2008--2012年横县农村饮用水卫生调查结果与分析

目的为掌握农村饮用水水质卫生现状及其变化趋势，评估农村饮水安全工程的卫生防病效果．为政府决策提供科学依据。方法对2008—2012年农村人饮工程的基本情况、水源类型和供水方式等进行现场卫生调查，按丰水期、枯水期采集出厂水和末梢水进行检验分析。结果横县农村人饮工程选址合理，水源类型主要以地下深水井为主，水处理率、水质合格率逐年提高，2012年调查发现，横县农村人饮工程水质完全处理率为3．40％，消毒处理率达37．86％，完全未处理率为58．74％，水质检验平均合格率为41．74％。结论横县人饮工程较好地解决了群众人饮困难问题，但部分工程仍存在微生物超标、感官不合格和部分理化指标不合格等现象，有待政府加大投入，明确建管主体职权，完善和落实消毒制度，多部门齐抓共管，形成长效管理机制．确保群众饮水安全。

Survey Result and Analysis of Rural Drinking Water Health Projects in Hengxian County

OBJECTIVE To develop health status and trends rural drinking water quality, assess the health effect of rural drinking water safety project, provide the scientific basis for government policy decisions. METHODS Analyze 2008--2012 basic situation of rural drinking water projects, types of water sources, water supply and other on-site health survey, according to the high water period and dry season, collect water factory testing and peripheral water to analysis. RESULTS Drinking water project location in Hengxian County is reasonable, rural drinking water engineering, water type mainly dominated by deep underground wells and water treatment, increasing water quality rate of by year, 2012 survey found that 3.4% quality full treatment rate of rural drinking water project in Hengxian County, disinfection rate of 37.86%, completely untreated at a rate of 58.74%, average rate of testing is 41.74%. CONCLUSIONS In Hengxian County, drinking water projects resolve the drinking water problems of the masses better, but there is still part of the project excessiveleaving the microorganisms, senses fail, physical and chemical indicators failed, government needs to increase investment, clear construction and management terms of reference, improve and implement disinfection system, muhi-sectoral in unison, form long-acting management mechanism, ensure the safety of public drinking water