Esah is a heavy oil development located in shallow water in Mexico and is operated by Petroleos Mexicanos . Discovered in 2015, Esah lies in block AE-0020-Okom-03, with water depth of around 230 feet.

The project is currently in commissioning stage and is expected to start commercial production in 2022. Final investment decision (FID) of the project was approved in 2019. The development cost is expected to be $525 m. The Esah heavy oil development will involve the drilling of approximately five wells.

Field participation details

The field is owned by Petroleos Mexicanos.

Production from Esah

Production from the Esah heavy oil development project is expected to begin in 2022 and is forecast to peak in 2024, to approximately 26,262 bpd of crude oil and condensate and 12 Mmcfd of natural gas. Based on economic assumptions, the production will continue until the field reaches its economic limit in 2044.

Remaining recoverable reserves

The field is expected to recover 80.31 Mmboe, comprised of 74.39 Mmbbl of crude oil & condensate and 35.52 bcf of natural gas reserves.

Contractors involved in the Esah heavy oil field

Some of the key contractors involved in the Esah project as follows.

EPC Contractors: Bosnor and Permaducto

Other Contractors: Grupo R and Marinsa de Mexico

About Petroleos Mexicanos

Petroleos Mexicanos (Pemex ) is a state-owned integrated oil and gas company. It operates across the value chain of oil and gas industry, from exploration and production to processing, logistics, and marketing. The company also produces and distributes a wide range of petrochemical products. PEMEX owns and operates oil refineries, petrochemical and gas processing complexes, land and maritime terminals, oil and gas pipelines, maritime vessels, and fleet of road transportation. The company sells gasoline and diesel in the domestic market through gas service stations under the PEMEX brand. It also exports crude oil, natural gas, petroleum and petrochemical products to international markets. PEMEX is headquartered in Mexico City, Mexico.


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.