2008年浙江省温州市鹿城区二次供水水质分析  

Water quality analysis of secondary water supply in Lucheng district of Wenzhou city,2008

作　　者：张文珠[1] 吴霄[1] 应郁敏 何纯定 周惠珍[1] 杨淑青[1] 胡凯凌 

机构地区：[1]浙江省温州市鹿城区疾病预防控制中心,浙江温州325000

出　　处：《疾病监测》2009年第8期641-642,共2页Disease Surveillance

基　　金：鹿城区科技局资助(No.R070101)

摘　　要：目的掌握浙江省温州市鹿城区二次供水水质状况。方法全区12个街道每街道按"梅花点"确定5户家庭为采样点采取二次供水管网末梢水,进行18项卫生监测指标分析。检测方法:按GB/T5750-2006《生活饮用水卫生标准检验方法》,评价按CJ/T206-2005《城市供水水质标准》,游离性余氯按《国家生活饮用水卫生标准》(GB5749-2006)。结果2008年水质检测结果的合格率为80.4%。结论鹿城区二次供水水质主要不合格项为余氯、浊度、铁,总体合格率处于全国中等水平,提示水箱及水管出现老化现象及存在二次供水引发传染病的隐患,政府部门应引起高度重视。Objective To understand the water quality of secondary water supply in Lucheng district of Wenzhou city in Zhejiang province. Methods A total of 5 families were selected as sampling points from 12 areas of the whole district based on Quincunx sampling method. Tap water from the secondary water supply network was collected for the analysis of 18 hygienic indices. Examine method was based on GB/T 5750-2006 Test process and sanitary standard for drinking water. Evaluation was according to CJ/T 206-2005 Test process and sanitary standard for drinking water. And standard for drift chloride followed National Standards for Drinking Water Quality （ GB 5749 - 2006 ）. Results The qualification rate of water examined in 2008 was 80.4%. Conclusion The major unqualified items of the secondary water in Lucheng district are drift chloride, turbidity, and ferrum. The qualification rate is around the medium level of the whole nation. The aging of water tanks and pipes as well as the hidden danger for secondary water supply to spread infectious diseases call for intensive attention from the government.

关 键 词：二次供水 水质 卫生现况 对策 

分 类 号：R123.1[医药卫生—环境卫生学]