Bukhtarma

The Bukhtarma (, بۇقتىرما, ; ) is a river of Kazakhstan. It flows through East Kazakhstan Region, and is a right tributary of the Irtysh. The river is long, with a basin area of . The source of the river is in the Southern Altai Mountains. The average water flow rate is .
The Bukhtarma Dam is on the Irtysh a few kilometers downstream from the mouth of Bukhtarma. The lower course of the Bukhtarma has thus become of bay of the reservoir produced by the dam.