[1] The lake lies 6 kilometers (3.7 mi) to the east of Balkabek, an abandoned village.
The Pavlodar Region border lies 25 kilometers (16 mi) to the east of the eastern lakeshore.
A broad headland extends eastwards in the northern half of the western shore.
[1] The 40 kilometers (25 mi) long Semizbay river flows from the west into the western shore.
Lake Zhamantuz freezes in November and stays under ice until April.