Tungir

a river in Chita Oblast, RSFSR; a right tributary of the Olekma River of the Lena River basin. The Tungir is 500 km long and drains an area of 14,700 sq km. It rises in the Tungir Range (Olekma Stanovik system) and flows in a wide intermontane valley; its course is broken by the Mad’iarskii Perekat rapids. The Tungir is fed primarily by rain. The mean flow rate is approximately 90 cu m per sec. The river is frozen for three or 3½ months. It is used for floating timber.