Romashkino Field

The Romashkino field is an oil field in Leninogorsky District, southeastern Tatarstan, Russia. It was discovered by the Soviet Government in 1944 in the village of Romashkino. Extraction began in 1948 and some 3.5 billion tonnes of oil had been extracted by July 2025. It is the largest oil field of Volga-Ural Basin. The field is operated by Tatneft.
The field covers approximately. The oil deposit is lays in depth of about in Kinovskiy and Pashiyskiy formations. Since its commissioning, the Romashkino field had produced over of oil. Statistic analysis predicted depletion at. However, advanced technologies allow for extraction of more oil, including water injection.