Alvheim Oil And Gas Field

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Norway Oil & Gas Fields

Det-Norske Oil & Gas Fields

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Summary Information

  • Operator: Det Norske
  • Country: Norway
  • Location: North Sea, west of Heimdalp
  • Production start: 2008
  • Partners: Statoil & Total
  • Type: Oil & Gas
  • Estimated Reserves:
    • 38.9 million Sm³ oil - 23.2 million Sm³ oil
    • 6.8 billion Sm³ gas - 5.3 billion Sm³ gas
  • Production Volume:
    • Oil: 70 000 barrels/day
    • Gas: 0.57 billion Sm³


  • The Alvheim FPSO has a nameplate capacity of 120,000 barrels per day of oil and 125 million cubic feet per day of natural gas with total storage capacity of 560,000 barrels of oil
  • The Alvheim development will include subsea infrastructure consisting of five drill centers and associated flow lines
  • Alvheim processes oil from a number of different oil fields including Boyla Oil Field, Vilje Oil Field and Volund Oil Field
  • The oil is exported by tankers. Processed rich gas is transported by pipeline from Alvheim to the Scottish Area Gas Evacuation (SAGE) Pipeline system on the British continental shelf.
  • The Viper-Kobra development comprises a new subsea installation with a pipeline tied into the Volund manifold. The four well slots are designated for one well from Viper and one from Kobra, in addition to two well slots intended for potential future wells in the area.


  • Keppel: FPSO Conversion
  • Vetco Aibel: All topsides equipment and facilities
  • Kvaerner: Flare Tower
  • Technip:
    • Design and supply of all line pipes, flexible pipes, umbilicals, riser bases and manifolds
    • Installation engineering, procurement, fabrication, installation and tie-in of spools and protection covers as well as installation of one manifold (2014)
  • Aker Kvaerner:
    • Topsides and hull definition engineering
    • Contract as the supplier of subsea wellheads, side valve trees, overtrawlable protection structures, production control systems and service support
  • Aker Solutions: Delivery of four subsea trees and associated equipment
  • KWsubsea: 2 offshore 12" rigid (2.2km), 1 offshore 12" Rigid (4.5km), 1 offshore 10" (5.3km), 1 offshore 14" (36.5km), 1 offshore 14" (3.6km) Pipelines


  • 1998 - Alvheim field discovered
  • 2004 - Aker Kvaerner wins FEED contract as the supplier of subsea equipment
  • 2004 - Technip awarded piping contract
  • 2005 - Keppel awarded FPSO contract
  • 2008 - First oil is produced
  • 2014 - Marathon Oil Announces Sale of Norway Business to Det Norske
  • 2015 - FID for Viper-Kobra development


  • The reservoir consists of high porosity, high permeability sandstones in the Heimdal Formation of Paleocene age. The sand was deposited as sub-marine fan deposits and lies at a depth of approximately 2 200 metres.


  1. Kvaerner Platform References
  2. KWsubsea Upheaval Buckling And Out Of Straightness Analysis
  3. Marathon Achieves First Oil From Alvheim Development
  4. Marathon awards European subsea frame agreement to Aker Kvaerner
  5. Alvheim, NPD
  6. Keppel Shipyard clinches S$84m FPSO conversion from Marathon
  7. Marathon Awards Major Contract for Alvheim Development
  8. Technip awarded contract by Marathon for the Alvheim field offshore Norway
  9. Contract for Topsides and Hull Definition Engineering on Alvheim
  10. Aker Solutions signs Alvheim contract
  11. Technip awarded contract for the extension of subsea infrastructure on the Alvheim field in the North Sea
  12. Marathon Oil Announces $2.7 Billion Sale of Norway Business
  13. Two small discoveries to be tied back to Alvheim

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