河池市2010-2011年农村生活饮用水水质卫生状况调查

目的了解河池市农村饮用水水质卫生状况,为卫生监管提供科学依据。方法按照GB/T5750-2006《生活饮用水标准检验方法》进行检验,结果按照GB/T5749-2006《生活饮用水卫生标准》进行评价。结果 2010-2011年共检测水样120份,合格21份,总合格率为17.5%。不合格项目主要是总大肠菌群、菌落总数、耐热大肠菌群,合格率分别地为30.0%、35.0%、41.7%,其余指标的合格率均在92%以上。结论河池市农村饮用水水质合格率较低,特别是微生物污染较严重,必须加强净化和消毒处理。

Investigation on the health status of rural potable water quality of Hechi city

Objective To understand the hygienic situation of drinking water in the countryside of Hechi city.Method According to standard examination methods for drinking water(GB/T5750-2006) to carry out detecting,and according to drinking water sanitary standard(GB/T5749-2006) to carry out evaluation.Results Total of 120 samples were checked during 2010 to 2011,among them,21 samples were qualified,the total qualified rate was 17.5%,the unqualified items were coliform bacteria,total plate count and thermotolerant coliform bacteria,the qualified rate were 30.0%,35.0% and 41.7%,respectively.The qualified rate of other indexes were more than 92.0%.Conclusions The qualified rate of rural potable water of Hechi was somewhat low,especially the microbial contamination,so we should be strengthen the conditioning and disinfection work.