Incidenthistorical
PHMSA Report 20150036
TRANSWESTERN PIPELINE COMPANY LLC — Gas transmission and gathering — incident on 2015-02-22
Current as of 2015-02-22 Government source
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Gas transmission and gathering incident in CORONA, LINCOLN County, NM. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 130000 NATURAL GAS released, $0 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: 20150036.
Operator ID: 19610.
Reported incident date: 2/22/2015 17:50.
Location detail: 289950.2
Cause detail: MALFUNCTION OF CONTROL/RELIEF EQUIPMENT
Cause detail: THE TW CORONA COMPRESSOR STATION 8 - SIX INCH DISCHARGE BLOWDOWN VALVE OPENED UNINTENTIONALLY AND BLEW GAS TO THE ATMOSPHERE. THE BLOW DOWN VALVE, SHAFER OPERATOR PILOT GAS LINE FROZE OFF, DUE TO SUB ZERO TEMPERATURES CAUSING A LOSS OF PILOT PRESSURE, WHICH HOLDS THE VALVE IN THE CLOSED POSITION.
PHMSA trend classification: significant incident, not serious.
PHMSA standardized cause: EQUIPMENT FAILURE — MALFUNCTION OF CONTROL/RELIEF EQUIPMENT.
PHMSA indexed costs: $365,386 reported total cost, $338,796.878 in 1984 dollars, $415,991.103 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.
This material provides agency context. It does not replace binding regulatory text, and its legal effect depends on the underlying authority and facts.