About 18 % of Russia's oil deposits are concentrated in Yamalo-Nenets Autonomous Okrug. However, only 5 % of the deposits have been developed so far. One of the main production assets of Gazpromneft in Yamalo-Nenets Autonomous Okrug is Gazpromneft-Noyabrskneftegaz. Currently, the company is developing more than 30 fields. Most of them are located on the Yamal Peninsula in the Purovsky, Krasnoselkupsky and Nadymsky districts of the Okrug. Total area of the territory of Gazpromneft-Noyabrskneftegaz operation exceeds 40 thousand km2.
In 2016, Naftagaz became a partner of Gazprom-Noyabrskneftegaz at the Valyntoiskoye, Vorgenskoye, Vostochno-Piakutinskoye, Vyngapurovskoye, Vyngaiakhinskoye, Ety-Purovskoye, Zapadno-Noyabrskoye, Zapadno-Chatylkinskoye, Krainee, Otdelnoye, Romanovskoye, Sredne-Iturskoye, Sutominskoye, Holmistoye, Chatylkinskoye, Yuzhno-Purpeiskoye, Yarainerskoye, Severo-Harampurskoye, Tarasovskoye, Festivalnoye, Gubkinskoye, Komsomolskoye fields.
Naftagaz also cooperates with RN-Purneftegaz (a subsidiary of NK Rosneft) in the region.