Chagra
Chagra
a river mainly in Kuibyshev Oblast, RSFSR (the lower course is in Saratov Oblast); a left tributary of the Volga River. The Chagra River is 251 km long and drains an area of 3,440 sq km. It rises in the Kamennyi Syrt Upland and empties into the Saratov Reservoir. The river follows a sinuous path.
The Chagra is fed mainly by snow, and high water occurs in April. The mean flow rate 78 km from the mouth is 3.5 cu m per sec. In the summer the river in its upper course is an intermittent stream and divides into individual reaches. The Chagra freezes over in November or early December; the ice breaks up in April.