# TENNESSEE GAS PIPELINE CO (EL PASO) — Gas transmission and gathering — incident on 2012-03-23

- **operation:** document
- **citation:** PHMSA Report 20120037
- **title:** TENNESSEE GAS PIPELINE CO (EL PASO) — Gas transmission and gathering — incident on 2012-03-23
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2012-04-12
- **effective on:** 2012-03-23
- **summary:** Gas transmission and gathering incident. Reported cause: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 413 NATURAL GAS released, $1,114,825 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: MATERIAL FAILURE OF PIPE OR WELD. Reported consequences: 0 fatalities, 0 injuries, 413 NATURAL GAS released, $1,114,825 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: 20120037.

Operator ID: 19160.

Reported incident date: 3/23/2012 15:45.

Cause detail: DESIGN-, CONSTRUCTION-, INSTALLATION-, OR FABRICATION-RELATED

Cause detail: ANR PIPELINE COMPANY PERSONNEL NOTIFIED TENNESSEE GAS PIPELINE (TGP) PERSONNEL OF A SHEEN MEASURING 3 MILES LONG AND 1/4 MILE WIDE IN THE VICINITY OF TGP'S 24" 523M-3700 PIPELINE ON THE OCS IN EUGENE ISLAND BLOCK 241. TGP INVESTIGATED AND OBSERVED THE SHEEN WITH BUBBLES. DISPATCHED DIVERS DETERMINED THAT TGP'S LINE WAS LEAKING THROUGH A PINHOLE IN A GIRTH WELD. THE LEAK WAS REPAIRED BY INSTALLING A CLAMP AND THE PIPELINE WAS PLACED BACK INTO SERVICE. YEAR OF PIPE MANUFACTURE IS ASSUMED TO BE COMMENSURATE WITH YEAR OF INSTALLATION

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: MATERIAL FAILURE OF PIPE OR WELD — CONSTRUCTION, INSTALLATION OR FABRICATION-RELATED.

PHMSA indexed costs: $1,175,611 reported total cost, $622,520.664 in 1984 dollars, $1,521,954.148 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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