"TEXAS EASTERN TRANSMISSION, LP (SPECTRA ENERGY PARTNERS, LP)"
gas_transmission Incident — — July 31, 2022
Incident Information
| Incident Date | July 31, 2022 |
| Operator | "TEXAS EASTERN TRANSMISSION, LP (SPECTRA ENERGY PARTNERS, LP)" |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 39.69763, -81.49060 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | MALFUNCTION OF CONTROL/RELIEF EQUIPMENT |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $500 |
| Emergency Response | $500 |
| Other Costs | $0 |
Location Map
Incident Narrative
"AT APPROXIMATELY 10:02 AM CDT ON JULY 31, 2022, A 2-INCH RELIEF VALVE BEGAN VENTING AT A METER AND REGULATING STATION (MR 70095) AS THE RESULT OF A REGULATOR FAILURE. A NEARBY RESIDENT REPORTED THAT THE RELIEF VALVE WAS VENTING. THE REGULATOR FAILURE WAS CAUSED BY A BUILDUP OF MATERIAL IN THE REGULATOR PILOT LINE. THE PILOT LINE WAS CLEANED, AND THE REGULATOR WAS PLACED BACK INTO SERVICE ON THE SAME DAY. AT THE TIME OF THE EVENT, IT WAS UNKNOWN HOW LONG THE RELIEF VALVE HAD BEEN VENTING. A LATER REVIEW OF DATA (SCADA) ON AUGUST 2, 2022, SHOWED THAT THE RELIEF VALVE HAD BEEN VENTING FOR APPROXIMATELY 4 HOURS RESULTING IN A 3.490 MMCF CALCULATED GAS RELEASE. PRESSURE ALARMS AT THE REGULATOR STATION WERE ADJUSTED TO HELP IN IDENTIFYING SIMILAR EVENTS."
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.