ENABLE GAS TRANSMISSION, LLC
gas_transmission Incident — — March 29, 2022
Incident Information
| Incident Date | March 29, 2022 |
| Operator | ENABLE GAS TRANSMISSION, LLC |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 35.69194, -100.22752 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | MALFUNCTION OF CONTROL/RELIEF EQUIPMENT |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $15,000 |
| Emergency Response | $1,000 |
| Other Costs | $1,000 |
Location Map
Incident Narrative
A RELIEF VALVE WAS DISCOVERED VENTING AT THE WOODALL PLANT YARD. THE RELEASE WAS SECURED, AND IT WAS DETERMINED THAT A REPORTABLE RELEASE OF NATURAL GAS OCCURRED. THE NRC WAS NOTIFIED (INITIAL #1332234, 48 HR. @1332315). UPON INVESTIGATION, IT WAS DETERMINED THE RV RELIEVED PREMATURELY. LINE AD-23 HAS A 1000 PSI MAOP AND WAS OPERATING NEAR 964 PSI AT THE TIME OF RELEASE. THE RV WAS RE TESTED AND SET AT 1000 PSI. THIS RELIEF VALVE IS AT A LOCATION WHERE ALL CONNECTING PIPELINES (AD WEST, AD-23, AND ADM-14) COME TOGETHER, ALL WITH A 1000 PSIG MAOPS. A NEW RV HAS BEEN ORDERED AND A PROJECT IS BEING DEVELOPED TO POSSIBLY RELOCATE THE VALVE TO LINE AD-WEST WHEN IT ARRIVES.
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.