The three largest reservoirs in Hebei Province are Panjiakou Reservoir, Guanting Reservoir and Gangnan Reservoir.

1, Panjiakou Reservoir

Panjiakou Reservoir is located in Hebei Tangshan, Chengde junction, belonging to is the main project of the diversion of Luanjin, by a barrage dam and two sub-dams, the deepest depth of 80 meters, with a total capacity of 2.93 billion cubic meters. This reservoir is mainly water supply, in addition to the combination of water supply and power generation, taking into account 1 flood control and aquaculture effect, a project started in 1975, was basically completed in 1985. The second phase of the project was started in 1984, the main dam crest elevation of 230.50 meters.

Panjiakou Reservoir by the terrain, the reservoir area formed a breathtaking landscape, mainly Xifengkou, Songtingguan, Panjiakou Great Wall monuments, that is, the famous "underwater Great Wall".

2, Guanting Reservoir

Guanting Reservoir is the first large-scale reservoir on the Yongding River of China's Haihe River system, with a total capacity of about 2.2 billion cubic meters, but some information shows that the total capacity after the addition of 4.16 billion cubic meters. This reservoir was built in 1951, completed in 1954, and later expanded and reinforced four times, the reservoir dam site is located in Huailai County, Hebei Province, belonging to one of Beijing's main water supply sources, the entire reservoir between Zhangjiakou City, Hebei Province, Huailai County, Beijing, Beijing, Yanqing District junction, most of which is located in Hebei.

3, Gangnan Reservoir

Gangnan Reservoir is located in Pingshan County, Shijiazhuang City, Hebei Province, in the main stream of the Hutuo River, is the governance of the Hutuo River, one of the key projects. This reservoir was built in 1958, 1959 flood control, completed in 1962, with flood control, irrigation, power generation, aquaculture and many other functions, the control basin area of 15,900 square kilometers, after 1966 and successive expansion to raise the dam, with a total capacity of 1.57 billion cubic meters.

Other large-capacity reservoirs in Hebei Province

1, Wangquai Reservoir

Wangquai Reservoir, located in Fuping County, Baoding City, Hebei Province, is a large-scale hub project with flood control as its main purpose, as well as the functions of irrigation and power generation, and also a scenic spot. This reservoir was built in 1958, completed in 1960 and renewed in 1969, with a total capacity of 1.389 billion cubic meters. The attractions around the reservoir include such monuments as Kangxi Fishing Platform, Laojuntang, Shuanglong Cave, and Euguan Grandmother Temple.

2, Huangbizhuang Reservoir

Huangbizhuang Reservoir is located in Shijiazhuang Luquan District, the exit of the main stream of the Hutuo River, belonging to is a large-scale water conservancy hub project to flood control, taking into account the city's water supply, irrigation, power generation and aquaculture and other functions. This reservoir as early as 1958 on the planning, construction, 1959 flood control, 1960 water storage, in 1963 experienced a huge flood, to 1965 and expansion, now effectively irrigated area of 1.57 million mu, the annual irrigation water consumption of 560 million cubic meters, urban water supply of 100 million cubic meters, with a total capacity of 1.21 billion cubic meters.

Refer to Baidu Encyclopedia-Panjiakou Reservoir Baidu Encyclopedia-Gangnan Reservoir for the above