2011年瓯海区水质检测情况分析

Water quality monitoring analysis in Ouhai

目的:了解瓯海区居民饮用水的水质情况,为提高饮用水卫生管理提供科学的数据。方法:水样的采集、保存、运输和检验按《生活饮用水卫生标准检验方法》(GB 5750-2006)执行;水质检验结果评价按《生活饮用水卫生标准》(GB 5749-2006)执行。结果:大型集中式供水水样合格率为83.3%;农村饮用水工程小型集中式供水合格率为28.8%;总大肠菌群、耐热大肠菌群、浑浊度、pH、Mn、Fe、Cd等项目出现不同程度的不合格。结论:农村小型集中式供水末梢水水质情况偏差,不合格率尤为严重,应引起有关部门重视。

Objective：To understand the drinking water quality in Ouhai,and provide scientific data to improve the health management of drinking water.Methods： Water collection,preservation,transportation and inspection were completed according to the＂Standard health test method for drinking water＂（GB5750-2006）.Water quality test results were evaluated according to the＂Hygienic standard for drinking water＂（GB5749-2006）.Results： The qualified rate of large centralized water supply water was 83.3%,while that of small centralized water supply of rural drinking water projects was 28.8%.Total coliforms,heat-resistant coliforms,turbidity,pH,Mn,Fe,Cd and other projects showed varying degrees of unqualified.Conclusion： Water quality of small rural centralized water supply was worse,more attention should paid to.