ENTERPRISE PRODUCTS OPERATING LLC

hazardous_liquid Incident — — May 21, 2018

Incident Information

Incident DateMay 21, 2018
OperatorENTERPRISE PRODUCTS OPERATING LLC
CommodityHVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI
Pipeline Typehazardous_liquid

Location

State
Coordinates44.01430, -94.17490

Cause

CauseEQUIPMENT FAILURE
SubcauseMALFUNCTION OF CONTROL/RELIEF EQUIPMENT

Casualties

Fatalities0
Injuries0

Costs

Property Damage$50,000
Emergency Response$1,000
Other Costs$0

Location Map

Incident Narrative

"ON 5/21/2018 AT 15:40 HOURS, A PIPELINE TECHNICIAN NOTICED A FROST BALL ON MOV-1004 ON LINE 428. IN REFERENCE TO A14A, LINE 428 WAS NOT SHUT DOWN DUE TO THE ACCIDENT BECAUSE IT WAS NOT OPERATING AT THE TIME THE LEAK WAS DISCOVERED. THE PIPELINE WAS MANUALLY ISOLATED. APPROXIMATELY 1 GALLON OF ISOBUTANE WAS RELEASED. TECHNICIANS WERE UNSUCCESSFUL IN REPAIRING THE VALVE IN PLACE. AT 20:05 HOURS, IT WAS DETERMINED THAT THE COST OF REPAIR WOULD EXCEED $50,000 RESULTING IN AN NRC REPORTABLE ACCIDENT. ON 5/21/2018 THE NRC WAS NOTIFIED AT 20:56 HRS. NRC CASE #1212866. ON 5/23/2018 AT 07:55 HRS A 48 HR. UPDATE WAS PROVIDED TO THE NRC. NO CHANGES REPORTED. NEW CASE #1212993. ON 5/26/2018 A REPLACEMENT VALVE WAS INSTALLED. THE PIPELINE WAS READY FOR SERVICE ONCE THERE WAS AN OPERATIONAL NEED, REFER TO A14B. NO DOWNTIME WAS INCURRED AS A RESULT OF THIS ACCIDENT."

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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