Viking Gas Field

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UK Oil & Gas Fields

Conoco Oil & Gas Fields

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Summary Information

  • Operator: Conoco
  • Country: UK
  • Location: Southern North Sea
  • Production start: 1972
  • Partners:
  • Type: Gas
  • Estimated Reserves:
  • Production Volume:


  • Viking is situated in Blocks 49/12, 49/16 and 49/17.
  • Viking consists of seven normally unmanned platforms in the Southern North Sea plus one manned main complex, Viking B, and the associated outlying Vixen subsea satellite.
  • Vixen was developed by a subsea installation tied back to the Viking platform via an infield pipeline.
  • The 1998 Phoenix project added the KD & LD platforms and four more wells
  • The Victor Gas Field is also tied back to the Viking Platform
  • Gas is exported to the Theddlethorpe Gas Processing Plant


  • Seaway Heavy Lifting:
    • Construction of Viking BD Platform Module
    • T & I of Viking ED Platform Module
  • Saipem: Viking Pipeline (EPIC)
  • KWSubsea: Detailed design of a 16" 27km gas export pipeline and 3" methanol piggyback system
  • ETPM: Subsea installation for Phoenix project
  • FoundOcean: Grouting for Phoenix project & BA Platform
  • J P Kenny: Detailed design of the Vixen piled Wellhead Protection Structure (WHPS)
  • Global Maritime:
    • Warranty surveyor for installation of flowline - Viking - Replacement Project
    • Warranty surveyor for installation of 12” piggybacked infield pipeline


  • 1968 - Viking Gas Field discovered
  • 1972 - Field development plan approved
  • 1972 - First gas produced
  • 1999 - Permission granted for Vixen development
  • 2014 - Decommissioning started



  1. Conocophillips, Fact Sheet Europe
  2. UK Oil and Gas Fields by Approval Date
  3. Seaway Heavy Lifting Oil And Gas References
  4. Saipem Europe Pipeline References
  5. International Protective Coatings Platform References
  6. FoundOcean Subsea References
  7. KWSubsea Subsea References
  8. J P Kenny Subsea References
  9. Global Maritime Pipeline References
  10. Serimax Pipeline References
  11. Offshore Petroleum Production And Pipe-Lines (Assessment Of Environmental Effects) Regulations 1999 Licence P 33 - Licence Having Effect Under The Petroleum Act 1998, The Vixen Field

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