TRUNKLINE GAS CO
gas_transmission Incident — — January 11, 2024
Incident Information
| Incident Date | January 11, 2024 |
| Operator | TRUNKLINE GAS CO |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 31.60081, -92.43076 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | MALFUNCTION OF CONTROL/RELIEF EQUIPMENT |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $1,000 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON 01/11/24 AT APPROXIMATELY 03:00, AN OVERPRESSURE PROTECTION VALVE FAILED AT POLLOCK COMPRESSOR STATION ALLOWING THE UNIT BLOWDOWN VALVE TO OPEN. THE UNIT WAS SHUTDOWN CAUSING THE RELIEF VALVE TO STOP BLOWING GAS. AFTER FURTHER INVESTIGATION, IT WAS DETERMINED AT 15:10 THAT APPROXIMATELY 15 MMSCF OF NATURAL GAS WAS RELEASE TO THE ATMOSPHERE. PILOT/RV WERE FUNCTIONALLY TESTED. DURING FUNCTION TESTING, THE DEVICE WOULD LIFT EARLY AND AT INCONSISTENT PRESSURES. PILOT/RV WAS REPLACED, AND FUNCTION TESTED. UNIT WAS RETURNED TO 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.