2011年北京市房山区农村生活饮用水的卫生状况

目的了解北京市房山区农村生活饮用水卫生状况,分析影响饮水卫生质量的因素,为监管部门提供科学依据。方法随机选取64个集中式供水点,分别在枯、丰水期采集出厂水和末梢水进行水质监测。结果监测点合格率68.8%(44/64),水质总体合格率83.9%(215/256)。出厂水合格率82.8%(106/128),末梢水合格率85.2%(109/128),两者间差异无统计学意义(P﹥0.05);枯水期合格率94.5%(121/128),丰水期合格率73.4%(94/128),两者差异有统计学意义(P﹤0.01)。结论房山区农村生活饮用水卫生状况不容乐观,存在严重的污染现象,有关部门应加强管理。

Sanitary status of rural drinking water in Fangshan district of Beijing in 2011

[Objective]To understand the sanitary status of rural drinking water in Fangshan district of Beijing,analyze the influencing factors of drinking water quality,and provide scientific basis for the supervision department.[Methods]64 centralized water supply sites were selected randomly.The samples of finished water and tap water were collected in dry season and flood season respectively,and the water quality monitoring was conducted.[Results]The qualified rate of monitoring sites were 68.8%（44/64）,and the total qualified rate of water quality was 83.9%（215/256）.The qualified rate of finished water and tap water was 82.8%（106/128）and 85.2%（109/128）respectively,and the difference was not significant（P﹥0.05）.The qualified rate of dry season and flood season was 94.5%（121/128） and 73.4%（94/128） respectively,and there was a significant difference（P﹤0.01）.[Conclusion]The sanitary status of rural drinking water in Fangshan district is not optimistic,there is serious pollution,and the relevant departments should strengthen the management.