Azeri Chirag Guneshli Oil Field

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Azerbaijan Oil & Gas Fields

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Summary Information

  • Operator: BP
  • Country: Azerbaijan
  • Location: Offshore, Caspian Sea
  • Production start:
  • Partners:
  • Type: Oil & Gas
  • Estimated Reserves:
  • Production Volume:


  • ACG is the largest oil field in the Azerbaijan sector of the Caspian basin. Located about 100 km east of Baku, it is operated by BP on behalf of the Azerbaijan International Operating Company (AIOC)
  • Oil is exported to the Sangachal Oil And Gas Processing Terminal
  • There are currently three platforms operating, West Chirag platform, Chirag and Deepwater Gunashli platform
  • The West Chirag platform has been installed at a water depth of about 170 metres. The design oil capacity of the new platform is 183 thousand barrels per day.


  • Saipem:
    • Transport and installation of the East Azeri and West Azeri platforms and of a pre-drilling template in the framework of Phase 2 of the Full Field Development
    • Fabrication and load out of a template, two jackets and associated piles as well as transport and installation activities for the two platforms including a template, two jackets and two topsides for phase 3
  • Emtunga:
    • Phase 3 - DUQ, Living Quarter Module and Helideck
    • Phase 2 - East Azeri & West Azeri - Living Quarter Modules and Helideck
    • Phase 1 - Central Azeri & Chirag - Living Quarter Module and Helideck
  • AMEC
    • Awarded US $17 million contract to analyse and evaluate development plans
    • Initial support services to the Chirag-1 Production Platform
    • West Chirag (COP-WC) topsides
  • J. Ray McDermott:
    • Pipeline installation for the Phase 2 development
    • Fabrication, assembly, hook-up and commissioning of the Drilling, Utilities and Quarters (DUQ) integrated deck for the Phase 3 development
    • Installation of infield pipelines and subsea water injection facilities for the ACG development Phase 3
  • FoundOcean: Grouting for ACG & PDQ - West Chirag
  • Global Maritime: Warranty surveyor for installation of flowlines, export lines and subsea facilities associated with six platforms


  • 1994 - The Agreement was signed for joint development and production sharing
  • 2002 - AMEC awarded US $17 million contract to analyse and evaluate development plans
  • 2003 - Saipem awarded phase II contract
  • 2004 - Saipem awarded phase III contract
  • 2004 - AMEC wins contract for initial support services to the Chirag-1 Production Platform
  • 2010 - BP acquired Devon's stake
  • 2013 - ONGC acquires a 2.36 percent stake from Hess
  • 2014 - West Chirag starts production



  1. BP, Azeri-Chirag-Guneshli
  2. Socar, Azeri-Chirag-Guneshli
  3. FoundOcean Subsea References
  4. McDermott Platform References
  5. McDermott Subsea References
  6. Emtunga Offshore Platform References
  7. International Protective Coatings Fixed Platform References
  8. Global Maritime Pipeline References
  9. Saipem awarded new offshore construction contracts amounting to 285 million USD
  10. AMEC Scoops Caspian Contract
  11. New offshore construction contracts of approximately 235 million Euro awarded to Saipem
  12. J. Ray McDermott Announces New Project Awards Totaling Approximately $390 Million
  13. AMEC Expands Oil & Gas Relationships in the Caspian
  14. Devon Energy Completes Sale of ACG Field in Azerbaijan
  15. New well commissioned on Gunashli field
  16. Hess Closes Sale of Interest in ACG Fields to ONGC Videsh
  17. Largest offshore facility ever built in Baku sails away
  18. Production begins at West Chirag platform

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