DOMINION TRANSMISSION, INC
gas_transmission Incident —
Incident Information
| Report Date | — |
| Operator | DOMINION TRANSMISSION, INC |
| Commodity | — |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 41.05968, -78.72880 |
Cause
| Cause | OTHER INCIDENT CAUSE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
EMPLOYEE WAS READING CORROSION TEST STATION AT LN 50 GATE SITE 107 ( LUTHERSBURG GATES) -EMPLOYEE REMOVED A TS CAP NEAR GATE#107-J AND NOTICED GAS ESCAPING OUT OF THE TS PIPE. EMPLOYEE IMMEDIATELY REPORTED THE LEAK TO SUPERVISORY PERSONNEL. INVESTIGATION FOUND THAT GAS APPEARED TO BE COMING FROM THE 107-J GATE. THIS IS A 6' TEMPORARY FEED FROM LUTHER STATION TO LN-50. IT WAS ALSO DETERMINED THAT THE GAS WAS MIGRATING UNDERGROUND AND WE WERE PICKING UP READINGS BY THE PARKING LOT AND CLOSE TO THE GARAGE/WAREHOUSE BUILDING. NOTIFIED GAS CONTROL OF THE FINDINGS AND BEGAN ARRANGEMENTS TO ISOLATE THE SEGMENT OF LN 50 FROM LUTHERSBURG GATE# 107 TO BIG RUN GATE # 90. THE PRESSURE ON LN 50 WAS 890# AND WAS BLOWN TO ATMOSPHERE. AFTER EXCAVATING THE VALVE, IT WAS FOUND THAT THE LEAK WAS AT THE 6' WOL ON LN 50. LUTHERSBURG TRANSMISSION WITH THE ASSISTANCE OF LUTHERSBURG G&P EMPLOYEES REPLACED THE SECTION OF 30"" PIPE. THE PIPE WAS REPLACED WITH A STRAIGHT PIECE OF PIPE AND THE 'J' VALVE WAS REMOVED. THE 6' WAS CUT & CAPPED. THE LINE WAS PUT BACK IN SERVICE AND TURNED OVER TO GAS CONTROL AT 5:09 PM, MONDAY THE 9TH.
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.