OML 4, 38, 41 is a producing conventional oil field located onshore Nigeria and is operated by Seplat Energy. According to GlobalData, who tracks more than 34,000 active and developing oil and gas fields worldwide, the field is located in block OML 38, OML 04, and OML 41. Buy the profile here.

Field participation details

The field is owned by NNPC and Seplat Energy.

Production from OML 4, 38, 41

The OML 4, 38, 41 conventional oil field recovered 84.76% of its total recoverable reserves, with peak production in 2018. The peak production was approximately 52.62 thousand bpd of crude oil and condensate and 323.00 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2031. The field currently accounts for approximately 3% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 161.47 Mmboe, comprised of 47.32 Mmbbl of crude oil & condensate and 684.94 bcf of natural gas reserves. OML 4, 38, 41 conventional oil field reserves accounts 0.04% of total remaining reserves of producing conventional oil fields globally.

About Seplat Energy

Seplat Energy PLC (Seplat) is an independent upstream oil and gas company that focuses on the acquisition, development and production of oil and natural gas in Nigeria. The company has its portfolio of assets in the prolific Niger Delta region. Its major fields include Oben, Amukpe, Okporhuru, Ovhor, Orogho, Sapele, Umuseti, Igbuku, Jisike, Ohaji South, Robertkiri, Idama, and Inda, among others. It also invested in midstream gas processing facilities and provides processed gas to the domestic market. The company markets processed gas and LPG in the domestic market and sells crude oil in the international market. Seplat is headquartered in Lagos, Nigeria.

For more details on the OML 4, 38, 41 Conventional Oil Field, buy the profile here.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Oil & Gas Intelligence Center, which provides detailed profiles of 34,000+ oil and gas fields, 400,000+ exploration blocks, 1,100+ LNG terminals, 3,400+ gas processing plants, 5,000+ storage terminals, and 8,000+ pipelines, 1,400+ refineries and 13,000+ petrochemical plants worldwide.