Messoyakhskoye Vostochnoye field area, Yamal-Nenets AO, W. Siberia, spudded May â17, TD 3,190m (L. Cretaceous), tested up to 11.1 MMcfg/d + 698 bc/d on 14mm choke in reservoir BU21/0 between 2,904-2,909m and likewise from the upper part of BU21/0 between 2,893-2,903m.  Meanwhile in July Messoyakhskaya Zapadnaya-203 (spudded Apr â17) TDâd at 2,600m (M. Jurassic), tested 3.3 MMcfg/d + 15 bc/d, followed by Messoyakhskaya Vostochnaya-309, spudded Jun â17, PTD 3,200m, currently suspended. Â 
Russia (West Siberian B.) Messoyakhskaya Vostochnaya 309 op. by MESSOYA (100.0%) in Messoyakhskoye Vost. block