一、定州市水资源系统基本情况定州市位于河北省中部,保定市西南部,太行山东麓、华北平原中部西侧。在地形上属海河流域冲积平原,在沙河、唐河冲积扇上,属于半湿润、半干旱区。定州市地下水主要受大气降水、人工开采影响,形成了降水一开采型动态。从 I. Basic Information of Dingzhou Water Resource System Dingzhou City is located in the central part of Hebei Province, southwest of Baoding, east of Taihang Mountain and west of the central part of North China Plain. On the terrain, it belongs to the alluvial plain of the Haihe River Basin and belongs to the semi-humid and semi-arid area on the Shahe and Tanghe alluvial fans. Groundwater in Dingzhou City is mainly affected by atmospheric precipitation and artificial mining, forming a dynamic precipitation-mining pattern. From