1In March, 958, the Municipal People's Committee mobilized more than 0/000 people from government agencies, factories, mines and rural areas in the city to start construction in the upper reaches of Datong ditch (river), a tributary of Manqiu River, which is 1.5 km north of Datong ditch village in Lanling Township. In the same year, 65438+ 10 was completed. The state subsidizes 243,000 yuan. The reservoir project employs 223,000 people, 6,800 shifts (days) and 300,000 cubic meters of earthwork. The dam is 1 1m high, 360m long, with a catchment area of 36km2 and a total storage capacity of 2.2 million cubic meters. The reservoir mainly supplies farmland irrigation in the lower reaches of Datong ditch and industrial and domestic water in Datong ditch coal mine, and is managed by Jixi Water Conservancy Bureau.