Ulken Tobylzhan
| Ulken Tobylzhan | |
|---|---|
| Үлкен Тобылжан | |
Sentinel-2 image of the lake cluster | |
| Location | West Siberian Plain |
| Coordinates | 52°43′31″N 77°28′39″E / 52.72528°N 77.47750°E |
| Type | endorheic |
| Basin countries | Kazakhstan |
| Max. length | 7.7 kilometers (4.8 mi) |
| Max. width | 2.1 kilometers (1.3 mi) |
| Surface area | 12.5 square kilometers (4.8 sq mi) |
| Residence time | UTC+6 |
| Shore length1 | 17.4 kilometers (10.8 mi) |
| Surface elevation | 92 meters (302 ft) |
| 1 Shore length is not a well-defined measure. | |
Ulken Tobylzhan (Kazakh: Үлкен Тобылжан; Russian: Большой Таволжан, Bolshoy Tavolzhan) is a salt lake in Uspen District, Pavlodar Region, Kazakhstan.
The lake lies 48 kilometers (30 mi) to the northeast of Pavlodar town and 15 kilometers (9.3 mi) south of Uspenka, the district capital. There is commercial extraction of salt from Ulken Tobylzhan and Maly Tobylzhan, the two largest lakes of the group. Part of the salt is exported to the Western Siberia region.