# GULF SOUTH PIPELINE COMPANY, LP — Gas transmission and gathering — incident on 2015-01-24

- **operation:** document
- **citation:** PHMSA Report 20150024
- **title:** GULF SOUTH PIPELINE COMPANY, LP — Gas transmission and gathering — incident on 2015-01-24
- **source type:** incident
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2015-02-20
- **effective on:** 2015-01-24
- **summary:** Gas transmission and gathering incident in FLORENCE, RANKIN County, MS. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 23377 NATURAL GAS released, $500 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 FLORENCE, RANKIN County, MS. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 23377 NATURAL GAS released, $500 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: 20150024.

Operator ID: 31728.

Reported incident date: 1/24/2015 4:19.

Location detail: .01

Cause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Cause detail: THE RELIEF VALVES ON THE COOLING FANS ARE SET AT 1,500 PSI AND SIX OF THEM VENTED AT 1,471 PSI. WHEN THREE OF THE RELIEF VALVES RELIEVED, THE VENT STACKS SLID DOWN IN THE BRACKET THAT WAS SECURING THEM ON THE TOP FRAME OF THE COOLING FANS. THE DOWNWARD FORCE BROKE THE NIPPLE UNDERNEATH THE RELIEF VALVE.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: EQUIPMENT FAILURE — MALFUNCTION OF CONTROL/RELIEF EQUIPMENT.

PHMSA indexed costs: $77,737 reported total cost, $71,228.956 in 1984 dollars, $88,697.299 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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