The Uvs saline lake is covering 3'350 square kilometres at 759 m above sea level. The lake has a length of 84 km and a width of 79 km (average depth of 6 m) and is the largest lake in Mongolia. A very small part of the northeastern end is situated within the Russian Tuva Republic. The Uvs lake is the terminal basin for the Uvs Lake Basin, also known as Ubsunur Hollow. The UNESCO listed the Uvs Lake Basin in the year 2003 as a natural World Heritage Site.
In the north of the lake Uvs stretches the Tannu Ola mountains from the Russian Altai in west-east direction along the Russian-Mongolian border.
Mongolia 1982, lake Uvs.