2003—2007年郴州市生活饮用水水质监测

目的了解郴州市城区生活饮用水水质，针对存在的问题提出改进建议。方法选取有代表性的城区二次供水、末梢水、出厂水和水源水进行监测，采用国家标准进行评价。结果所监测的二次供水、末梢水、出厂水和水源水的合格率分别为86．3％、84．9％、97．4％和100．0％。不合格的指标分别有游离性余氯、浑浊度、总大肠菌群和细菌总数。结论．郴州市城区生活饮用水水质基本符合国家标准，针对存在的问题，有关部门应加强管理。

Quality Surveillance of Drinking Water in Chenzhou City During the Period of 2003～2007

Objective To investigate the quality of drinking water in Chenzhou City,and to provide suggestion for improving the quality of drinking water.Methods The representative samples of urban secondary water-supply,tap water,chlorinated water,and source water were selected to evaluate the quality of water by using the national standard.Results The qualified rates of urban secondary water-supply,tap water,chlorinated water,and source water were 86.3%,84.9%,97.4%,and 100.0%,respectively.The ineligible indexes were free residual chlorine,turbidity,coli group,and total bacterial count.Conclusions The quality of drinking water in Chenzhou City can meet the national standard on the whole,but the relevant departments should pay special attention to the existed problems.