唐山市丰南区2013-2015年农村生活饮用水水质监测结果分析

Rural drinking water quality monitoring results in Fengnan District Tangshan City from 2013 to 2015

目的了解唐山市丰南区农村生活饮用水水质卫生状况,为改善农村居民饮水条件提供依据。方法按照《生活饮用水标准检验方法》（GB 5750-2006）进行水样采集、保存和检测,水质检测结果评价依据《生活饮用水卫生标准》（GB 5749-2006）进行,数据采用SPSS 19.0软件进行统计分析。结果 2013-2015年检测水样540份,合格368份,合格率68.15%;总大肠菌群和耐热大肠菌群合格率分别为65.56%和71.85%;检测出厂水合格率65.19%,末梢水合格率64.07%,差异无统计学意义（χ2=0.073,P〉0.05）;丰水期和枯水期比较,差异无统计学意义（χ2=0.041,P〉0.05）;2013-2015年农村生活饮用水水质合格率呈逐年增高趋势。结论唐山市丰南区农村生活饮用水合格率较低,主要污染物是微生物污染,安装饮用水消毒设备、加强监管是保障农村居民饮水卫生安全的主要手段。

Objective Understand the abundant south area of rural life drinking water hygiene, provide the basis for improving rural residents＇drinking water conditions. Methods According to the standard test methods for domestic and drinking water（ GB 5750 - 2006） in water sample collection, preservation and detection, water quality testing results of evaluation on the basis of ＂ drinking water health standards＂ （ GB 5749 - 2006）, the data analyzed by SPSS 19. 0 software. Results Testing water samples in 2013 -2013, 540, qualified 368, percent of pass is 68.15% ; Total coliforms and heat - resistant coliform group qualified rate were 65.56% and 71.85% respectively; To detect the factory water percent of pass is 65.19% , peripheral water percent of pass is 64. 07% , there was no statistically significant difference （χ2=0. 073, P 〉0. 05 ） ; The plentiful water season there was comparison（χ2 = 0. 041, P 〉0. 05） ; In 2013 -2015, the rural drinking water quality qual- no statistically significant difference ified rate increased year by year trend. Conclusion Abundant south area of rural drinking water qualified rate is low, the main pollutant is microbial contamination, installation of drinking water disinfection equipment, strengthening the regulation is the main measure to protect the safety of rural drinking water and health.