Egret Oil Field

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UK Oil & Gas Fields

BP Oil & Gas Fields

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Summary Information

  • Operator: BP
  • Country: UK
  • Location: 150 miles east of Aberdeen
  • Production start: 1998
  • Partners:
  • Type: Oil
  • Estimated Reserves:
  • Production Volume:


  • The Marnock field is the centre of the Eastern Trough Area Project (ETAP)
  • It comprises two small steel platforms, one housing processing facilities and the other utilities and accommodation.
  • The CPF comprises two bridge-linked steel jackets and topsides which separate the living quarters, utilities and control rooms from the wells, risers, processing and compression facilities and the export hub for produced oil and gas.
  • The other fields in the ETAP development are all subsea tiebacks. These fields are;
  • Oil export is through the Forties Pipeline System while gas export is through the Cats Central Area Transmission System Gas Pipeline.
  • The Life Extension Project will extend the life of the platform to 2030 and improve its operating efficiency


  • Brown and Root: Design and Project Management
  • AMEC, Trafalgar House, Consafe and Belleli: Fabrication
  • EMC/Coflexip Stena: Pipelay
  • Coflexip Stena: Subsea Installation
  • Heeremac: Transportation and Installation
  • Saipem: Transportation and Installation of pipelines

Life Extension Project

  • Amec Foster Wheeler: Engineering, Procurement and Construction (EPC) for the provision of additional living quarters


  • 1995 - Contracts awarded for the ETAP development
  • 1996 - Department of Trade and Industry approved the development
  • 1998 - First production
  • 2015 - Contracts awarded for Life Extension Project



  1. List Of Oil and Gas Production Platforms In The UK
  2. Saipem Europe Pipeline References
  3. BP Awards Contracts to Begin Early Work on Central North Sea Fields
  4. £1.6 Billion Central North Sea Oil Development Gets Under Way
  5. ETAP 'Example of Major Benefits from North Sea Investment' - ETAP Fields Start Production
  6. Amec Foster Wheeler awarded new BP contract for Eastern Trough Area Project (ETAP) Additional Living Quarters

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