Ögii Lake

47°45′39″N 102°46′02″E / 47.76083°N 102.76722°E / 47.76083; 102.76722Basin countriesMongoliaMax. length7.9 km (4.9 mi)Max. width5.3 km (3.3 mi)Surface area25.7 km² (9.9 sq mi)Average depth6.6 m (22 ft)Max. depth15.3 m (50 ft)Water volume0.17 km³ (140,000 acre⋅ft)Surface elevation1,337 m (4,386 ft)Official nameOgii NuurDesignated6 July 1998Reference no.955^[1]

Ögii Lake (Mongolian: Өгий нуур, [ɵˈɟi nʊːr]) is a freshwater lake in eastern Arkhangai, in central Mongolia. The lake, designated as a Ramsar Site of International Importance, is known for its fish and for birdlife. It is a stopover point for migrating waterbirds of the family Anatidae and has been designated an Important Bird Area by BirdLife International. Almost half the lake is less than 3 meters (10 ft) deep.^[2]

There are several ger tourist camps around the lake, as well an information and training center.

• Ramsar sites in Mongolia