ANR PIPELINE CO
gas_transmission Incident —
Incident Information
| Report Date | — |
| Operator | ANR PIPELINE CO |
| Commodity | — |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 28.98157, -90.33119 |
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
AT ABOUT 9:11 A.M. CST ON FRIDAY (JANUARY 17), A POTENTIAL LEAK WAS DETECTED ON THE TC OFFSHORE SYSTEM'S SOUTHEAST AREA EAST LEG, LOCATED IN EUGENE ISLAND BLOCK 115, ABOUT 70 MILES WEST OF PATTERSON, LA. AN EXPERIENCED DIVE TEAM DISPATCHED TO THE SITE ON FRIDAY CONFIRMED THERE IS A MINOR LEAK ON THE TIE-IN ASSEMBLY THAT CONNECTS TCO""S 12-INCH DIAMETER PIPELINE SYSTEM WITH THE COMPANY'S 20-INCH DIAMETER PIPELINE SYSTEM. BECAUSE OF THE LOCATION OF THE LEAK, A LATERAL PIPELINE CONNECTED TO THE TIE-IN ASSEMBLY WILL HAVE TO BE ISOLATED AND BLOWN DOWN IN ORDER TO MAKE THE REPAIRS. ONCE THE LEAK WAS CONFIRMED AND INITIAL REPAIR ASSESSMENTS MADE, TCO PERSONNEL IMMEDIATELY BEGAN WORKING ON A PLAN TO REPAIR THE LINE. THE PIPELINE WAS SUBSEQUENTLY REPAIRED DURING THE WEEK OF FEB. 17. 2014. DIVERS WERE ABLE TO REPALCE A DAMAGED GASKET ON THE FLANGE IN THE SS VALVE ASSEMBY AND PLACED THE PIPELINE BACK INTO SERVICE.
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.