衡水市位于河北省东南部,地处黑龙港流域中心,属于冀中低平原半干旱气候区,人均和亩均水资源均为全省最低,水资源总量6.8亿m3,占全省水资源量(204.69亿m3)的3.3%,人均水资源量163.82m3,仅为全省人均量(306.69 m3)的53.4%,耕地亩均水资源量78.06 m3,为全省平均数(211.4 m3)的36.9%。受太行山脉影响,全市处于暖湿气流下沉 Hengshui City, located in the southeast of Hebei Province, is located in the center of the Heilongjiang River Basin, belonging to the semi-arid climate zone in the low-lying Jizhong Plateau. The per capita and per capita water resources are the lowest in the province with a total water resources of 680 million m3, accounting for the entire province’s water resources 3.3% of the total volume (20.469 billion m3) and the average water resources per capita of 163.82m3, accounting for only 53.4% ​​of the per capita volume of the province (306.69 m3). The average amount of arable land per mu of water is 78.06 m3, which is the average of the province (211.4 m3) 36.9%. Affected by the Taihang Mountains, the city is sinking in warm and humid air