Tamaulipas Constituciones is a producing unconventional oil field located onshore Mexico and is operated by Petroleos Mexicanos. The field is located in block A-0323-Tamaulipas Constituciones.

Field participation details

The field is owned by Petroleos Mexicanos.

Production from Tamaulipas Constituciones

The Tamaulipas Constituciones unconventional oil field recovered 94.24% of its total recoverable reserves, with peak production in 1961. The peak production was approximately 22.33 thousand bpd of crude oil and condensate and 20 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2036.

Remaining recoverable reserves

The field is expected to recover 19.78 Mmboe, comprised of 15.92 Mmbbl of crude oil & condensate and 23.16 bcf of natural gas reserves. Tamaulipas Constituciones unconventional oil field reserves accounts 0.02% of total remaining reserves of producing unconventional oil fields globally.

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.