Lake Heihai is located about south of the city of Golmud in Golmud County, Haixi Prefecture, Qinghai Province, at an elevation of or above sea level in western China. It lies in a valley roughly long and wide between the Kunlun Mountains (highest elevation about ) to the south and the Burhan Buda (highest elevation about ) to the north. Earthquakes are common, as the lake lies near the major long Kunlun Fault.