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OML 99 is a producing conventional oil field located in shallow water in Nigeria and is operated by Total E&P Nigeria. The field is located in block OML 99 (OPL 93P), with water depth of 132 feet.

Field participation details

The field is owned by Nigerian National Petroleum and TotalEnergies.

Production from OML 99

The OML 99 conventional oil field recovered 78.63% of its total recoverable reserves, with peak production in 2007. The peak production was approximately 111.54 thousand bpd of crude oil and condensate, 3 Mmcfd of natural gas and 328 Mmcfd of liquid natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2025. The field currently accounts for approximately 4% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 165.07 Mmboe, comprised of 24.43 Mmbbl of crude oil & condensate, 396.38 bcf of natural gas reserves and 447.45 bcf of liquid natural gas reserves. OML 99 conventional oil field reserves accounts 0.03% of total remaining reserves of producing conventional oil fields globally.

About Total E&P Nigeria

Total E&P Nigeria Limited (TEPNG), formerly Elf Petroleum Nigeria Limited is engaged in exploration and production of oil and gas.


Information on the field is sourced from GlobalData’s fields database that provides detailed information on all producing, announced and planned oil and gas fields globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.

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By GlobalData