The Tuolba (Russian: Туолба) is a river of Sakha Republic, eastern Russia. It is 395 kilometres (245 mi) long, and has a drainage basin of 15,800 square kilometres (6,100 sq mi). Its source is in the Aldan Highlands and it is a right tributary of the Lena, The Tuolba runs through the village of Alexeyevka.
|Length||395 km (245 mi)|
|Basin size||15,800 km2 (6,100 sq mi)|
|Progression||Lena→ Laptev Sea|