Samotlor – past, present, future

UDK: 622.276
DOI: 10.24887/0028-2448-2025-7-68-73
Key words: Samotlor field, exploration and development of a unique oil and gas condensate field, maintenance of oil production, methods of increasing oil recovery
Authors: D.V. Emelyanov (Samotlorneftegas JSC, RF, Nizhnevartovsk); A.N. Fishenko (Tyumen Petroleum Research Center LLC, RF, Tyumen); D.S. Smirnov (Tyumen Petroleum Research Center LLC, RF, Tyumen); M.V. Lebedev (Tyumen Petroleum Research Center LLC, RF, Tyumen); N.A. Nekrasova (Tyumen Petroleum Research Center LLC, RF, Tyumen); K.D. Tagirov (Tyumen Petroleum Research Center LLC, RF, Tyumen); O.A. Bondarenko (Tyumen Petroleum Research Center LLC, RF, Tyumen); D.V. Grandov (Tyumen Petroleum Research Center LLC, RF, Tyumen)

2025 marks the 60th anniversary of the discovery of Russia's largest Samotlor oil and gas field, one of the flagships of the Russian oil and gas industry. This article briefly examines the history of the development of the Samotlor field, its current state and development prospects. The Samotlor field was discovered in 1965. As a result of further exploration 376 deposits were identified in 51 productive formations. At the present stage, geological exploration is aimed at the search and exploration of new fields in the JV1 formation and in the achimov formation. The field was put into development in 1969. By the beginning of 1978 half a billion tons of oil was produced. But since 1984 the field has been undergoing an intensive decline in oil production. Horizontal drilling, hydraulic fracturing, modern enhanced oil recovery (EOR) technologies, and involvement in the development of hard-to-recover reserves are actively used to maintain production. The prospects of the Samotlor field are related to the involvement of the PK group of formations into the development, drilling of undeveloped areas, optimization of development systems based on three dimensional digital modeling, carrying out geological and technological measures to launch an idle well stock, using modern technologies to intensify inflow, increase oil recovery, including polymer flooding, etc.

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