Abo

Location and Jurisdiction

• The Abo oil field is located in the North-Western sector of the Nigerian Deepwaters, specifically within the Oil Mining Lease (OML) 125.

Operator and Partners

• The operator of the Abo oil field is ENI.
• The partners in the project include ENI with a 50.19% stake and Shell Nigeria Exploration and Production Company (SNEPCO) with a 49.81% stake.

Production and Reserves

• The Abo Central field is the first producing Nigerian deepwater oil field.
• Production at the Abo field began in 2003.
• While specific reserve estimates are not provided in the source, the field is part of the broader Nigerian deepwater oil and gas reserves.

Field Development

• The field development plan was approved in 2001, followed by the Final Investment Decision in the same year.
• The project involved the conversion of a Floating Production, Storage, and Offloading (FPSO) vessel by Keppel, which was delivered in 2002.

Technical Specifications

• The ABO FPSO has a storage capacity of 900,000 barrels of oil.
• It has an oil treatment capacity of up to 45,000 barrels per day (bopd), a water injection capacity of 30,000 barrels per day (bwpd), and a gas injection capacity of 35 million standard cubic feet per day (MMSCFD).

Contractors and Service Providers

• Key contractors involved in the project include:
  • Keppel: FSPO conversion.
  • Saipem: Abo Field Development feasibility and conceptual design, Front-End Engineering Design (FEED).
  • Technip: Engineering, procurement, and installation of flexible lines, umbilicals, and the FPSO mooring system.
  • Ceona: Installation work on the ABO 12 well.

Geology and Water Depth

• The Abo Central field is developed in water depths ranging between 500 meters and 800 meters.

Production and Operations

• The associated gas from the field is re-injected into the reservoir.
• The field's production infrastructure includes the FPSO and associated subsea facilities.

Additional Developments

• In 2008, Oando acquired a share of the licence for OML 125, which includes the Abo field.