Arkhangelsk Oblast Arkhangelsk Oblast Arkhangelsk Oblast (, "Arkhangelskaya oblast") is a federal subject of Russia (an oblast). It includes the Arctic archipelagos of Franz Josef Land and Novaya Zemlya, as well as the Solovetsky Islands in the White Sea. Arkhangelsk Oblast also has administrative jurisdiction over Nenets Autonomous Okrug. Including Nenetsia, Arkhangelsk Oblast has an area of 587,400 km. Its population (including Nenetsia) was 1,227,626 as of the 2010 Census. The city of Arkhangelsk, with a population of 348,716 as of the 2010 Census, is the administrative center of the oblast. The second largest city is the nearby Severodvinsk, home to Sevmash,
Lake Onega area containing the Kondopozhskaya (, depth up to ), Ilem-Gorskaya (), Lizhemskoy () and Unitskoy () bays. To the southwest of Greater Onega lies Petrozavodskoye Onego () containing the large Petrozavodsk and small Yalguba and Pinguba bays. To the east of Zaonezhye there is a bay, northern part of which is called Povenetsky Bay and the southern part is Zaonezhsky Bay. There, deep sections alternate with banks and islands which split the bay into several parts. The southernmost part of them, Lesser Onega, is deep. All the shores there are rocky. The average depth of the lake is , and