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1 基本概况河南省淮河流域面积8.83万 km~2,占全省总面积16.7万km~2的53%。流域内共有大型水库13座,中型水库50座,小型水库1358座,控制流域面积约2万 km~2,总蓄水量104.21亿m~3。这些水库工程的兴建,在历年的防洪、灌溉、养殖、工业及城镇生活用水等方面发挥了很大作用,特别是鲇鱼山、宿鸭湖等水库,在多年的防汛抗洪中,充分发挥了拦洪削峰作用,防洪效益非常突出,在1991、2003年大洪水中,发挥了很大防洪减灾
1 Basic situation The Huaihe River Basin in Henan Province covers an area of 88,300 km2, accounting for 53% of the total area of 167,000 km2 in the province. There are 13 large reservoirs, 50 medium reservoirs and 1358 small reservoirs in the basin. The control basin covers an area of about 20,000 km 2 and the total water storage capacity is 10.421 billion m 3. The construction of these reservoirs has played a significant role in flood control, irrigation, aquaculture, industrial and urban domestic water supply over the years. In particular, reservoirs such as Mount Taiyu and Suya Lake have been brought into full play in many years of flood control and flood fighting Flood mitigation peak effect, flood control benefits are very prominent, in 1991 and 2003 floods, have played a great flood control and disaster mitigation