TENNESSEE GAS PIPELINE COMPANY
gas_transmission Incident — — September 6, 2017
Incident Information
| Incident Date | September 6, 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 | $4,720 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
"TENNESSEE GAS PIPELINE COMPANY (TGP) VICTORIA STATION 9 WAS OFFLINE DURING HURRICANE HARVEY. AFTER THE HURRICANE IT WAS BROUGHT BACK ONLINE. WHEN THE PRESSURE ON THE DISCHARGE HEADER REACHED 746PSIG THE DISCHARGE HEADER RELIEF VALVE VENTED PREMATURELY. THE SET PRESSURE WAS 758PSIG (102%). OPERATING PERSONNEL WERE ONSITE, HEARD THE RELEASE AND RESPONDED BY SHUTTING THE STATION DOWN. THE RELIEF VALVE RELEASED APPROXIMATELY 3424MCF NATURAL GAS, MEETING AND EXCEEDING THE 3000MCF REQUIRED FOR INCIDENT REPORTING. FURTHER INVESTIGATION DETERMINED THAT THE PILOT COULD NOT HOLD THE SET PRESSURE. BASED ON AN EVALUATION OF THE OVERPRESSURE PROTECTION (OPP) REQUIRED BY 49CFR 192 IT WAS DETERMINED THAT THIS DEVICE WAS REDUNDANT AND IT WILL NOT BE PUT BACK INTO SERVICE."
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.