Lake OronLake Oron is a lake in eastern Irkutsk Oblast, Russia.GeographyIt is located in the Kodar Mountains, to the south of the southern slopes of the Delyun-Uran Range. Lake Oron is connected to the Vitim River via a short waterway.HydrographyLake Oron sits at an elevation of above sea level. It is long and wide, with a surface area of and a maximum depth of. The western and eastern slopes of the lake are practically vertical, and 85 percent of the lake is of a depth greater than, while the northern part of the lake that connects to the Vitim River is more shallow, with depths up to. The presence of deep faults beneath Lake Oron strongly suggest that the lake has a tectonic origin, with a hydrological regime determined more by changes in precipitation than by glacier meltwater.