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目的掌握宿迁市城区集中式供水卫生状况,保障生活饮用水卫生安全。方法对2008—2011年城区集中式供水水质监测结果进行分析。结果 2008—2011年水源水水样合格率为82.86%(总磷、总氮除外),主要不合格项目为铁、挥发酚、粪大肠菌群、氨氮等;市政供水水样合格率为84.91%,主要不合格项目为浑浊度、挥发酚、嗅和味、菌落总数、耗氧量、游离余氯、铝等。结论宿迁市城区市政供水水质一般,存在季节性污染现象。控制运河、沂河上游污染,改善骆马湖水质是保障市区生活饮用水水质的根本措施。
Objective To understand the centralized sanitation of urban water supply in Suqian City and ensure the hygiene and safety of domestic drinking water. Methods The urban centralized water quality monitoring results from 2008 to 2011 were analyzed. Results The qualified rate of water samples was 82.86% (excluding total phosphorus and total nitrogen) from 2008 to 2011. The main unqualified items were iron, volatile phenol, fecal coliform and ammonia nitrogen. The passing rate of municipal water supply was 84.91% , The main unqualified items are turbidity, volatile phenol, smell and taste, the total number of colonies, oxygen consumption, free residual chlorine, aluminum and so on. Conclusion Suqian urban water quality in general, there is a seasonal pollution phenomenon. Control of the canal, the upper reaches of the Yi River pollution, improve water quality Luoma Lake is the fundamental measure to protect the quality of urban drinking water.