"NUSTAR LOGISTICS, L.P."

hazardous_liquid Incident — — August 26, 2023

Incident Information

Incident DateAugust 26, 2023
Operator"NUSTAR LOGISTICS, L.P."
CommodityREFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID
Pipeline Typehazardous_liquid

Location

State
Coordinates32.21103, -105.59794

Cause

CauseEQUIPMENT FAILURE
SubcauseNON-THREADED CONNECTION FAILURE

Casualties

Fatalities0
Injuries0

Costs

Property Damage$4
Emergency Response$950
Other Costs$0

Location Map

Incident Narrative

"NUSTAR OPERATIONS PERSONNEL DISCOVERED A LEAK INSIDE NUSTAR'S HAT RANCH TRAPS STATION ON THE 03P MCKEE-EL PASO PIPELINE SYSTEM DURING A ROUTINE INSPECTION. APPROXIMATELY 12.15 GALLONS OF GASOLINE WAS RELEASED AND CONTAINED INSIDE THE FACILITY. THE LEAK ORIGINATED FROM AN ABOVE-GRADE GREASE FITTING ON A 3-INCH BLOW DOWN VALVE LOCATED UPSTREAM OF THE RECEIVER TRAP. THE GREASE FITTING WAS REPLACED, AND THE IMPACTED SOIL WAS TREATED. THE FAILED GREASE FITTING HAS BEEN PRESERVED AND WILL BE EXAMINED TO DETERMINE CAUSE OF FAILURE. NOTE - THE EXACT DATE AND TIME IN A(4) CANNOT BE DETERMINED AND IS ESTIMATED BASED OFF OPERATING PRESSURES RECORDED PRIOR TO THE DISCOVERY OF THE LEAK AND USED TO CALCULATE THE PRESSURE IN E(1). UPDATE - A RUBBER-LIKE RING, PROVIDING A SEAL BETWEEN THE SEALANT INJECTION PLUG AND THE BUTTON HEAD FACE, APPEARS TO HAVE SPLIT AND SEPARATED FROM THE PLUG."

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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