2013年闽侯县农村集中式供水卫生状况调查

2013 Centralized Water Supply in Rural Minhou County Health Survey

目的通过对闽侯县农村集中式供水卫生状况的调查分析,了解目前农村集中式供水的卫生质量,为改善农村饮用水水质工程以及卫生监督提供科学依据。方法根据水源类型、集中式供水饮用人口分布按照分层随机抽样原则设立监测点,监测点分丰水期与枯水期分别采集出厂水、末梢水164份水样进行检验,检验方法按照《生活饮用水卫生标准检验方法》(GB/T5750-2006)执行,检测结果依据《生活饮用水卫生标准》(GB5749-2006)进行评价、分析。结果164份水样中合格53份,合格率32.32%,不合格项目主要为总大肠菌群、耐热大肠菌群、菌落总数、浑浊度、肉眼可见物、铁等。结论闽侯县农村集中式供水水质合格率较低,微生物污染严重,供水设施不完善,消毒覆盖率较低,应加大农村饮水安全工程建设投入,加强饮用水卫生管理,规范消毒,确保饮水安全。减少和预防水源性疾病的发生。

Objective Through centralized water supply in rural Minhou county health investigation and analysis, to under-stand the current health of the quality of rural centralized water supply, to improve the quality of drinking water projects in rural areas and provide scientific basis for health supervision. Methods According to the type of water, centralized water supply for drinking population distribution monitoring points established in accordance with the principle of stratified ran-dom sampling, monitoring dotted wet season and dry season water were collected from the factory, peripheral water 164 wa-ter samples to test, test methods according to “Life drinking water sanitation standard test method ”（GB/ T5750-2006） exe-cution, test results based on “ drinking water health standards ”（GB5749-2006） were evaluated and analyzed. Results 164 water samples 53 qualified, qualified rate of 32.32 percent, failed mainly as total coliforms, thermotolerant coliforms, total bacterial count, turbidity, visible matter, such as iron. Conclusion Minhou County rural central lower pass rate the quality of water, microbial pollution, water supply facilities, inadequate, lower disinfection coverage, should increase investment in rural drinking water safety project construction, strengthen the management of drinking water hygiene, disinfection norms to ensure safe drinking water. Reduce and prevent the occurrence of waterborne diseases, to ensure that rural people＇s health.