BLUESTONE PIPELINE COMPANY OF PA, LLC
gas_transmission Incident — — October 5, 2020
Incident Information
| Incident Date | October 5, 2020 |
| Operator | BLUESTONE PIPELINE COMPANY OF PA, LLC |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 41.98300, -75.54700 |
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 0435 HOURS ON SATURDAY OCT. 3, 2020, A FAILURE OF THE WORKING MONITOR REGULATOR SET UP ON THE FUEL GAS SKID AT HARMONY STATION RESULTED IN THE OPERATION OF THE OVER PRESSURE PROTECTION DEVICE IMMEDIATELY DOWNSTREAM. THIS RESULTED IN THE RELEASE OF 14.6 MMCF OF NATURAL GAS OVER THE NEXT TWO DAYS. THE RELEASE OF GAS WAS SECURED UPON ITS DISCOVERY ON THE MORNING OF MONDAY, OCTOBER 5TH. INTERNAL INVESTIGATION OF THE EVENT DETERMINED THE LIKELY CAUSE OF THE REGULATOR FAILURE WAS EXCESSIVE CYCLING (CHATTERING) OF THE REGULATOR LEADING TO A PREMATURE FAILURE OF THE INTERNAL SOFT COMPONENTS. ENGINEERING IS EVALUATING A CHANGE OF DESIGN AND/OR COMPONENTS TO PREVENT REOCCURRENCE.
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.