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南湾水库位于信阳市西南5km淮河支流浉河上,控制流域面积1100hm~2,总库容16.3亿m~3,设计灌溉面积7.50万hm~2,是一座以防洪、灌溉为主,兼顾城市供水、水产养殖、发电、旅游等综合利用的大(1)型水库。水库1955年建成投入使用以来,拦蓄利用洪水256亿m~3,累计灌溉农田176万hm~2、增产粮食65亿kg,城市供水46.5亿m~3,发电7.12亿度,捕鱼1100万kg,产生经济社会
Nanwan Reservoir is located on the Huaihe River tributary of Huaihe River, 5km southwest of Xinyang City. The control basin covers an area of 1100hm ~ 2 with a total storage capacity of 1.63 billion m ~ 3. The designed irrigation area is 750,000 hm ~ 2. It is mainly flood control and irrigation, Aquaculture, power generation, tourism and other comprehensive utilization of large (1) reservoir. Since the reservoir was put into use in 1955, it has saved and utilized 25.6 billion m 3 of floods, irrigated a total of 1.76 million hm 2 of farmland, increased grain output by 6.5 billion kg, urban water supply by 4.65 billion m 3, generation of 712 million kWh and fishing of 11 million kg , Resulting in economic and social