COLUMBIA GAS TRANSMISSION, LLC
gas_transmission Incident —
Incident Information
| Report Date | — |
| Operator | COLUMBIA GAS TRANSMISSION, LLC |
| Commodity | — |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 38.84670, -79.37630 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
ON 09/17/2018 AT 9:00 AM EST, THE EMERGENCY SHUTDOWN SYSTEM WAS ACCIDENTLY TRIGGERED AT SENECA COMPRESSOR STATION (CS) SENECA CS IS LOCATED AT SENECA ROCKS, PENDLETON COUNTY, WEST VIRGINIA. THE ESD ACTIVATED AS DESIGN WHEN A FIRE-EYE DETECTION DEVICE DETECTED A FLASH OF LIGHT FROM NEARBY CONSTRUCTION PROJECT AND TRIGGERED THE ESD SYSTEM. NORMALLY, THE GAS RELEASED FROM THE ESD SYSTEM WOULD NOT EXCEED 3000 MCF BUT ONE OF THE 8"" BLOW-OFF VALVES DID NOT CLOSE PROPERLY AND CONTINUED TO BLOW GAS TO THE ATMOSPHERE FOR AN EXTENDED PERIOD OF TIME, RELEASING AN ESTIMATED 4551 MCF.
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.