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["广州市番禺区供水企业管网水水质情况"]
["(2025年10月)"]
["指标","pH","游离氯","色度","浑浊度","臭和味","高锰酸盐指数（以O2计）","氯化物","菌落总数","总大肠菌群","10月水质综合合格率"]
[null,"无量纲","mg/L","度","NTU","/","mg/L","mg/L","CFU/mL","MPN/100mL",{"v":1,"d":"100.00%"}]
["限值","不小于 6.5 且不大于 8.5","≥0.05且≤2",15,"1","无异臭、异味",3,250,100,"不应检出"]
["广州市番禺区东乡供水有限公司","7.3","0.80","<5",0.2,"无异臭、异味","0.48","13.8","6","未检出"]
["广州市番禺钟村自来水有限公司","7.3","0.76","<5",0.3,"无异臭、异味","0.40","15.5","4","未检出"]
["广州市番禺水务股份有限公司第一水厂","7.4","0.71","<5",0.2,"无异臭、异味","0.72","12.6","未检出","未检出"]
["广州市番禺水务股份有限公司第二水厂","7.3","0.74","<5",0.2,"无异臭、异味","0.80","13.6","未检出","未检出"]
["广州市番禺南村自来水有限公司","7.2","0.78","<5",0.3,"无异臭、异味","0.70","13.8","未检出","未检出"]
["广州市莲泉供水有限公司","7.2","0.44","<5",0.2,"无异臭、异味","0.90","13.0","未检出","未检出"]
["广州市番禺化龙自来水有限公司","7.2","0.59","<5",0.2,"无异臭、异味","0.78","13.7","未检出","未检出"]
["广州市番禺新造自来水有限公司","7.3","0.37","<5",0.2,"无异臭、异味","0.70","13.5","未检出","未检出"]
["广州市番禺石碁自来水公司","7.2","0.90","<5",0.3,"无异臭、异味","0.72","13.9","未检出","未检出"]
["广州市番禺大石自来水有限公司","7.2","0.55","<5",0.2,"无异臭、异味","0.68","15.9","未检出","未检出"]
["注:1.执行标准是《生活饮用水卫生标准》（GB5749-2022）；\n   2.浑浊度是反映天然水及饮用水的物理性状的重要指标。单位采用NTU表示，是英文Nephelometric Turbidity Units的缩写，为散射式浊度单位；\n   3.pH是溶液中氢离子活度的一种标度，也就是通常意义上溶液酸碱程度的衡量标准。通常pH是一个介于0和14之间的数,当pH<7的时候,溶液呈酸性,当pH>7的时候,溶液呈碱性,当pH=7的时候,溶液呈中性。\n   4.“<”表示检测结果低于该项目方法检出限；"]