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现状条件下,地下水动态变化主要受降水和开采因素影响。全市1986~1995年(10年)平均降水量537.1mm,比正常年降水量偏少11.4%,盆地地下水位10年累计下降2.62m,因过量开采带来诸多水环境问题,本文以长治市水文水资源勘测局地下水多年动态监测资料及市水资办多年开采量统计资料为基础,就地下水动态作一分析。
Under current conditions, the dynamic changes of groundwater are mainly affected by precipitation and mining factors. The average precipitation of the whole city from 1986 to 1995 (10 years) was 537.1mm, which was 11.4% less than the normal annual precipitation, and the groundwater table in the basin had a total decrease of 2.62m over the past 10 years. As a result of over-exploitation, many water environment problems were caused Based on the multi-year dynamic monitoring data of groundwater in Changzhi Hydrology and Water Resources Survey Bureau and the statistical data of long-term exploitation of water resources office in Changzhi City, this paper analyzes the groundwater dynamics.