Location of Licence Area 61, Tomsk Oblast Licence No. 61 (Tungol) is located in the north-west of the Tomsk Region in Alexandrov administrative district. The climate is strongly continental, characterized by long cold (as low as -50°C) winters and short warm summers. Blizzards and heavy snowfalls persist from October till April. The average soil freezing depth is 1.2 m. The maximum frost penetration depth in swamps is 0.5 m. The snow cover reaches 1.5 m. The heating season lasts from mid-September until May. The Licence area is uninhabited , with access via winter roads of compacted snow, or by helicopter or waterways.  A long winter makes for greater progress in the exploration and development of the oil fields. The distance to the nearest main oil pipeline (Strezhevoy - Tomsk) is 60 km. The distance to the nearest hard-surfaced road is 90 km. A high voltage power transmission line runs in parallel to the oil pipeline. Seismic acquisition and exploration drilling activities take place in the winter months.  Helicopter supported drilling activities can take place year round provided the rig and heavy equipment have been moved to site during the winter months.