Tortue Ahmeyim Oil And Gas Field

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Mauritania Oil & Gas Fields

BP Oil & Gas Fields

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Summary Information

  • Operator: BP
  • Country: Mauritania / Senegal
  • Location:
  • Production start:
  • Partners: BP, Kosmos
  • Type: Oil & Gas
  • Estimated Reserves: 20 TCF of gas
  • Production Volume:


  • The initial phase of the Greater Tortue Ahmeyim project will produce gas from an ultra-deepwater subsea system comprising of four wells, and a mid-water floating production, storage and offloading (FPSO) vessel, which will process the gas, removing heavier hydrocarbon components. The gas will then be transferred to a floating liquefied natural gas (FLNG) facility, Tortue Ahmeyim FLNG Project at a nearshore hub located on the Mauritania and Senegal maritime border.
  • The project involves a sharing of resources between Senegal and Mauritania
  • The Tortue, Ahmeyim and Guembeul gas fields make up the development


  • TechnipFMC: FEED for the FPSO
  • KBRFront End Engineering Design (FEED) contract for Phase 1
  • McDermott: FEED for the subsea umbilicals, risers and flowlines (SURF) scope for the project
  • BHGE: FEED for the subsea production system (SPS) scope


  • 2015 - Tortue field discovered
  • 2016 - Ahmeyim and Guembeul gas discoveries made
  • 2016 - BP aquires a majority stake from Kosmos
  • 2018 - TechnipFMC awarded FPSO project
  • 2018 - KBR awarded FEED
  • 2018 - Final investment decision reached



  1. Kosmos Energy Makes Significant Gas Discovery Offshore Mauritania
  2. Kosmos Energy Announces Successful Appraisal of Gas Discovery Offshore Mauritania and Senegal
  3. Kosmos Energy and BP Announce Partnership in Mauritania and Senegal
  4. BP selects McDermott and BHGE for subsea contracts for West African Tortue/Ahmeyim Development
  5. TechnipFMC awarded contract for Tortue/Ahmeyim Development FPSO
  6. KBR Awarded FEED Contract for BP’s Tortue Project
  7. BP announces Final Investment Decision for Phase 1 of the Greater Tortue Ahmeyim LNG Development

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