NORTHERN NATURAL GAS CO
gas_transmission Incident —
Incident Information
| Report Date | — |
| Operator | NORTHERN NATURAL GAS CO |
| Commodity | — |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 37.68209, -98.46822 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
ON SEPTEMBER 27, 2017 WHILE CUNNINGHAM PERSONNEL WERE PERFORMING THE ROUTINE ANNUAL GAS LEAK SURVEY THEY FOUND ELEVATED GAS LEVELS IN THE AREA OF THE MAINLINE DRIP IDENTIFIED AS V-1030. FURTHER INVESTIGATION FOUND THAT THE 2-INCH DRAIN LINE FOR V-1030 HAD BEEN LEAKING. THE LINE WAS REMOVED FROM SERVICE AND ABANDONED. A NEW LINE WAS INSTALLED ON SEPTEMBER 30, 2017. THE ABANDONED 2-INCH PIPE WAS NEVER EXCAVATED OR EXAMINED FOR THE EXACT CAUSE OF THIS GRADE 3 LEAK. WE SUSPECT INTERNAL CORROSION.
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.