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
Arkhangelsk Governorate Arkhangelsk Oblast (and later the Arkhangelsk Viceroyalty) was subdivided into seven uyezds (the administrative centers, which all had the town status, are given in parentheses), Mezen, Onega, and Pinega were incorporated as towns in 1780 just to become the uyezd towns. Kola was incorporated in 1784. In 1801, portions of the Povenetsky Uyezd were transferred to the Olonets Governorate, while the Kemsky Uyezd, with its center in Kem, was left to remain in the Arkhangelsk Governorate. In 1854, the town of Kola was destroyed during the Crimean War, and Kolsky Uyezd was merged into the Kemsky Uyezd. In 1883, the