"TEXAS EASTERN TRANSMISSION, LP (SPECTRA ENERGY PARTNERS, LP)"
gas_transmission Incident — — March 3, 2023
Incident Information
| Incident Date | March 3, 2023 |
| Operator | "TEXAS EASTERN TRANSMISSION, LP (SPECTRA ENERGY PARTNERS, LP)" |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 39.63984, -79.33627 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $1,000 |
| Emergency Response | $500 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON MARCH 3, 2023, AT APPROXIMATELY 8:34 P.M. ET THE ACCIDENT STORAGE COMPRESSOR STATION ESD'ED RELEASING MORE THAN 3 MMCF OF NATURAL GAS. EARLIER THAT DAY THE STATION LOST COMMERCIAL POWER AT APPROXIMATELY 6:15 P.M. THE ACCIDENT STORAGE COMPRESSOR STATION IS EQUIPPED WITH TWO AXILLARY POWER GENERATORS. WHILE RETURNING TO COMMERCIAL POWER ONE OF THE UNITS FAILED TO SWITCH BACK TO COMMERCIAL POWER ISOLATING THE GAS IN A UNIT DISCHARGE. AS A RESULT, A 10-INCH RF FLANGE GASKET FAILED ON THE UNIT DISCHARGE PIPING RELEASING GAS WITHIN THE COMPRESSOR BUILDING. THE ESD WAS INITIATED DUE GAS REACHING 40% LEL WITH GAS LEVEL REACHING A PEAK OF 75% LEL WITHIN THE COMPRESSOR STATION. THE GASKET WAS REPLACED, AND THE STATION WAS RETURNED TO SERVICE ON MARCH 4, 2023."
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.