# TEXAS EASTERN TRANSMISSION, LP (SPECTRA ENERGY PARTNERS, LP) — Gas transmission and gathering — incident on 2017-10-17

- **operation:** document
- **citation:** PHMSA Report 20170103
- **title:** TEXAS EASTERN TRANSMISSION, LP (SPECTRA ENERGY PARTNERS, LP) — Gas transmission and gathering — incident on 2017-10-17
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2017-11-15
- **effective on:** 2017-10-17
- **summary:** Gas transmission and gathering incident in Not Within a Municipality, GARRETT County, MD. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 0.714 NATURAL GAS released, $300,000 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings. PHMSA trend classification: significant incident, not serious.
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**body:**

Gas transmission and gathering incident in Not Within a Municipality, GARRETT County, MD. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 0.714 NATURAL GAS released, $300,000 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings.

Report number: 20170103.

Operator ID: 19235.

Reported incident date: 10/17/2017 10:55.

Location detail: MILEPOST0.444

Cause detail: THREADED CONNECTION/COUPLING FAILURE

Cause detail: ON OCTOBER 17, 2017 AN ENBRIDGE COMPANY EMPLOYEE RESPONDED TO NATURAL GAS RELEASE ON ABOVE GROUND FACILITIES ASSOCIATED WITH A ACCIDENT WELL 67 ADJACENT TO 6-INCH LINE 49-B-18 IN GARRETT COUNTY, MARYLAND. THE EMPLOYEE ATTEMPTED TO STOP THE NATURAL GAS RELEASE BY TIGHTENING A BLEEDER VALVE ON A TUBING HEAD. THE BLEEDER VALVE SNAPPED OFF DURING THE PROCESS. THE STORAGE WELL REMAINS ISOLATED FROM THE PIPELINE UNTIL REPAIRS CAN BE SCHEDULED.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: EQUIPMENT FAILURE — THREADED CONNECTION/COUPLING FAILURE.

PHMSA indexed costs: $300,002 reported total cost, $146,646.911 in 1984 dollars, $361,143.863 in current-year dollars.

PHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings.
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