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南湾水库位于河南省信阳市西南8.5公里的狮河上,于1955年建成,控制流域面积1100平方公里,是一座以防洪、灌溉为主,结合发电、城市供水等综合利用多年调节的大型水利工程,总库容16.3亿立方米。1958年兴建水电站,装机四台,总容量5440千瓦。1959年～1966年兴建灌区,设计灌溉面积112.4万亩。水库下游防洪保护京广铁路、信阳市和三十万亩农田的安全。南湾水库每年都担负着防洪除害和兴利供水的双重任务,控制运用调度的好坏,对国民经济及信阳地区工农业生产和发展都将产生重要的影响。
Nanwan Reservoir is located on the Lion River, 8.5 kilometers southwest of Xinyang City, Henan Province. It was completed in 1955 and covers an area of 1,100 square kilometers. It is a large-scale water conservancy project that is mainly controlled by flood control and irrigation and combined with power generation and urban water supply for many years. The total storage capacity of 1.63 billion cubic meters. In 1958 to build hydropower stations, installed four, the total capacity of 5440 kilowatts. 1959 ~ 1966 irrigation area construction, design irrigation area of 112.4 hectares. Flood control downstream reservoir Jing-Guang Railroad, Xinyang City, and 300000 acres of farmland safety. Each year, Nanwan Reservoir shoulders the dual tasks of flood control, pest elimination, and water supply and supply control. Controlling the deployment of the project will have an important impact on the national economy and the industrial and agricultural production and development in Xinyang.