# TENNESSEE GAS PIPELINE CO (EL PASO) — Gas transmission and gathering — incident on 2012-02-01

- **operation:** document
- **citation:** PHMSA Report 20120018
- **title:** TENNESSEE GAS PIPELINE CO (EL PASO) — Gas transmission and gathering — incident on 2012-02-01
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2012-02-24
- **effective on:** 2012-02-01
- **summary:** Gas transmission and gathering incident. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 935 NATURAL GAS released, $250,898 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. Reported cause: CORROSION FAILURE. Reported consequences: 0 fatalities, 0 injuries, 935 NATURAL GAS released, $250,898 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: 20120018.

Operator ID: 19160.

Reported incident date: 2/1/2012 13:38.

Cause detail: INTERNAL CORROSION

Cause detail: OFFSHORE LOUISIANA PRODUCTION PLATFORM PERSONNEL SAW BUBBLES IN THE VICINITY OF TENNESSEE GAS PIPELINE'S (TGP) 524J-100 PIPELINE IN SOUTH TIMBALIER BLOCK 37. TGP GAS CONTROL WAS NOTIFIED AND CONSEQUENTLY ADVISED TGP FIELD PERSONNEL WHO DISPATCHED DIVERS TO INVESTIGATE. DIVERS FOUND A PINHOLE LEAK ON THE PIPELINE IN THE 6 O'CLOCK POSITION, THOUGHT TO HAVE BEEN CAUSED BY INTERNAL CORROSION. THE PIPELINE WAS REPAIRED BY CLAMP INSTALLATION AND PLACED BACK INTO SERVICE.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: CORROSION — INTERNAL.

PHMSA indexed costs: $287,262 reported total cost, $160,356.61 in 1984 dollars, $364,628.46 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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