In Salah Gas Fields

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Algeria Oil & Gas Fields

Sonatrach Oil & Gas Fields

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Summary Information

  • Operator: In Salah Gas (ISG)
    • Sonatrach, BP and Statoil
  • Country: Algeria
  • Location: 1,200 kms south of Algiers
  • Production start: 2004
  • Partners: Sonatrach, BP and Statoil
  • Type: Gas
  • Estimated Reserves:
  • Production Volume:


  • The In Salah Gas Fields include seven known gas fields in the licence area which consists of 750 square kilometres
  • Gas is transported on a 520-kilometres pipeline northwards to Hassi R'Mel where it connects with other pipelines
  • Three gas fields – Krechba, Teg and Reg – located in the northern part of the license, were initially developed in phase one
  • Phase two consists of four gas fields – Garet El Bifna, Gour Mahmoud, In Salah and Hassi Moumene – in the southern part of the license
  • Phase 2 development consists of a new central production and gas gathering facility at In Salah comprising two dehydration trains, with the capacity to produce approximately 16.8 million cubic metres of gas per day, associated permanent camps, and approximately 300km of pipelines for gas collection from the in-field wells and export to the existing Krechba facility


  • JGC: Engineering, procurement, construction and commissioning services for phase 1
  • Petrofac: Engineering, procurement and construction (EPC) for phase 2
  • Foster Wheeler: front-end engineering design (FEED) for Southern Gas Fields Development Project
  • KWsubsea: UHB study for 16" onshore pipeline


  • 1995 - Sonatrach and BP signed a contract to explore the licence
  • 1997 - BP launches the project
  • 2000 - Final investment decision made
  • 2001 - JGC Awarded In Salah Gas Field Development Project
  • 2003 - Statoil acquired a stake from BP
  • 2004 - First gas produced
  • 2008 - Foster Wheeler Awarded FEED for Southern Gas Fields Development Project
  • 2011 - Petrofac awarded a US$1.2 billion lump-sum engineering, procurement and construction (EPC) contract



  1. JGC Oil And Gas Processing References
  2. KWsubsea Upheaval Buckling And Out Of Straightness Analysis
  3. BP and Sonatrach Launch In Salah Gas In Salah Gas Announces Italian Power Deal
  4. BP Amoco and Sonatrach Give Go-ahead To Develop Sahara Gas For Europe
  5. JGC Awarded In Salah Gas Field Development Project in Algeria
  6. Foster Wheeler Awarded FEED by BP Exploration for In Salah Gas Fields Development in Algeria
  7. Acquiring gas assets in Algeria(VEDLEGG)
  8. First gas from Algeria
  9. Petrofac Awarded US$1.2 Billion Project in Algeria

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