SUNOCO PIPELINE L.P. — Hazardous liquid — incident on 2015-05-11

Hazardous liquid incident in CORSICANA, NAVARRO County, TX. Reported cause: NATURAL FORCE DAMAGE. Reported consequences: 0 fatalities, 0 injuries, 650 CRUDE OIL released, $2,030,000 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: 20150218.

Operator ID: 18718.

Reported incident date: 5/11/2015 5:30.

Location detail: 0+00

Cause detail: HEAVY RAINS/FLOODS

Cause detail: ON 5/11/2015 THUNDERSTORMS WITH HEAVY RAINS IN THE AREA CAUSED THE FLOATING ROOF ON TANK 2725 TO SINK DUE TO EXCESSIVE WATER ACCUMULATION ON THE ROOF. CRUDE OIL WAS RELEASED FROM THE ROOF DRAIN INTO THE SECONDARY CONTAINMENT DIKE. THE DIKE DRAIN WAS CLOSED AND THE OIL WAS RECOVERED VIA VACUUM TRUCK AND SKIMMING ACTIVITIES. THE INITIAL NRC REPORT (1116178) WAS FILED INDICATING APPROXIMATELY 250 BARRELS RELEASED. A SECOND NRC REPORT (1116319) WAS FILED ON 5/12/2015 TO UPDATE THE VOLUME RELEASED TO 650 BARRELS INSIDE THE DIKE CONTAINMENT. INSPECTION OF THE TANK INDICATED THAT A NEW FLOATING TANK ROOF WILL NEED TO BE INSTALLED IN ORDER TO BRING THIS TANK BACK INTO SERVICE. SUBSEQUENT TO THE COMPLETION OF THE TANK REPAIRS, TANK 2725 WAS PLACED BACK IN SERVICE ON 6/29/2016.

PHMSA trend classification: significant incident, not serious.

PHMSA standardized cause: NATURAL FORCE DAMAGE — HEAVY RAINS/FLOODS.

PHMSA indexed costs: $2,212,822 reported total cost, $1,110,099.388 in 1984 dollars, $2,733,833.142 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.