2011年信阳市农村饮用水水质监测结果

Quality monitoring results of rural drinking water in Xinyang City in 2011

目的了解信阳市农村饮用水卫生质量状况,为相关部门制定农村改水措施提供科学依据。方法按照《生活饮用水标准检验方法》(GB/T 5750-2006)进行水样采集、保存与检测,按照《生活饮用水卫生标准》(GB 5749-2006)进行评价。结果 2011年共检测农村饮水416份,合格297份,合格率71.39%;其中枯水期210份,合格175份,合格率83.33%;丰水期206份,合格122份,合格率59.22%;枯水期水质与丰水期水质差异有统计学意义(χ2=29.599,P<0.01);不同水源类型水质合格率之间差异有统计学意义(χ2=58.418,P<0.01)。结论信阳市农村饮用水水质总体情况良好,相关部门仍需加强监测与管理。

[ Objective ] To know the status of rural drinking water quality, and provide scientific evidence for relative department to develop rural water supply measures. [ Methods ] The sampling, preservation and examination were performed in accordance with the ＂Standard Examination Methods for Drinking Water＂ （ GB/T 5750-2006 ）. And the evaluation was based on the GB 5749-2006. [ Results] A total of 416 samples were detected in 2011, with qualified rate of 71.39% （297 samples} ; 210 were detected during the dry season, with 175 （83.33% }qualified; 206 were detected during wet period, with 122 （59.22%） qualified. There were significant differences between the 2 periods { ~2 = 29. 599, P 〈 0.05 ） ; There were significant differences of quality compliance rates between of different water source types （X2 = 58. 418, P 〈 0.01 ）. [ Conclusion] Rural drinking water quality is generally good in Xinyang City. The relevant departments need to strengthen the monitoring and management.