ENERGY TRANSFER COMPANY

gas_transmission Incident — — September 23, 2016

Incident Information

Incident DateSeptember 23, 2016
OperatorENERGY TRANSFER COMPANY
CommodityNATURAL GAS
Pipeline Typegas_transmission

Location

State
Coordinates30.38715, -99.89706

Cause

CauseEQUIPMENT FAILURE
SubcauseMALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Casualties

Fatalities0
Injuries0

Costs

Property Damage$0
Emergency Response$0
Other Costs$0

Location Map

Incident Narrative

"AT 6:30AM, JUNCTION COMPRESSOR STATION SHUTDOWN. AT 10:00AM I/E AND FIELD OPERATOR WENT TO TROUBLESHOOT WHY THE STATION SHUTDOWN. WHILE TROUBLESHOOTING THE ELECTRICAL PANEL, THE I/E FOUND A BAD POWER SUPPLY. WHEN I/E DISCONNECTED THE POWER SUPPLY, THE STATION BEGAN ITS VALVE SEQUENCE TO SHUT DOWN. (STATION WAS NOT RUNNING WHILE TROUBLESHOOTING, BUT WAS PRESSURED UP.) BLOW DOWNS OPENED ON THE COMPRESSOR STATIONS, DISCHARGE VALVE CLOSED, BUT THE SUCTION VALVE WOULD NOT FULLY CLOSE. THE FIELD OPERATOR CLOSED THE SUCTION VALVES ON BOTH COMPRESSORS MANUALLY AND ALLOWED COMPRESSOR STATION TO BLOW DOWN COMPLETELY. POWER SUPPLY WAS REPLACED AT 11:30AM. ALL SYSTEMS WERE RETESTED FOR RELIABILITY AND STATION WAS PUT BACK ONLINE AT 12:13PM. THIS OCCURRED ON AN INTRASTATE GAS TRANSMISSION SYSTEM UNDER JURISDICTION OF THE TX RRC. (SYSTEM ID 230998)"

About This Pipeline Incident

Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.

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