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目的了解岳阳市2012—2013年各类生活饮用水的卫生状况及其影响因素,为保障居民饮用水水质安全提供科学依据。方法采用定期抽样的方法,每季度对岳阳市城区及周边县区的生活饮用水进行采样分析,按照《生活饮用水标准检验方法》中的规定进行采样检测,并依照《生活饮用水卫生标准》对结果进行评价。结果 2012—2013年共检测水样1 132份,其中出厂水186份,合格率94.1%;末梢水700份,合格率95.4%;农村学校内自建设施供水75份,合格率56.0%;城市二次供水171份,合格率96.5%。结论岳阳市生活饮用水整体达标情况较好,但农村学校自建供水水质不达标情况较多,不达标项目主要为总大肠菌群、大肠埃希菌、菌落总数等微生物指标,应引起相关部门的重视。
Objective To understand the sanitary status and influential factors of all kinds of drinking water in Yueyang from 2012 to 2013 and to provide a scientific basis for the safety of residents drinking water quality. Methods Sampling and analysis were conducted on the drinking water in urban areas and surrounding counties of Yueyang City on a quarterly basis by sampling regularly. Sampling and testing were conducted in accordance with the “Standard Test Method for Domestic Drinking Water” and in accordance with “Sanitary Standards for Drinking Water” Evaluate the results. Results A total of 1 132 samples of water samples were collected from 2012 to 2013, of which 186 were manufactured water, with a passing rate of 94.1%. There were 700 peripheral water samples with a pass rate of 95.4%. 75 rural schools were self-built with a pass rate of 56.0% 171 secondary water supply, the passing rate of 96.5%. Conclusion The overall standard of living drinking water in Yueyang City is better, but the non-compliance of self-built water quality of schools in rural areas is more. The main non-compliance items are microbial indicators of total coliforms, Escherichia coli and colonies, which should be caused by relevant departments The importance of.