Oka River (Siberia)
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Oka | |
---|---|
Origin | |
Mouth | Angara River |
Basin countries | Russia |
Length | 630 km (391 mi) |
Source elevation | |
Avg. discharge | |
Basin area |
The Oka (Russian: Ока) is a river in Siberia, left tributary of the Angara River. It originates in the Sayan Mountains in western Buryatia and flows through Irkutsk Oblast. It flows for 630 km (391 mi), into the Bratsk reservoir.