Lezha

(also Olidovka), a river in Vologda Oblast, RSFSR; right tributary of the Sukhona (Severnaia Dvina basin). Length, 178 km; basin area, 3,550 sq km. It is fed by mixed sources (predominantly by snow). The mean flow rate 47 km from the mouth is approximately 10.5 cu m per sec. High water occurs in the spring, with the maximum water level in late April; low water occurs in the summer and winter. The Lezha River freezes in early November and thaws in April or early May. Timber is floated on the river.