Prelude Gas Field

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Summary Information

  • Operator: Shell
  • Country: Australia
  • Location: Browse Basin
  • Production start:
  • Partners:
  • Type: Gas
  • Estimated Reserves:
  • Production Volume:


  • The Prelude field is located in the Browse Basin, northeast of Broome Western Australia, in water depths of approximately 820 feet (250 meters).
  • The development consists of the Prelude Floating LNG Terminal and related subsea facilities
  • The subsea facilities include:
    • Two production manifolds
    • One riser base manifold
    • Four production flowlines
    • One subsea umbilical and associated subsea distribution hardware
    • Jumpers, steel flying leads, umbilical termination assemblies
    • 16 mooring lines and 16 piles


  • FMC: Supply of seven large bore subsea production trees, production manifolds, riser bases, subsea control systems and other related equipment
  • Technip: project management, fabrication, transport and installation of subsea equipment
  • Wood Group Kenny: Development and implementation of the flexible riser integrity management plan, as well as inspection, monitoring, testing and on call engineering support.


  • 2012 - Technip awarded installation contract
  • 2016 - Wood Group Kenny awarded flexible riser integrity management contract



  1. Prelude Subsea Installation, National Offshore Petroleum Safety and Environmental Management Authority
  2. FMC Technologies to Supply Subsea Systems for Shell's Prelude Project
  3. Technip awarded subsea contract for Shell’s Prelude FLNG development
  4. Wood Group wins Shell Prelude FLNG contract

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