衡水湖原名千顷洼，位于河北省中南部、衡水市和冀县之间，是海河流域著名的蓄滞洪诠淀之一，由积120km2。古代黄河西渠（黄河交流）和降水（今漳河）等河道流经这里，冲刷淤积而形成洼淀，旧称“冀州海子”，因面积超过千顷俗称千顷洼，1958年在此兴建蓄水工程后称衡水湖。196 Hengshui Lake, formerly known as aqianwa, is located in central and southern Hebei Province, between Hengshui City and Ji County, and is one of the famous flood storage habitats in the Haihe River Basin, covering an area of ​​120 km2. The ancient Yellow River Xikou (Yellow River exchange) and precipitation (now Zhanghe) and other rivers flow through here, scour siltation and the formation of depression, formerly known as “Jizhou Haizi”, due to an area of ​​more than a thousand are commonly known as a thousand ares depression, built here in 1958 After the water project called Hengshui Lake. 196