Investigation Report
Zinc Bromide Brine Discharge During Casing and Blowout Preventer Refilling
05-25-2023 0115 G13576 EC 71 Pollution
- BSEE
- Investigation Report
- Unknown
- Environmental protectionLoss of containment
- Fluid transfer
- ValveWellhead
- Pollution reporting
- Upstream oil and gas
- Marine watersOffshore installation
Summary
Investigation of a zinc bromide brine discharge during refilling of production casing and a blowout preventer on Enterprise 264. Investigators used interviews, written statements and recorded pit volumes to revise the loss estimate to approximately 79 barrels. The report identifies incomplete casing valve closure and limited visibility during pumping.
Classifications: Environmental protection; environmental safety; pollution prevention.
Classifications: Loss of containment; containment loss.
Classifications: Fluid transfer; fluid loading; fluid offloading.
Classifications: Valve; valves.
Classifications: Wellhead; well head.
Classifications: Pollution reporting.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Marine waters.
Classifications: Offshore installation; offshore platform; offshore rig.