TENNESSEE GAS PIPELINE COMPANY
gas_transmission Incident — — July 16, 2017
Incident Information
| Incident Date | July 16, 2017 |
| Operator | TENNESSEE GAS PIPELINE COMPANY |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 28.69992, -96.94339 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | MALFUNCTION OF CONTROL/RELIEF EQUIPMENT |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $2,500 |
| Emergency Response | $350 |
| Other Costs | $0 |
Location Map
Incident Narrative
"NRC REPORT 1184248; 13:50; 07/16/2017; NRC UPDATE REPORT 1184422; 10:58; 07/18/2017; ON 07/16/2017; STATION 9 SHUTDOWN ON A HIGH LIQUID LEVEL ALARM; WHILE STATION OPERATOR WAS INVESTIGATING, BEFORE SYSTEM COULD BE BLOWN DOWN, A COMPRESSOR VALVE CAP LEAKED; NATURAL GAS WAS DETECTED BY GAS DETECTION SYSTEM; AS DESIGNED, AN ESD OCCURRED; STATION OPERATOR HEARD THE ESD IN PROGRESS; THE ACTUATOR OF A 24-INCH SUCTION SIDE VALVE FAILED TO CLOSE SAID VALVE; STATION OPERATOR MANUALLY CLOSED VALVE; 14,992 MCF OF NATURAL GAS WAS RELEASED TO ATMOSPHERE; STATION WAS IMMEDIATELY TAKEN OFF LINE; NECESSARY REPAIRS WERE MADE; STATION 9 RETURNED TO SERVICE ON 07/17/2017; APPROXIMATELY 18:30 HOURS; PIR OF THE 24-INCH YARD PIPING CONTAINING SAID VALVE IS 454 FEET;"
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.