TRANSCONTINENTAL GAS PIPE LINE COMPANY
gas_transmission Incident — — September 13, 2017
Incident Information
| Incident Date | September 13, 2017 |
| Operator | TRANSCONTINENTAL GAS PIPE LINE COMPANY |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 27.88610, -95.97730 |
Cause
| Cause | OTHER OUTSIDE FORCE DAMAGE |
| Subcause | ROUTINE OR NORMAL FISHING OR OTHER MARITIME ACTIVITY NOT ENGAGED IN EXCAVATION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $50,000 |
| Emergency Response | $5,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
"9/13/2017 FIELDWOOD CONTRACT PERSONNEL WERE PERFORMING MAINTENANCE ON THE SUBSEA VALVE ASSEMBLY IN THIS LOCATION AND NOTICED THAT THERE WAS AN ABANDONED COMMERCIAL FISHING NET CAUGHT UP ON THE ASSEMBLY. THE DIVERS WORKING FOR FIELDWOOD REMOVED THE TRAUL BOARDS AND CHAINS AND DISCOVERED BUBBLES FROM A SMALL PINHOLE LEAK ON THE TRANSCO 16 INCH SPOOL PIECE. A BOLT ON CLAMP WAS LOCATED AND IMMEDIATELY SENT TO THE LOCATION. THE DIVE TEAM FROM FIELDWOOD INSTALLED THE CLAMP WHICH SUCCESSFULLY STOPPED THE LEAK. 10/18/2017 UPON FURTHER REVIEW OF DIVER LOGS. THE EXACT TIME THAT THE LEAK WAS DISCOVERED HAS BEEN UPDATED TO SHOW 10:13 AM. DIVERS ALSO REPORTED ON THE LOG THAT AFTER REMOVAL OF CHAINS FROM THE SHRIMP NETS, THEY COULD SEE AN AREA WHERE THE CHAINS HAD RUBBED AND REMOVED SOME OF THE METAL WALL OF THE PIPE BODY. THE AREA THAT HAD BEEN RUBBED WAS OBSERVED TO BE ROUGHLY 1 INCH LONG BY 3/4 INCH WIDE WITH A PINHOLE LEAK IN THE MIDDLE."
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.