NORTHERN BORDER PIPELINE COMPANY
gas_transmission Incident — — May 1, 2011
Incident Information
| Incident Date | May 1, 2011 |
| Operator | NORTHERN BORDER PIPELINE COMPANY |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 45.25500, -102.71700 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | OTHER EQUIPMENT FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $0 |
| Emergency Response | $1,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
THE COMPRESSOR UNIT VENT VALVE OPENED AFTER EMERGENCY GENERATOR FAILURE DURING A SNOW STORM WHICH RESULTED IN GAS BLOWING FROM THE VENT FOR 60 MINUTES. BECAUSE THE EMERGENCY GENERATOR FAILED THE ELECTRIC OPERATED UNIT VALVES WERE NOT ABLE TO CLOSE. THIS ALLOWED GAS TO VENT THROUGH THE UNIT VENT VALVES FOR 60 MINUTES. PERSONNEL WERE DISPATCHED TO THE LOCATION TO CORRECT THE RELEASE OF GAS. DUE TO THE DRIVING CONDITIONS, RESPONSE TIME WAS HINDERED.
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.