重庆市北碚区农村饮水安全工程水质检测结果分析

Water Quality Detection for Rural Drinking Water Safety Project in Beibei,Chongqing

目的总结分析2008-2009年重庆市北碚区农村饮水安全工程水质检测结果,为加强农村饮水安全工程建设提供参考。方法对2008-2009年168份水样检测结果进行分析。结果 2008-2009年重庆市北碚区农村饮水安全工程水质检测,共检测168件水样,合格48件,合格率28.57%;2009年农村饮水安全工程水质检测合格率高于2008年(χ2=9.81,P<0.05);丰水期检测结果好于枯水期检测结果(χ2=11.67,P<0.05);检测不合格指标中,占前5位的是微生物指标居多。结论北碚区农村饮水安全工程水质质量2009年较2008年有大幅提高,但总体合格率仍然很低。

Objective To analyze the results of water quality detection for the rural drinking water safety project in Beibei during 2008-2009 and provide reference for the further improvement of the drinking water safety project in Beibei.Methods The analysis on the detection of 168 water samples was conducted during 2008-2009.Results Of 168 samples,48 were qualified with the qualified rate of 28.57%. The qualified rate of water in 2009 was higher than in 2008 （χ2=9.81,P〈0.005）. The water quality in high water season was better than that in low water season（χ2=11.67,P〈0.005）. Of all the unqualified indicators,the first five were micro-organisms indicators.Conclusion By comparison of water quality indicators in the rural area of Beibei in 2008,the water quality was improved greatly in 2009,but the overall qualified rate was still low.