Utva
Utva
(also Shingirlau, Chingirlau), a river in Ural’sk Oblast, Kazakh SSR; a left tributary of the Ural River. The Utva measures 290 km in length and drains an area of 6,940 sq km. It is fed mainly by snow. High water occurs in the spring, and the river dries up in places in the summer. The mean flow rate at the village of Grigor’evka is 3.8 cu m per sec. The maximum flow rate is 227 cu m per sec, and the minimum is 0.19 cu m per sec. The river freezes over in November, and the ice breaks up in mid-April. The Utva is used for irrigation and for water supply.