大同市区城南水源区水环境变化分析

文中从大同市区城南水环境条件、水源区开采状况和外围地下水开采量及地下水补给条件变化分析了大同市区城南地下水动态特征，找出了导致水源区地下水位持续下降、供需矛盾突出、水环境问题严重的原因。建议加强地下水动态监测及预报工作，提高水资源统一管理，优化配置工作的力度，实现水资源可持续利用、地下水开发与经济协调发展。

Change Analysis of Water Environment in South Water-supply Area of Datong City

In this paper,the author analyzes groundwater regime ch aracter of south area of Datong city from four as-pects including 1)water env ironment condition of sout h area,2)groundwater exploration situation in sout h water-supply area,3)groundwater yield of adjacent area,4)the change of groundwater feed condi tion.In addition,the author indicates the causes that s ustain drawdown of groundwater level,outstanding water supply-demand contra-diction and aggravation of water environment occur.Finally,the author suggests that regime monitoring and forecasting of groundwater,unified management and rational arrangement of water re sources must be reinforced to realiz e sus-tai nable utilization of water resou rces and coordinate developement between ground water exploration and e conomy.