There is a concrete main dam and an earth sub-dam: the main dam is a circular single-arch dam, with a crest elevation of 240 meters, a crest width of 2 meters, a crest length of 255.5 meters, and a maximum height of 78 meters; the sub-dam is located in the northeast, and it is a homogeneous earth dam, with a crest elevation of 241.7 meters, a crest length of 220 meters, a crest width of 4 meters, and a dam base width of 210 meters. The design head is 98 meters

Designed for one-in-a-century flood, checked for one-in-a-thousand-year flood

Normal storage level: 235 meters, capacity: 325 million cubic meters, reservoir area: 15.25 square kilometers

Design level: 236.5 meters, capacity: 347 million cubic meters

Checked for the highest level of 238.3 meters, capacity: 376 million cubic meters

Checked for the highest level of 238.3 meters, capacity: 3.76 million cubic meters

Checked for the highest level of 238.3 meters, capacity: 3.76 million cubic meters. 376 million cubic meters

Effective (Hingli) reservoir capacity of 239 million cubic meters, is an incomplete multi-year regulation of the reservoir

Dead level: 213 meters

Historical maximum level: 236.81 meters

Rainfall catchment area: 539 square kilometers, the design of the multi-year average volume of water into the reservoir of 687 million cubic meters

Generating station: 4 units, each with a power of 1.5 million cubic meters

Power station: 4 units, each with a power of 1.3 million cubic meters. units, each with a power of 10,500 kilowatts, a total of *** 42,000 kilowatts, the average annual power generation capacity of 153 million degrees

Spillway weir top elevation: 235 meters, the net width: 7 × 11.5, the maximum discharge: 875 cubic meters per second

Irrigated area: 500,000 acres