【摘要】 目的了解地震灾区饮用水安全卫生状况。方法从2008-05/2009-02按生活饮用水标准检验方法对来自4个极重灾县的饮用水进行连续检测分析。结果共检测水样712份,433份合格,合格率60.81%。2008-05-15/06-13检测水样292份,合格率34.59%;2008-06-14/2009-02-13检测水样420份,合格率79.05%。总共测定31个项目,有21个不符合卫生标准,菌落总数、总大肠菌群、浑浊度、铁、锰和氨氮为主要不符合卫生标准的项目。结论4个极重灾县的饮用水在地震后受到较大影响,地震1个月后水样合格率逐步提高,保证了大灾之后不发生由饮用水引发的疫情。更多还原

【Abstract】 Objective To investigate the sanitation status of drinking water in quake-hit areas in Mianyang and prevent water borne diseases.Method The drinking water in the four quake-hit areas was detected continuously by the standard detection methods from May 2008 to February 2009.Results A total of 712 water samples were detected,433 samples were qualitied with the rate of 60.81%,292 water samples were detected from 15 May 2008 to 13 June 2008 with the qualified rate of 34.59% only;420 water samples were detected from 14 June 2008 to 13 February 2009 with the qualified rate of 79.05%.Twenty one indicators didn’t meet the sanitary standard in 31 detection items,which included the indicators of total numbers of colony,total coliform group,turbidity,Fe,Mn and ammonia nitrogen.Conclusion The drinking water in the four quake-hit areas was polluted seriously after earthquake.The qualified rate of water samples increased gradually one month later after earthquake,which played the role in preventing the outbreak of water borne diseases.更多还原