(Sino-Japanese April 11), May 13, 1954, the completion of China's first large-scale valley reservoir - Yongding River Guanting Reservoir enabled. The location map Guanting Reservoir



1954 13, China's first large-scale valley reservoir - the Yongding River guanting reservoir held the completion ceremony. A storage capacity of more than 2.2 billion cubic meters
Guanting Reservoir is located in the basin at the junction of Yanqing County, Beijing Huailai County, covers an area of ​​230 square kilometers, with a total storage capacity of up to 2.2 billion cubic meters. The dam was built between two mountains, cut down the middle of the Yongding River, the reservoir built not only in the flood season to reduce the flood peak upstream tumble intercepted a large amount of sand, the Yongding River has been completely cure. the
Mao Zedong person Guanting Reservoir inspections, and the inscription: "to celebrate the the Guanting reservoir engineering victory completed. The building of the reservoir in flood control, power generation, irrigation, water supply has been playing an enormous role.