Russia looks to unconventional oil as oilfields age
The Bazhenov formation in West Siberia could be the world's largest oil reservoir. Will it deliver?
Russia, the world's biggest oil producer, needs a Bakken-style production bonanza of its own. West Siberia's conventional oilfields, the bedrock of decades of supply, are ageing. Output of around 11 million barrels a day (b/d) has already defied forecasts, but analysts expect it to ebb steadily away from this high-water mark in the next few years. Soon, the country will hand its position at the top of global crude supply to the US. Unconventional oil, believes the Kremlin, could solve the problem, helping the country's energy industry meet a government target to keep output at present levels until 2030. And Russia has lots of unconventional oil. The US' Energy Information Administration (EIA
Also in this section
20 February 2026
The country is pushing to increase production and expand key projects despite challenges including OPEC+ discipline and the limitations of its export infrastructure
20 February 2026
Europe has transformed into a global LNG demand powerhouse over the last few years, with the fuel continuing to play a key role in safeguarding the continent’s energy security, Carsten Poppinga, chief commercial officer at Uniper, tells Petroleum Economist
20 February 2026
Sempra Infrastructure’s vice president for marketing and commercial development, Carlos de la Vega, outlines progress across the company’s US Gulf Coast and Mexico Pacific Coast LNG portfolio, including construction at Port Arthur LNG, continued strong performance at Cameron LNG and development of ECA LNG
19 February 2026
US LNG exporter Cheniere Energy has grown its business rapidly since exporting its first cargo a decade ago. But Chief Commercial Officer Anatol Feygin tells Petroleum Economist that, as in the past, the company’s future expansion plans are anchored by high levels of contracted offtake, supporting predictable returns on investment






