| Sangiin Dalai Lake | |
| Other Name: | Mongolian: Сангийн далай нуур |
| Pushpin Map: | Mongolia |
| Location: | between Khövsgöl and Zavkhan aimags |
| Coords: | 49.25°N 99°W |
| Type: | salt water lake |
| Outflow: | none |
| Basin Countries: | Mongolia |
| Length: | 32km (20miles) |
| Width: | 12km (07miles) |
| Max-Depth: | 30m (100feet) |
| Elevation: | 1988m (6,522feet) |
Sangiin Dalai Lake (Mongolian: Сангийн далай нуур) is a salt water lake in northern Mongolia, located at the border between the Tsagaan-Uul, Shine-Ider, and Bürentogtokh sums of Khövsgöl aimag, and the Ikh-Uul sum of Zavkhan aimag. It is surrounded by mountains, hills, and rocks. The 8.4 Bolnai earthquake occurred nearby on July 23, 1905.[1]