北京市饮用水源地现状分析

Current status of fresh water sources in Beijing

对官厅和密云水库两大供水系统的水资源利用、污染源和水质现状进行了广泛深入 的调查、分析和评价；对污染趋势和水质变化进行了分析和预测；分析研究了官厅水库的水 环境容量，提出了官厅水库的最大纳污量和污染物控制量；为实现水资源可持续利用，为对 饮用水源地实施有效的保护，提出了措施和建议。

The Guanting Reservoir and Miyun Reservoir are two inportant water supp ly systems in Beijing and their water utilization,water quality and pollution ar e comprehensively investigated and evaluated in this paper.The tendency and chan ges of water quality and pollution in the reservoirs are projected.This study al so analyzes the water environmental capacity represented in terms of the maximal capacity of pollutant and the controllable quantity of pollutant for Guanting R eservoir.Finally,some measures and proposals on the effective protection of fres h water sources are suggested with the aim at sustainable utilization of water r esources in Beijing.