GULFSTREAM MANAGEMENT & OPERATING SERVICES,LLC
gas_transmission Incident — — May 26, 2018
Incident Information
| Incident Date | May 26, 2018 |
| Operator | GULFSTREAM MANAGEMENT & OPERATING SERVICES,LLC |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 27.74918, -81.85019 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | MALFUNCTION OF CONTROL/RELIEF EQUIPMENT |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $0 |
| Emergency Response | $0 |
| Other Costs | $200 |
Location Map
Incident Narrative
5/26/18 21:19 - TIGER BAY FLOW WENT TO 0 21:31 - TIGER BAY HIGH DISCHARGE PRESSURE ALARM WHICH APPEARED TO BE DUE TO METER SHUTTING IN AS IT DOES EACH NIGHT. 21:35 - THE RELIEF LIFTED DUE TO SLOW LOCKUP ON THE REGULATORS. TIGER BAY ALARM CLEARED AND NO ADDITIONAL ALARMS WERE RECEIVED, EVERYTHING APPEARED NORMAL. SCADA BEGAN TO SEE A FLOW RATE OF 43000M RATE WHICH APPEARED TO CONTINUE NOM OF 38,999M. THE FAILURE OF THE RELIEF TO RESEAT CAUSED THE REGULATOR/CONTROL VALVES TO OPEN IN ORDER TO MAINTAIN THE PRESSURE. 5/27/18 01:34 - MACCUNNINHAM WITH DUKE ENERGY TIGER BAY CONTROL ROOM CALLED WILLIAMS CONTROL CENTER NOTIFYING OF RELIEF VALVE RELEASING GAS INTO THE ATMOSPHERE 01:39 - WILLIAMS TECH WAS NOTIFIED OF THE INCIDENT AND WAS ON ROUTE TO METER STATION TO INVESTIGATE AND GATHER ADDITIONAL INFORMATION 02:27 - WILLIAMS TECH ARRIVED AT THE LOCATION AND CONFIRMED GAS VENTING TO ATMOSPHERE THROUGH RELIEF VALVE AND CLOSED DESIGNATED VALVES TO SHUT IN FLOW 02:52 - WILLIAMS TECH CONFIRMED SOC WAS GIVEN ALL RELATED INFORMATION AND WILL MAKE EXTERNAL NOTIFICATIONS AS NECESSARY. 05/29/18 REPAIRED FAILED REGULATOR BOOT AND RESEATED RELIEF VALVE
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.