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目的了解大连市金州新区2011~2013年农村生活饮用水水质状况,掌握水质在枯、丰水期的变化规律,为加强农村居民饮水安全提供科学依据。方法按照《生活饮用水标准检验方法》,对大连市金州新区2011~2013年的水质检测结果进行统计分析及评价。方法 2011~2013年共检测农村生活饮用水484份,合格315份,总合格率65.08%。不同年份合格率差异无统计学意义(P>0.05)。主要不合格指标为菌落总数、总大肠菌群、耐热大肠菌群、肉眼可见物、色度、浑浊度、锰、硝酸盐、游离余氯。结论大连市金州新区农村生活饮用水基本解决了农村人口饮水的问题,但饮水安全没有完全得到有效保障。
Objective To understand the quality of drinking water in rural areas from 2011 to 2013 in Jinzhou New District of Dalian City and to grasp the changing regularity of water quality during dry and wet periods and provide scientific basis for strengthening rural residents’ drinking water safety. Methods According to the Standard Test Method for Domestic Drinking Water, the results of water quality testing from 2011 to 2013 in Jinzhou New District of Dalian were statistically analyzed and evaluated. Methods A total of 484 drinking water samples were collected from rural areas in 2011-2013, of which 315 were qualified, with a total pass rate of 65.08%. There was no significant difference in passing rate in different years (P> 0.05). The main unqualified indicators for the total number of colonies, total coliforms, coliform heat, macroscopic, color, turbidity, manganese, nitrate, free residual chlorine. Conclusion Rural drinking water in Jinzhou New District of Dalian basically solved the problem of drinking water in rural areas. However, drinking water safety has not been fully guaranteed.