"FLINT HILLS RESOURCES, LC"

hazardous_liquid Incident — — April 3, 2024

Incident Information

Incident DateApril 3, 2024
Operator"FLINT HILLS RESOURCES, LC"
CommodityCRUDE OIL
Pipeline Typehazardous_liquid

Location

State
Coordinates47.68472, -95.41227

Cause

CauseEQUIPMENT FAILURE
SubcauseTHREADED CONNECTION/COUPLING FAILURE

Casualties

Fatalities0
Injuries0

Costs

Property Damage$29,964
Emergency Response$55,155
Other Costs$0

Location Map

Incident Narrative

"REVISED FINAL - UPDATED PART D SECTION 8 COSTS. ON APRIL 3, 2024, AT 9:17AM, AN ESTIMATED 0.2 BBLS OF CRUDE OIL WAS DISCOVERED AT THE FLINT HILLS RESOURCES (FHR) CLEARBROOK TERMINAL. CRUDE OIL WAS OBSERVED ON THE MPL4 PUMP 44 TEE FITTING ON THE SEAL POT DRAIN LINE ASSEMBLY. UPON DISCOVERY, OPERATIONS CALLED THE PIPELINE CONTROL CENTER TO SHUT DOWN MPL4 PUMP 44, AND THE PUMP WAS SHUT DOWN AT 09:28AM. THE MN DUTY OFFICE WAS NOTIFIED ON APRIL 3, 2024, AT 10:16AM. UPON FURTHER INVESTIGATION, IT WAS DISCOVERED THAT CRUDE OIL HAD MIGRATED ALONG THE DRAIN LINE PIPING AND INTO THE INSULATION MATERIAL ON THE DRAIN LINE. THIS REQUIRED ADDITIONAL EXCAVATION TO RECOVER THE PRODUCT. AT APPROXIMATELY 12:30PM, IT WAS ESTIMATED THAT THE COST MAY EXCEED $50,000 WITH THE ADDITIONAL EXCAVATION NEEDED. A NOTIFICATION TO THE NRC WAS MADE AT 12:39PM. THE CAUSE OF THE RELEASE WAS A CRACKED TEE FITTING ON THE SEAL POT DRAIN LINE ASSEMBLY DUE TO MISALIGNMENT. THE IMPACTED AREA WAS CLEANED UP, AND THE DAMAGED TEE WAS REPLACED ON 04/17/2024. INSPECTIONS OF THE SEAL POT DRAIN LINE ASSEMBLIES WERE COMPLETED, AND THE FITTING ON PUMP 43 WAS ALSO REPLACED ON 04/18/2024."

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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