# OKLAHOMA NATURAL GAS COMPANY, A DIVISION OF ONE GAS, INC. — Gas transmission and gathering — incident on 2016-12-14

- **operation:** document
- **citation:** PHMSA Report 20170004
- **title:** OKLAHOMA NATURAL GAS COMPANY, A DIVISION OF ONE GAS, INC. — Gas transmission and gathering — incident on 2016-12-14
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2017-01-12
- **effective on:** 2016-12-14
- **summary:** Gas transmission and gathering incident in OKLAHOMA CITY, OKLAHOMA County, OK. Reported cause: EXCAVATION DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 6431 NATURAL GAS released, $9,334 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 OKLAHOMA CITY, OKLAHOMA County, OK. Reported cause: EXCAVATION DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 6431 NATURAL GAS released, $9,334 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: 20170004.

Operator ID: 14210.

Reported incident date: 12/14/2016 15:12.

Location detail: 388.5 + 00

Cause detail: EXCAVATION DAMAGE BY OPERATOR'S CONTRACTOR (SECOND PARTY)

Cause detail: EXCAVATION ISSUE

Cause detail: IMPROPER BACKFILLING PRACTICES

Cause detail: ONG CONTRACTOR DAMAGED ONG'S 8 INCH STEEL TRANSMISSION LINE WHILE BACKFILLING A NEWLY CONSTRUCTED 12 INCH STEEL LINE. THE DAMAGED LINE RUNS PARALLEL TO THE NEWLY CONSTRUCTED LINE. REPAIRS WERE COMPLETED AND SERVICE TO THE ONE IMPACTED CUSTOMER WAS RESTORED THE FOLLOWING DAY.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: EXCAVATION DAMAGE — OPERATOR/CONTRACTOR EXCAVATION DAMAGE.

PHMSA indexed costs: $92,127 reported total cost, $60,619.892 in 1984 dollars, $115,019.799 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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