“5·12”地震后广元市饮用水应急检测情况分析
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摘要
目的为了解5.12地震后广元市7县区饮用水的基本情况。方法 7县区按《生活饮用水标准检验方法》GB5750-2006的规定采集和检测应急水样共2 358份。结果2 358份水样中合格1 626份,合格率为69%,不合格项目是总大肠菌群、细菌总数、浑浊度、色度、臭和味、肉眼可见物、pH值、氨氮、挥发酚、游离氯。结论地震对广元市饮用水影响较大,微生物是主要污染来源,加强饮用水的消毒管理和对供水设施的修复改造,是保证大灾之后无大疫的关键。
Objective To understand the drinking water quality in Guangyuan after May 12 earthquake.Methods A total of 2 358 water samples were collected and detected in 7 counties according to "Drinking water standard detection methods"(GB5750-2006).Results A total of 1 626 water samples were qualified(69%).The unqualified items in detection were total coliforms group,total bacteria,turbidity,color,smell and taste,visible objects,PH value,ammonia nitrogen,volatile phenol and free chlorine.Conclusion The earthquake had caused microbial contamination of drinking water in Guangyuan.Drinking water disinfection is important to ensure no major epidemic occur after severe disaster.
Objective To understand the drinking water quality in Guangyuan after May 12 earthquake.Methods A total of 2 358 water samples were collected and detected in 7 counties according to "Drinking water standard detection methods"(GB5750-2006).Results A total of 1 626 water samples were qualified(69%).The unqualified items in detection were total coliforms group,total bacteria,turbidity,color,smell and taste,visible objects,PH value,ammonia nitrogen,volatile phenol and free chlorine.Conclusion The earthquake had caused microbial contamination of drinking water in Guangyuan.Drinking water disinfection is important to ensure no major epidemic occur after severe disaster.
引文
[1]GB5749-2006生活饮用水卫生标准[S].
[2]GB/T5750-2006生活饮用水标准检验法[S].
[2]GB/T5750-2006生活饮用水标准检验法[S].
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