It was headquartered in Solikamsk, now in Perm Krai, Russia, and it had numerous "lagpunkts" (individual camp locations) in the northern parts of the then Molotov Oblast.
[3][4] A significant number of the residents of Usollag were the Labor army "worker columns" formed from the mobilized Volga Germans.
[2] In 1941 the subcamp at the settlement of Surmog received a considerable number of inmates deported from the Baltic states incorporated into the Soviet Union.
Other settlements with disappeared subcamps of Usollag include Сом, Талая, Усть-Талка, Цыбин Родник; Шомыш, Цветково, Ржавец, Талица, Красный Яр, Vilva, Мысья, Родники.
[6] In 2013 the 75th anniversary of the establishment of Usollag was celebrated by the veterans of Perm division of Federal Penitentiary Service of Russia, including an official announcement and a festive concert.