SOUTHERN NATURAL GAS CO
gas_transmission Incident — — June 19, 2017
Incident Information
| Incident Date | June 19, 2017 |
| Operator | SOUTHERN NATURAL GAS CO |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 33.74242, -88.67397 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | INTERNAL CORROSION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $304,000 |
| Emergency Response | $2,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
JUNE 19, 2017, THREE ENGINES WERE RUNNING AS THE STORAGE FIELD WAS OPERATING IN ITS INJECTION MODE. 9:25 AM, EMPLOYEE HEARD A LOUD NOISE, CHECKING PLANT FACILITIES HE FOUND NO ISSUE WITH RELIEF VALVES OR VENTS. DISCOVERING THERE WERE FLAMES IN THE STORAGE FIELD, EMPLOYEES IMMEDIATELY STOPPED ALL ENGINES. THE EMPLOYEES ALSO CLOSED THE FIELD HEADER VALVES ISOLATING FIELD TRUNK LINE ""A"" WHICH FIELD LINE 28-18 IS ASSOCIATED. 9:50 AM, THE NATURAL GAS WAS DEPLETED IN THE FIELD LINE AND THE FIRE WAS OUT. THE FIRE FROM THE FIELD LINE RUPTURE DAMAGED THE NEARBY METER RUN AND WELL HEAD. FOLLOWING PREVIOUS FIELD LINE REPAIR, THE WELL HEAD REPLACEMENT PROJECT WAS COMPLETED NOVEMBER 19, 2018. FINAL REPLACEMENTS AND FABRICATIONS FOR THE METER RUN BEGAN JUNE 05, 2019 AND WERE COMPLETED JUNE 14, 2019. FACILITY WAS RETURNED TO SERVICE JUNE 18, 2019, 2:30 PM.
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.