Bukhtarma

The Bukhtarma (Бұқтырма, بۇقتىرما, ; Бухтарма) is a river of Kazakhstan. It flows through East Kazakhstan Region, and is a right tributary of the Irtysh. The river is 336 km long, with a basin area of 12660 km2. The source of the river is in the Southern Altai Mountains. The average water flow rate is 214 m3/s.

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.