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文章通过对许昌市南水北调受水区现状年地下水水资源量及开发利用现状的分析,指出了受水区地下水开发利用中存在的地面沉降、水质污染加重、单井出水能力下降等问题,分析确定了超采区范围及超采量。结合南水北调实际供水指标、当地地表水水及其他再生水,調算出到规划的2020水平年许昌市受水区浅层地下水合理压采目标。
By analyzing the present situation of groundwater resources in the receiving area of Xuchang Water Diversion Project and the status quo of its development and utilization, the paper points out the problems such as ground subsidence, water pollution aggravating and single well water discharge capacity decline in the development and utilization of groundwater in the water area, The over-mining area and over-mining volume. Combined with the actual water supply indicators of the South-to-North Water Diversion Project, local surface water and other reclaimed water, the goal of rational groundwater treatment of shallow groundwater in the receiving area of Xuchang Municipality in 2020 for the planned period is calculated.