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December 8, 2021updated 27 Apr 2022 12:25pm

Johanna Este Conventional Oil Field, Ecuador

By Carmen

Johanna Este is a producing conventional oil field located onshore Ecuador and is operated by Andes Petroleum Ecuador. The field is located in block Block 62 (Tarapoa).

Field participation details

The field is owned by China Petrochemical and China National Petroleum.

Production from Johanna Este

The Johanna Este conventional oil field recovered 19.69% of its total recoverable reserves, with peak production in 2018. The peak production was approximately 10.94 thousand bpd of crude oil and condensate and 2 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2074. The field currently accounts for approximately 2% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 60.05 Mmboe, comprised of 58.47 Mmbbl of crude oil & condensate and 9.5 bcf of natural gas reserves. Johanna Este conventional oil field reserves accounts 0.01% of total remaining reserves of producing conventional oil fields globally.

About Andes Petroleum Ecuador

Andes Petroleum Ecuador Ltd (Andes Petroleum), a subsidiary of China National Petroleum Corp, is a producer of petroleum products. The company offers services such as regions and blocks, drilling, exploration, gas and pressure management, and work over production operations. Its ongoing projects include drilling of horizontal wells, dual completions, water control using relative permeability modifiers, and water re-injection for reservoir pressure maintenance, and down hole water separation, among others. Andes Petroleum also operating on advanced technological projects to optimize oil production. The company operates in the Tarapoa Block and the Lago Agrio Storage and Transfer Station in the province of Sucumbios. It also holds interest in Blocks 14 and 17 in the province of Orellana and Pastaza. Andes Petroleum is headquartered in Quito, Ecuador.


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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