Asset Report

OML 123

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OML 123 is a shallow water block in the southeast Niger Delta, next to the Cameroon border. It was originally called OPL 98 and awarded to Addax in 1998. The block was converted to OML 123 in 2002. In 2023, operatorship was transferred from Addax to Antan Producing Limited, a subsidiary of NNPC Limited. OML 123 contains 20 small to medium-sized oil fields, ten of which are producing. Infrastructure is extensive and includes four main production platforms, a mobile production unit (MOPU), ...

Table of contents

  • Key facts
    • Summary
    • Key issues
      • Petroleum Industry Act
      • Declining reserves
      • Gas monetisation
  • Location maps
    • Background to Addax's entry and exit
  • Geology
  • Well data
  • Exploration
  • Reserves and resources
  • Production
    • Platforms
    • FPSO
    • Adanga, Adanga South/Southwest extensions
    • Adanga North Horst
    • Antan
    • Ebughu, Ebughu East/Northeast/South extensions
    • Kita Marine
    • Oron West & North Oron
    • 5 more item(s)...
    • Exploration costs
    • Capital costs
    • Petroleum Industry Act
    • Pre-2023 fiscal terms
      • Royalty
      • Petroleum Profits Tax (PPT)
      • Cost Oil
      • Profit Oil
  • 2 more item(s)...

Tables and charts

This report includes the following images and tables:

  • Key facts: Table 1
  • Index map
  • OML 123 map
  • Participation: Table 1
  • Geology: Table 1
  • Well data: Table 1
  • Reserves and resources: Table 1
  • Reserves and resources: Table 2
  • Production: Table 1
  • Production: Table 2
  • OML 123 PSC production profile
  • OML 123 Concession production profile
  • 20 more item(s)...

What's included

This report contains:

  • Document

    OML 123

    PDF 5.80 MB