河南省汤阴县农村生活饮用水检测结果

Detection results of rural drinking water in Tangyin county of Henan

目的了解汤阴县农村生活饮用水水质现状,为农村供水设施建设,保障农村居民饮用水安全提供依据。方法按照《生活饮用水标准检验方法》(GB/T 5750-2006)[1]的规定进行样品采集、保存,随机采取汤阴县10个乡镇227个监测点共227份水样进行感官和一般化学指标、微生物指标、毒理学指标及消毒指标检测。结果依据《生活饮用水卫生标准》(GB 5749-2006)[2]限值进行评价,微生物指标、总硬度超标比较严重,消毒指标中游离余氯均未检出。结论汤阴县所检测227份水样,存在浅层水质超标、河流两岸污染严重、水质消毒不到位的情况,政府应采取相应措施,保证农村居民用水安全。

[Objective]To understand the quality condition of rural drinking water in Tangyin county,provide the basis for the construction of rural water supply facilities and drinking water safety of rural residents.[Methods]The sampling and preservation of samples were based on the Standard examination methods for drinking water（GB/T 5750-2006）.227 water samples were randomly collected from 227 monitoring points of 10 towns in Tangyin county,and the sensory index,general chemical indexes,microbiological indexes,toxicological indexes and disinfection indexes were tested.[Results]The evaluation was conducted according to the Standard for drinking water quality（GB 5749-2006）.The microbiological indexes and total hardness greatly exceeded the standard,and the residual chlorine was not detected.[Conclusion]Among 227 water samples in Tangyin county,there were the main problems of exceeding standard of shallow layer water quality,serious pollution of two banks of rivers,and unqualified disinfection.Government should carry out the corresponding measures to ensure the drinking water safety of rural residents.