SUNOCO PIPELINE L.P. — Hazardous liquid — incident on 2015-03-26

Hazardous liquid incident in WHEELER, WHEELER County, TX. Reported cause: EQUIPMENT FAILURE. Reported consequences: 0 fatalities, 0 injuries, 0.85 CRUDE OIL 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: 20150146.

Operator ID: 18718.

Reported incident date: 3/26/2015 10:00.

Location detail: 0+00

Cause detail: OTHER EQUIPMENT FAILURE

Cause detail: ON MARCH 26, 2015 THE LOCAL STATION OPERATOR WAS MAKING ROUNDS AND DISCOVERED THE RELEASE ON TANK 2202 MIXER. THE MIXER WAS IMMEDIATELY SHUT DOWN, CONTROL CENTER NOTIFIED AND RESPONSE PERSONNEL WERE ASSEMBLED. THE SECONDARY SEAL ON THE MIXER WAS ACTIVATED AND THE RELEASE WAS STOPPED. INVESTIGATION DETERMINED THAT THE SEAL FAILURE WAS CAUSED BY A MISALIGNMENT OF THE PROP SHAFT WHICH CAUSED WEAR ON THE PRIMARY SEAL. THIS CAUSED THE SEAL TO FAIL WHICH CAUSED THE RELEASE. A NEW SEAL WAS INSTALLED AND PROPER ALIGNMENT COMPLETED AS THE PERMANENT REPAIR. THE OTHER TANK MIXER AT WHEELER STATION WAS ALSO CHECKED AND FOUND TO BE OUT OF ALIGNMENT. THE MIXER IS LOCKED OUT AND A NEW SEAL HAS BEEN ORDERED FOR REPLACEMENT AND REALIGNMENT FOR THIS TANK AS WELL.

PHMSA trend classification: not significant, not serious.

PHMSA standardized cause: EQUIPMENT FAILURE — OTHER EQUIPMENT FAILURE.

PHMSA indexed costs: $2,550 reported total cost, $1,279.25 in 1984 dollars, $3,150.4 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.