SOUTHERN NATURAL GAS CO
gas_transmission Incident — — October 18, 2024
Incident Information
| Incident Date | October 18, 2024 |
| Operator | SOUTHERN NATURAL GAS CO |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 33.13480, -89.07003 |
Cause
| Cause | INCORRECT OPERATION |
| Subcause | PIPELINE OR EQUIPMENT OVERPRESSURED |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $0 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
"SNG LOUISVILLE COMPRESSOR STATION 4132 IMPROPER VALVE SEQUENCE CONFIGURATION ON JD MODE OF OPERATION. VALVE 137 WAS NOT CONFIGURED PROPERLY FOR JD MODE SEQUENCE. LINE PRESSURE EXCEEDED MAOP OF 500 PSIG INITIATING OVER PRESSURE DEVICE ACTIVATION ON LOW SIDE DISCHARGE HEADER AT LOUISVILLE COMPRESSOR STATION. THE HIGHEST PRESSURE REACHED WAS 524.84 PSIG. RELIEF VALVE BLEW FOR 21 MINUTES AN 7 SECONDS. CALCULATED GAS LOSS IS 4,610.47 MCF AND IS RECORDABLE TO PHMSA. NO INJURIES, NO CONTRACTOR INVOLVEMENT, NOT PART OF A PROJECT."
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.