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Activity - Minerva Decommissioning and Field Management

Activity details
Organisation Woodside Energy (Victoria) Pty Ltd
Project Minerva Development
Activity types Decommissioning, dismantling or removing a facility
In-force EP 7780
Submission date 25 March, 2024
Outcome Accepted
Acceptance date 14 October, 2024
Locations Otway
Start date Pending titleholder notification
Stop date Pending titleholder notification
Lifecycle Classification Decommissioning
Please note: activity start and stop dates are based on notifications provided by the titleholder.

Titleholder contact
Pip Milne
Phone: 1800 442 977

Activity Description
Woodside is planning to undertake subsea decommissioning activities for the Minerva Field (previously operated by BHP Petroleum (Victoria) Pty Ltd (BHP)), located in Commonwealth waters in Petroleum Licence VIC-L22 and Pipeline Licence VIC-PL33. The Minerva wells are approximately 11 km south-southwest of Port Campbell, Victoria and in water depths of approximately ~50 – 60 m. Woodside plans to remove all subsea infrastructure and equipment from the seabed associated with the Minerva development in Commonwealth waters.

Activities covered by the Minerva Decommissioning and Field Management Environment Plan include:
• Ongoing field management activities (inspection and monitoring) for the Minerva subsea and well infrastructure until final decommissioning.
• Removal of the Minerva gas pipeline bundle in Commonwealth waters. The pipeline comprises of approximately 4.9 km of 10-inch concrete coated rigid-steel flowline, bunded with an electro hydraulic umbilical and two 2-inch steel chemical injection lines and stabilisation materials.
• Removal of Minerva subsea infrastructure within VIC-L22 in Commonwealth Waters comprising of five inline pipeline structures, five tie-in spools, and associated equipment and stabilisation material.

Equipment removal activities are planned to commence as early as Q4 2024 and require approximately three to five months, subject to vessel availability and weather constraints.
Location map (click to enlarge)
Location map - Activity: Minerva Decommissioning and Field Management  (refer to description)

Accepted EP Documents

EP Document A1130485 (44 MB)
Statement of reasons A1141258 (601 KB)

Related EP assessments

7780 (Click to view)

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