Molbo

(in its upper course, Molvo), a river in Irkutsk Oblast and Yakut ASSR, a left tributary of the Chara River (upper Lena basin). The river is 334 km long and drains an area of 6,040 sq km. The Molbo originates in and flows along the northeastern edge of the Patomskoe Upland. It is fed primarily by snow. High water occurs from May through September. The river freezes over in October and thaws in May.