ENTERPRISE PRODUCTS OPERATING LLC

hazardous_liquid Incident — — December 21, 2012

Incident Information

Incident DateDecember 21, 2012
OperatorENTERPRISE PRODUCTS OPERATING LLC
CommodityREFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID
Pipeline Typehazardous_liquid

Location

State
Coordinates29.71895, -95.05916

Cause

CauseEQUIPMENT FAILURE
SubcauseOTHER EQUIPMENT FAILURE

Casualties

Fatalities0
Injuries0

Costs

Property Damage$234,000
Emergency Response$1,500
Other Costs$0

Location Map

Incident Narrative

"WHILE PERFORMING A ROUTINE / FACILITY INSPECTION, A ENTERPRISE TECHNICIAN DISCOVERED ULSD SEEPING FROM TANK 2056'S ROOF DRAIN LINE. APPROXIMATELY 10 GALLONS OF RAINWATER / ULSD MIXTURE WERE RELEASED. THE TECHNICIAN CLOSED ALL TANK ROOF DRAINS AND INSPECTED TANK 2056 EXTERNAL FLOATING ROOF. UPON INSPECTION THE TECHNICIAN DISCOVERED A SMALL AMOUNT OF PRODUCT ON THE WEST SIDE OF THE FLOATING ROOF DECK. THE TANK WAS IMMEDIATELY REMOVED FROM SERVICE, ISOLATED AND DRAIN DOWN OPERATIONS COMMENSED. THE TANK HAS BEEN DEINVENTORIED TO ALLOW THE EXTERNAL FLOATING ROOF TO BE PLACED ON ITS LEGS AND TO FACILITATE INSPECTION. SUBSEQUENT INSPECTION HAS DENOTED ONE OF THE PONTOONS WHICH SUPPORT THE EXTERNAL FLOATING ROOF WAS LEAKING. THE ROOF PONTOON LEAK ALLLOWED THE EXTERNAL FLOATING ROOF TO PITCH DOWNWARD ENOUGH TO ALLOW PRODUCT TO BE RELEASED ONTO THE FLOATING ROOF AND INTO THE ROOF DRAIN. THIS 7000-1 REPORT HAS BEEN UPDATED TO REFLECT THE COST OF OPERATOR'S PROPERTY DAMAGE AND REPAIRS. TANK DEINVENTORY ACTIVITIES AND INSPECTION COST TO DATE ARE $ 230,000.00"

About This Pipeline Incident

Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.

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