Buzzard Oil Field

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UK Oil & Gas Fields

Nexen Oil & Gas Fields

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Summary Information

  • Operator: Nexen (CNOOC)
  • Country: UK
  • Location: 100 kilometres northeast of Aberdeen in the Outer Moray Firth, North Sea
  • Production start: 2007
  • Partners: Nexen Petroleum UK Limited is the operating partner of Buzzard (43.21%), with Suncor UK Ltd (29.89%), BG Group (21.75%) and Edinburgh Oil and Gas (5.16%) also holding interests in the field and its facilities.
  • Type: Oil & Gas
  • Estimated Reserves:
  • Production Volume: Expected to produce approximately 195,000-220,000 boe/d in 2012


  • Buzzard is one of the largest field developments in the UK North Sea in more than a decade. With estimated recoverable reserves of over 500 million barrels of oil equivalent (mmboe) it has the potential to deliver approximately 10% of the UK’s annual forecast oil demand at peak rates.
  • The field has four manned platforms, the Wellhead Platform, Production Platform & Utilities Platform entered service in 2007, whilst the Sweetening Platform started operations in 2011
  • Oil from Buzzard is exported via the Forties Pipeline System to the Kinniel Terminal in Scotland.
  • Natural gas is exported via the Frigg UK Gas Pipeline System to the FUKA St Fergus Gas Processing Terminal in northeast Scotland.


  • Dragados Offshore: Construction of the production module
  • Kvaerner:
    • Wellhead Jacket and Piles
    • Quarter Utilities Jacket and Piles
    • Process Jacket and Piles
  • Saipem:
    • Transport and installation of three large jacket, two large integrated decks, one wellhead deck and two bridges
    • Turn key contract for the provision of subsea field facilities including infield pipelines and two 28km export-pipelines system
  • Heerema: Contract to construct the 9,500 ton Buzzard Utility Deck
  • Aker Verdal: Fabrication of the flare and bridges
  • AMEC: hook-up and commissioning support
  • CB&I:
    • Engineering design and procurement services for the initial three platforms
    • Topsides detailed design engineering and procurement services for the fourth platform
  • VWS Westgarth: Water treatment facilities
  • BiFab: PLEMs / Manifolds / Tie-In Spools
  • KWSubsea:
    • FEED design of oil export lines and NGL export options
    • FEED for structure and piping designs of gravity based SSIV structure
  • Saipem: Platform Installation
  • FoundOcean: Grouting for Platform Installation


  • 2001 - Buzzard Oil Field discovered
  • 2003 - Project development approved by UK Government
  • 2003 - Heerema receives contract to construct the Buzzard Utility Deck
  • 2003 - Saipem awarded platform and subsea contracts
  • 2004 - Nexen acquired its stake in the field from EnCana
  • 2005 - Aker Verdal wins contract for fabrication of the flare and bridges
  • 2005 - AMEC awarded hook-up and commissioning support contract
  • 2006 - Buzzard production platform completed
  • 2007 - First production
  • 2007 - CB&I awarded fourth platform contract
  • 2010 - Hook-up and commissioning of the fourth (sweetening) platform
  • 2015 - The field produces its 500 millionth barrel



  1. Buzzard, Nexen
  2. List Of Oil Production Platforms In The UK
  3. VWS Westgarth FPSO References
  4. Kvaerner Platform References
  5. BiFab Subsea References
  6. International Protective Coatings Platform References
  7. KWSubsea Subsea References
  8. FoundOcean Subsea References
  9. Nessco Platform References
  10. Significant Oil Discovery in the Central North Sea
  11. EnCana moves to development planning after successful appraisal drilling of Buzzard discovery
  12. EnCana sharpens focus on North American natural gas and oilsands, agrees to sell all U.K. North Sea assets, production and prospects, including 43 percent of Buzzard project, to Nexen Inc. for US$2.1 billion
  13. First oil from Buzzard field in UK North Sea
  14. Buzzard comes to the end
  15. Aker Verdal wins North Sea contract
  16. Hartlepool awarded EnCana Buzzard Utility Deck
  17. Buzzard Project's Production Deck lifted on to its jacket in the British Sector of the North Sea
  18. Saipem awarded two offshore construction contracts amounting to approximately GBP 104 million
  19. AMEC wins hook-up and commissioning support contract for major North Sea oil platform
  20. Nexen Advances Start-up of the Fourth Buzzard Platform and Maintains Original Annual Production Guidance Range
  21. CB&I Awarded Contract for Buzzard Expansion Project
  22. Buzzard Soars High Marking 500 Million Barrels Production

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