EAST TENNESSEE NATURAL GAS CO
gas_transmission Incident — — September 25, 2010
Incident Information
| Incident Date | September 25, 2010 |
| Operator | EAST TENNESSEE NATURAL GAS CO |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 35.08820, -85.21140 |
Cause
| Cause | MATERIAL FAILURE OF PIPE OR WELD |
| Subcause | ORIGINAL MANUFACTURING-RELATED (NOT GIRTH WELD OR OTHER WELDS FORMED IN THE FIELD) |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $50,000 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
A SMALL LEAK WAS DETECTED ON EAST TENNESSEE NATURAL GAS LINE 3200-1 DURING A ROUTINE INSTRUMENTED LEAK SURVEY. THE LEAK ORIGINATED AT THE PIPE WELD SEAM. THE LEAKING PIPE WAS REMOVED AND A METALLURGICAL ANALYSIS WAS PERFORMED. THE METALLURGICAL ANALYSIS DETERMINED THE LEAK WAS THE RESULT OF LACK OF FUSION IN THE PIPE WELD SEAM.
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.