EAST TENNESSEE NATURAL GAS, LLC (SPECTRA ENERGY PARTNERS, LP)

gas_transmission Incident —

Incident Information

Report Date
OperatorEAST TENNESSEE NATURAL GAS, LLC (SPECTRA ENERGY PARTNERS, LP)
Commodity—
Pipeline Typegas_transmission

Location

State
Coordinates35.82201, -83.97914

Cause

CauseOTHER OUTSIDE FORCE DAMAGE
Subcause—

Casualties

Fatalities0
Injuries0

Costs

Property Damage
Lost Commodity
Public/Private Damage
Emergency Response
Environmental Remediation
Other Costs

Location Map

Incident Narrative

ORIGINAL REPORT: 48 HR NRC REPORT 1239112 AT APPROXIMATELY 3:16 PM EST ON MARCH 1, 2019, EAST TENNESSEE NATURAL GAS (ETNG) RECEIVED NOTIFICATION FROM A THIRD PARTY CONTRACTOR ABOUT DAMAGE TO ETNG'S PIPELINE FACILITIES (M&R 59048) IN BLOUNT COUNTY, TENNESSEE. EMERGENCY RESPONDERS ARRIVED ONSITE AND IMPLEMENTED A PARTIAL CLOSURE OF AN ADJACENT HIGHWAY UNTIL THE LEAK WAS ISOLATED. ETNG PERSONNEL ARRIVED ON SITE AT APPROXIMATELY, 3:53 PM EST ON MARCH 1, 2019 AND DETERMINED THAT A 1/2-INCH NIPPLE AND AN ISOLATION VALVE WAS DAMAGED CAUSING A RELEASE OF GAS. ETNG PERSONNEL SUBSEQUENTLY ISOLATED THE METER RUN AT APPROXIMATELY 4:00 PM EST AND REPLACED THE NIPPLE AND ISOLATION VALVE. THE METER RUN WAS RETURNED BACK TO SERVICE AT 4:10 PM EST. THE APPARENT CAUSE OF THE INCIDENT WAS A THIRD PARTY CONTRACTOR DAMAGING ETNG'S PIPELINE FACILITY WITH A FORKLIFT WHILE PREFORMING MAINTENANCE WORK FOR A THIRD PARTY PIPELINE UTILITY COMPANY. WHILE THIS INCIDENT DOES NOT MEET THE GAS LOSS OR COST CRITERIA OF A REPORTABLE INCIDENT, ETNG CLASSIFIED IT AS AN INCIDENT DUE TO THE PARTIAL CLOSURE OF THE HIGHWAY.

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.

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