Umusati is a producing conventional oil field located onshore Nigeria and is operated by Pillar Oil. The field is located in block Umusati/Igbuku (OML 56) and OPL 283 (OML 56).

Field participation details

The field is owned by Pillar Oil and Seplat Energy.

Production from Umusati

The Umusati conventional oil field recovered 39.66% of its total recoverable reserves, with peak production in 2019. The peak production was approximately 2.89 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2068.

Remaining recoverable reserves

The field is expected to recover 12.58 Mmboe, comprised of 12.58 Mmbbl of crude oil & condensate.


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.