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目的:了解安塞县洪水后饮用水水质状况。方法:对15个供水点取水源水及末梢水进行色度、浊度、p H等20个项目的检验。结果:共检验水样30份,色度、p H、氨氮、铁、锰、砷等项目均合格,其余项目有不同程度超标,主要超标指标是感官和微生物。结论:洪水后安塞县的水污染严重,存在经饮用水传播疾病的潜在性危险,需做好消毒处理工作,提高水质标准。
Objective: To understand the drinking water quality after the flood in Ansai County. Methods: Totally 20 water and water samples were taken from 15 water supply points for colorimetry, turbidity and p H test. Results: A total of 30 water samples were tested. The items of chroma, p H, ammonia nitrogen, iron, manganese and arsenic were all qualified. The remaining items were over-standard in varying degrees. The main indicators of over-standard were senses and microorganisms. Conclusion: After the flood, water pollution in Ansai County is serious and there is a potential danger of spreading the disease through drinking water. Disinfection treatment should be done to improve water quality standards.