Material from Ust-Ilim Wikipedia
science - The lake is located in the north-east of Ust-Ilimsk.
The lake has a diameter of about 300 meters and a depth of 100 meters. The water in the lake is flowing - in the north a stream flows into it, in the south it flows out. There is no fish in the lake. According to one version, it appeared as a result of a meteorite falling.