五强溪水电站位于湘西北沅陵县境内,距常德143 km,距长沙313 km。工程以发电为主,兼有防洪,航运效益,是沅水干流最大的水电站。工程于1986年7月复工,属国家重点建设项目。沅水总流域面积9万km~2,坝址控制流域面积8.38万km~2。坝区年平均气温16.1℃,年平均降雨量1 724 mm,多年平均流量2 040 m~3/s,多年径流量 Wuqiangxi Hydropower Station is located in Yuanling County, northwestern Hunan Province, 143 km from Changde and 313 km from Changsha. The main power generation project, both flood control, shipping efficiency, is the largest Yuanshui hydropower station. Works resumed in July 1986, is a national key construction projects. Yuanshui total drainage area of ​​90,000 km ~ 2, dam site control basin area of ​​83,800 km ~ 2. The annual average temperature in the dam area is 16.1 ℃, the annual average rainfall is 1724 mm, the average annual flow is 2040 m ~ 3 / s, and the annual runoff