The length of the river is 320 km, the area of its drainage basin is 27,000 km2.

[1] The Khemchik freezes up in November and remains icebound until late April - early May.

Its main tributaries are the Alash and Ak-Sug from the left, and the Barlyk and Chadan from the right.

[2] The town Ak-Dovurak is located in the valley of the Khemchik.

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