珠三角某市出厂水全分析结果调查

发布时间：2018-05-19 11:58

本文选题：市政供水 + 出厂水　；参考：《现代预防医学》2017年20期

【摘要】：目的全面了解某市市政供水水质状况,为促进供水卫生安全保障提供依据。方法以正常供水的市政水厂为监测对象,进行连续4年的国标全项目水质监测,按不同的年份、水源类型、水期、供水规模、设施水平、消毒工艺整理监测数据并分析。结果出厂水4年总合格率90.18%,2013年合格率最高,各影响因素合格率情况:河流水源(93.33%)、大规模(97.73%)、中等设施水平(100.00%)、液氯消毒(95.00%)的水厂有较高合格率。12项指标出现不合格:浑浊度、肉眼可见物、铝、氯酸盐、pH、铊、亚氯酸盐、三卤甲烷、二氯乙酸、游离余氯、总氯、氨氮。常规项目和非常规项目不合格项次分别占80.77%和19.23%。结论该市市政供水基本水质基本达标,水源类型、供水规模、供水设施水平、消毒工艺是水质达标情况的重要影响因素。
[Abstract]:Objective to understand the water quality of municipal water supply in a certain city, and to provide the basis for promoting the sanitation and safety of water supply. Methods taking the municipal water plant with normal water supply as the monitoring object, the whole national standard water quality monitoring was carried out for 4 consecutive years. According to different year, water source type, water period, water supply scale, facility level, disinfection process, the monitoring data were sorted out and analyzed. Results the total qualified rate of the factory water for 4 years was 90.18, and the qualified rate in 2013 was the highest. The qualification rate of various influencing factors was 93.33%, 97.73%, 100.00000% and 95.00% respectively.) there were higher qualified rate and 12 indexes of unqualified water in the water plant: turbidity, etc. Naked eye visible matter, aluminum, chlorate pH, thallium, chlorite, trihalomethane, dichloroacetic acid, free residual chlorine, total chlorine, ammonia nitrogen. Routine items and unqualified items accounted for 80.77% and 19.23% respectively. Conclusion the basic water quality of municipal water supply in this city is basically up to standard, the type of water source, the scale of water supply, the level of water supply facilities and the disinfection process are important influencing factors of water quality standard.
【作者单位】：中山市疾病预防控制中心;
【基金】：中山市科技局项目(20132A072)
【分类号】：R123.1

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