2010~2012年海阳市农村生活饮用水水质检测结果分析

目的了解海阳市农村饮用水卫生质量及水性疾病状况，掌握影响饮水安全的主要因素，为政府相关部门在提高农村饮水安全的决策时提供科学依据。方法2010~2012年，在海阳市农村生活饮用水供水的60个监测点，分别于枯水期、丰水期，采集出厂水、末梢水进行检测。结果2010~2012年合计检测各种水样240份，合格96份，总合格率为40．00％。不同年份合格率分别为37．50％、41．25％、41．25％（P〉0．05）；枯水期合格率为47．50％，丰水期合格率为32．50％（P〈0．05）；出厂水合格率为42．50％，末梢水合格率为37．50％（P〉0．05）。检测合格率较低的项目有菌落总数（35．83％）、总大肠菌群（79．17％）、耐热大肠菌群（89．58％）、浑浊度（85．42％）。结论海阳市农村饮水合格率较低，影响合格率的主要因素是微生物指标。

Analysis on Monitoring Results of Rural Drinking Water Quality,Haiyang City, 2010-2012

Objective To understand the hygienic status of drinking water quality and waterborne diseases in the ru- ral areas of Haiyang city, grasp the main factors affecting the safety of drinking water, so as to provide the scientific basis for improving the safety of rural drinking water by government for decision-making. Methods A total of 60 drinking water supplying sites were monitored in the rural areas of Haiyang city by detecting the finished water and tip water dur- ing the dry season and the rain season, 2010-2012. Results A total of 240 water samples were tested during 2010-2012, of which 96 were quahfied, with the total passing rate of 40.00%. The eligible rate in different years was 37.50%, 41.25% and 41.25% （ P 〉0.05） ;The qualified rate of dry season was 47. 50%,and rain season,32.50% （ P d0.05） finished water,42.50% ,and tip water,37.50% （ P 〉0.05）. The total number of bacterial colonies （35.83%） ,the total coliform （79.17 %）, the thermotolerant coliforms （89.58 % ）, and the turbidity （85.42 %） were below the standards. Conclusion The qualified rate of rural drinking water quality is lower in Haiyang city,and the main influencing factors are microbial indicators.