Investigation Report
Dry Oil Tank Leak and Discharge to Sea
12-07-2025 2330 G02063 EC 338 Incident >$25K - Required Muster
- BSEE
- Investigation Report
- Unknown
- CorrosionEnvironmental protectionHydrocarbon releaseMechanical failureStructural and asset integrity
- Fluid transferInspection and maintenance
- Storage tanks
- Emergency response
- Upstream oil and gas
- Offshore installation
Summary
BSEE investigates a corrosion-related dry oil tank leak on the EC-338A platform. Coating failure, moisture retention and unisolated tubing contributed to tank degradation. The report examines emergency shutdown, muster, containment and oil recovery, estimates 0.4 barrels discharged to sea, and emphasises tank-bottom and containment-system inspections.
Classifications: Corrosion; corrosion damage.
Classifications: Environmental protection; environmental safety; pollution prevention.
Classifications: Hydrocarbon release; hydrocarbon leak; oil and gas release.
Classifications: Mechanical failure; equipment failure.
Classifications: Structural and asset integrity; asset integrity; structural integrity.
Classifications: Fluid transfer; fluid loading; fluid offloading.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Storage tanks; atmospheric tanks.
Classifications: Emergency response; emergency preparedness.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.