2019—2024年重庆市忠县农村集中式生活饮用水水质监测结果分析  

Analysis of Monitoring Results of Rural Centralized Drinking Water Quality in Chongqing Zhongxian from 2019 to 2024

作　　者：陈银凤 CHEN Yinfeng(Zhongxian Center for Disease Control and Prevention,Chongqing 404300,China)

机构地区：[1]忠县疾控中心,重庆404300

出　　处：《食品安全导刊》2025年第11期81-83,87,共4页China Food Safety Magazine

摘　　要：目的:了解2019—2024年重庆市忠县农村集中式生活饮用水卫生状况,为改善该地区生活饮用水水质提供有利依据。方法:对2019—2024年重庆市忠县农村集中式生活饮用水水质进行监测,并展开综合分析,按照《生活饮用水标准检验方法》(GB/T 5750.1)系列标准进行水样采集、检验及评价。结果:在2019—2024年,采集生活饮用水样品总数957份,其中合格与不合格分别为633份和324份,合格率为66.14%,2019—2024年每年的检测合格率分别为35.36%、47.62%、60.53%、83.55%、89.47%和88.16%,主要不合格项目为铝、总大肠菌群。在枯水期的总合格数及合格率为308份(65.81%),丰水期为325份(66.46%),总合格率对比并未存在明显差异(P>0.05),不同年份枯水期和丰水期水样合格率对比差异具有统计学意义(P<0.05)。总合格率在不同供水方式中对比存在显著差异(P<0.05)。结论:重庆市忠县农村集中式生活饮用水卫生状况一般,应加强农村集中式生活饮用水监管,提高生活饮用水质量,为居民用水安全提供保障。Objective:To investigate the sanitary status of rural centralized drinking water in Zhongxian county,Chongqing from 2019 to 2024,and to provide a favorable basis for improving the quality of drinking water in this area.Method:The water quality of rural centralized drinking water in Zhongxian county of Chongqing from 2019 to 2024 was monitored and comprehensively analyzed,and water samples were collected,tested and evaluated according to GB/T 5750.1 series of standards.Result:From 2019 to 2024,a total of 957 samples of drinking water were collected,of which 633 were qualified and 324 were unqualified,with a qualified rate of 66.14%.From 2019 to 2024,the annual pass rates were 35.36%,47.62%,60.53%,83.55%,89.47% and 88.16%,respectively.The main unqualified items were aluminum and total coliform.The total qualified number and qualified rate were 308(65.81%)in dry season and 325(66.46%)in wet season,and there was no significant difference in the total qualified rate(P>0.05).The qualified rate of water samples in dry season and wet season of different years had statistical significance(P<0.05).There were significant differences in the total qualified rate among different water supply modes(P<0.05).Conclusion:The sanitary condition of rural centralized drinking water in Zhongxian county of Chongqing is not good.Supervision of rural centralized drinking water should be strengthened to improve the quality of drinking water and provide security for residents.

关 键 词：生活饮用水 水质监测 结果分析 

分 类 号：R123.1[医药卫生—环境卫生学]