Lake Kamennoye is long, wide and its surface area is . The lake has a volume of , its average depth is and the maximum depth is . There are 98 islands in total and the shoreline is about long. Lake Kamennoye is part of the
Kem basin, discharging into the
White Sea. The lake's own basin drains an area of . The surface of the lake is located
above sea level. Its inflows include the rivers Karankayoki, Lyuttyayoki, Munanki, Lakhtiyoki and 42 smaller streams. The lake's outflow is the river Kamennaya, also known as Nogeusyoki. The Kamennaya discharges into
Lake Nyuk. Seventeen villages populated by
Karelians used to exist by the lakeshore, with the biggest one being
Babya Guba (Akonlahti). In 1958, the population of the area was relocated to other settlements, such as
Kalevala and
Voknavolok. == Environmental values ==