EQT MIDSTREAM
gas_transmission Incident — — December 23, 2015
Incident Information
| Incident Date | December 23, 2015 |
| Operator | EQT MIDSTREAM |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 39.91302, -80.12781 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | MALFUNCTION OF CONTROL/RELIEF EQUIPMENT |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $0 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
AT APPROXIMATELY 10:15 AM ON DECEMBER 23RD, 2015 PRATT GASKET LEAK AT PRATT COMPRESSOR STATION TRIGGERED THE GAS DETECTORS CAUSING AN ESD. THE COMPRESSOR TECHNICIAN ON SITE DETERMINED ALL OF THE ESD VALVES CYCLED CORRECTLY EXCEPT ONE MAINLINE VALVE WHICH ALLOWED CONTINUED GAS VENTING TO ATMOSPHERE. THE VALVE THAT WAS PARTIALLY OPEN WAS MANUALLY CLOSED BY THE COMPRESSOR TECHNICIAN BY 10:40 AM. THE VALVE WAS GREASED AND CYCLED MULTIPLE TIMES TO ENSURE NORMAL OPERATION BEFORE BEING PUT BACK IN 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.