What is the volume of Yongji Reservoir in Wuyuan County?

The total storage capacity of Yongji Reservoir in Wuyuan County is about 46.98 million m 3.

Yongji Reservoir is a medium-sized reservoir with water supply, flood control, irrigation and ecological comprehensive utilization. The preliminary demonstration shows that the control basin area above the dam site is 35.3km2, the total storage capacity is about 46.98m3, the minimum storage capacity is 38m3, and the irrigation area is 4000mu. About 200,000 people have solved the problem of safe drinking water. The main buildings of Yongji Reservoir Hub are composed of dam, diversion tunnel, spillway and emptying tunnel. The engineering grade is Grade III, and the main buildings such as dam, spillway and diversion tunnel are Grade III. The design flood standard is once every 50 years, and the check flood standard is 1000. The energy dissipation and scour prevention structure of the discharge structure is designed according to the 50-year flood standard. Daan water diversion project is to divert water from Hotan water to Yongji Reservoir. The main buildings are barrage, sluice and diversion tunnel.