Sepia is a producing conventional oil field located in ultra-deepwater in Brazil and is operated by Petroleo Brasileiro. According to GlobalData, who tracks more than 34,000 active and developing oil and gas fields worldwide, the field is located in block BM-S-24 and Sepia, with water depth of 7,062 feet. Buy the profile here.

An expansion project is associated with the Sepia, namely the Sepia Development. This project is currently in the feed stage, expected to start in 2028.

Field participation details

The field is owned by Petroleo Brasileiro, Petroliam Nasional, QatarEnergy and TotalEnergies.

Production from Sepia

The Sepia conventional oil field recovered 3.61% of its total recoverable reserves, with peak production expected in 2023. The peak production was approximately 145.27 thousand bpd of crude oil and condensate and 80.00 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2059. The field currently accounts for approximately 2% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 799.99 Mmboe, comprised of 732.83 Mmbbl of crude oil & condensate and 402.96 bcf of natural gas reserves. Sepia conventional oil field reserves accounts 0.18% of total remaining reserves of producing conventional oil fields globally.

About Petroleo Brasileiro

Petroleo Brasileiro SA (Petrobras) is an integrated oil & gas company. Its major businesses include exploration and production, refining, marketing, trade and transportation of oil and gas. The company also conducts biofuel, natural gas, petrochemical, electricity and chemical businesses, and oil product distribution. It is a major crude oil producer and refiner in Brazil and the South American continent. It also participates in the domestic power market through investments in thermoelectric power plants and renewable energy. Through its subsidiaries and affiliates, Petrobras markets its products in North America, South America, Africa and Asia. Petrobras is headquartered in Rio de Janeiro, Brazil.

For more details on the Sepia 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.