCTION. PIPELINE EVACUATED OF PRESSURE. VESSEL AND CONTRACTOR LOCATED AND DISPATCHED TO LOCATION TO INITIATE REPAIRS. SUPPLEMENTAL REPORT WILL BE PREPARED AND SUBMITTED UPON COMPLETION OF REPAIR AND PLACEMENT OF PIPELINE BACK INTO SERVICE.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: CORROSION — EXTERNAL.

PHMSA indexed costs: $320,900 reported total cost, $168,602.466 in 1984 dollars, $394,720.76 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.