2009年辽宁省农村饮用水水质卫生监测结果分析

[目的]了解辽宁省农村居民饮水安全现状,掌握影响饮水安全的主要因素,为相关部门改进措施提供科学依据。[方法]2009年,在辽宁省14个市64个县(市、区)的1 200处农村饮水工程,每处于枯水期和丰水期各检测出厂水、末梢水1份,进行水质检测。[结果]检测各种水样各1 200份,水质合格率,枯水期出厂水为66.25%,丰水期出厂水为58.00%(P<0.01);枯水期末梢水为65.50%,丰水期末梢水为54.17%(P<0.01)。检测项目中,微生物指标合格率最低,其中总大肠菌群合格率为66.83%～85.00%,耐热大肠菌群合格率为77.83%～94.50%,余氯合格率仅为5.00%～5.67%。[结论]辽宁省农村地区饮水安全问题严峻,存在的主要问题是源水未经消毒处理引起的微生物指标超标。

Analysis on Monitoring Results of Rural Drinking Water Quality in Liaoning Province,2009

[Objective]To understand the safety situation of rural residents' drinking water in Liaoning province and find out the main factors of drinking water's influence,so as to provide scientific evidence for government to improve measures.[Methods]1 200 rural drinking water project in Liaoning province were collected in the test,testing the quality of finished water and the tap water in each period of dry seasons and high flow period in every place.[Results]The finished water's qualified rate during the dry seas...