2011年许昌市生活饮用水卫生状况调查

Investigation on sanitary condition of drinking water in Xuchang City in 2011

目的了解许昌市2011年各类生活饮用水的卫生状况,分析存在的问题,为保障居民饮用水水质安全,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)中的规定进行采样检测,并对结果依据《生活饮用水卫生标准》(GB 5749-2006)进行评价。结果共检测井水178份,合格率为86.0%;水源水48份,合格率为95.8%;二次供水168份,合格率为93.5%。结论许昌市部分地区井水不符合饮用标准,二次供水水质稳定较好。应加强水质监管力度,确保城镇居民饮水安全。

[Objective] To understand the sanitary condition of drinking water in Xuchang City in 2011,analyze the problems,and provide the scientific evidence for ensuring the drinking water safety.[Methods]The sampling and detection were conducted according to the Standard examination methods of drinking water（GB/T 5750-2006）,and the results were evaluated according to the Standards for drinking water quality（GB 5749-2006）.[Results] There were 178 samples of well water with the qualified rate of 86.0%,48 samples of source water with the qualified rate of 95.8%,and 168 samples of secondary water with the qualified rate of 93.5%.[Conclusion]The quality of well water in some areas of Xuchang City have not meet the standards of drinking water,while the quality of secondary water is better.It is necessary to strengthen the supervision and management to ensure the drinking water safety of residents.