COLUMBIA GAS TRANSMISSION, LLC
gas_transmission Incident —
Incident Information
| Report Date | — |
| Operator | COLUMBIA GAS TRANSMISSION, LLC |
| Commodity | — |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 39.89829, -77.31438 |
Cause
| Cause | CORROSION 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 JANUARY 4, 2023, COLUMBIA GAS TRANSMISSION, LLC (COLUMBIA) MONITORING CENTER RECEIVED A CALL REGARDING A LEAK AT 330 PLEASANT VALLEY RD, PA. THE COLUMBIA EMPLOYEE ARRIVED ON SITE AT 4:15 PM AND IDENTIFIED A GRADE 2 LEAK ON LINE 138 NEAR PLEASANT VALLEY RD. THE LEAK WAS THEN SCHEDULED FOR REPAIR. ON JANUARY 5, 2023 COLUMBIA EMPLOYEES BEGAN EXCAVATING LINE 138 IN PREPARATION OF REPAIRING THE LEAK AND DISCOVERED THE LEAK WAS COMING FROM WITHIN THE 10"" CASING RUNNING UNDER PLEASANT VALLEY RD. AT 2:10 PM THE LEAK WAS RECLASSIFIED AS A GRADE 1 LEAK REQUIRING PROMPT REPAIR. IT WAS DETERMINED THE COST OF THE REPAIR MAY EXCEED $129,300 SO THE EVENT WAS PROMPTLY REPORTED TO THE NATIONAL RESPONSE CENTER. THE LINE WAS MONITORED DAILY UNTIL THE REPAIR WAS MADE. ON JANUARY 15, 2023 AT 9:15 AM LINE 138 WAS ISOLATED AND BLOWN DOWN TO 0 PSIG AND 2 LDC CUSTOMERS WERE PLACED ON TEMPORARY BOTTLED COMPRESSED NATURAL GAS (CNG) SERVICE. THE REPLACEMENT OF 93 FEET OF PLASTIC PIPELINE WAS COMPLETED ON JANUARY 16, 2023 AND THE LINE WAS PLACED BACK INTO SERVICE AT 10:44 AM.
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.