Saratov. OAO NK RussNeft subsidiary, OAO Saratovneftegaz added 1.1 mln tons of recoverable oil resources in 2012. This update covered 7 licenses.
A large amount of well interventions was conducted at Sokolovogorskoe oilfield which allowed to start-up the previously shut-in wells (No. 109, No. 101, etc.) with high daily flow rate (up to 70 tons) and to increase the volume accordingly. The oil resources addition (three horizons) at the oilfield amounted to 559 thousand tons.
Apart from that Rodionovskoye oilfield resources were expeditiously estimated within 2012, C1 oilfield resources were transferred into C2 industrial category and addition amounted to 30 thousand tons. In the result of Pridorozhnoye oilfield resources estimate 146 thousand tons were added.
Besides Saratovneftegaz witnessed expeditious resources estimate and assessment of oil recovery at Mechetkinskoye oilfield (addition amounted to 84 thousand tons) and Mayakskoye oilfield (addition made up 260 thousand tons).
Oil resources estimate and oil recovery assessment was completed at Yazykovskoye oilfield in 2012 as well. The data acquired was sent for the State Reserves Committee consideration. An estimated addition will amount to nearly 108 thousand tons.
OAO Saratovneftegaz develops 43 oilfields, the greatest part of which is at the late stage of development. Average water cut rate is 92%; reserves depletion level makes up 76%. The study of licenses under development as well as survey and the data received analysis let the limited liability company make up the mineral resources basis.