Onega, Russia Onega, Russia Onega () is a town in the northwest of Arkhangelsk Oblast, Russia, situated at the mouth of the Onega River, a few kilometers from the shore of the Onega Bay of the White Sea. Population: The Pomor village of Ust-Onega () was first mentioned in Novgorodian documents in the 14th century. It was chartered on August 19, 1780, after Pyotr Shuvalov had sold his rights to fell timber to English industrialists who built several sawmills there. Since 1784, Onega was the administrative center of Onezhsky Uyezd. Within the framework of administrative divisions, Onega serves as the administrative center
Primorsky District, Arkhangelsk Oblast first-level administrative division of Russia kept changing. In 1930, the okrug was abolished, and the district was subordinated to the central administration of Northern Krai. In 1936, the krai was transformed into Northern Oblast. In 1937, Northern Oblast itself was split into Arkhangelsk Oblast and Vologda Oblast. Primorsky District remained in Arkhangelsk Oblast ever since. The location of the administrative center of the district was moved several times until Arkhangelsk finally became the center. On December 17, 1940, Belomorsky District was established on the Onega Peninsula, in the areas which previously were parts of Primorsky and Onezhsky Districts. The administrative