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时间:2017-12-10
《上海市金山区生活饮用水水质理化指标检测结果分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、中国校医2015年1月第29卷第1期ChinJSchoolDoctorJan.2015Vo1.29No.1·15·[文章编号]1001—7062(2015)01—0015—03[中图分类号]R735.7[文献标识码]A[环境卫生]上海市金山区生活饮用水水质理化指标检测结果分析叶玉龙,季海峰,吴云,顾信君[摘要】目的了解上海市金山区居民生活饮用水的水质卫生状况,为生活饮用水的水质管理提供科学依据。方法按照卫生部《生活饮用水标准检验方法)(GB/T5749—2006)中的评定方法和标准分别于丰水期和枯水期对2012年辖区内的出厂
2、水、末梢水及二次供水进行采样、保存和理化检测分析。结果共检测174份水样,总体合格率为48.9%,枯水期和丰水期的水质指标合格率分别为52.0%和46.5%,二次供水的合格率最低,为46.5%。水质不合格主要以铁、锌、锰、氨氮含量及耗氧量超标为主,其中又以氨氮含量的合格率(46.3%)最低。结论上海市金山区居民生活饮用水存在着一定程度的污染,卫生质量不高。建议加强生活和工业排污管理及饮用水卫生知识宣传,加强二次供水设备和管网的管理和维护,以保障居民生活饮用水卫生安全。[关键词]饮用水/4t5学;饮用水准;环境监测;水污染,化
3、学/分析,水污染,化学/预防和控制DeterminationofphysicochemicalindexesofdrinkingwaterinJinshanDistrict,ShanghaiCityYE—long,JIHai—feng,wUYun,eta1.PhysicalandChemicalLaboratory,JinshanDistrictCenterforDiseasePventionandControl,Shanghai201599,Cina[Abstract]ObjectiveTounderstandthehyg
4、ienicstatusofdrinkingwaterinJinshanDistrict,Shanghai,SOaStoprovidethescientificevidenceforimprovingdrinkingwaterquality.MethodsInaccordancewiththeStandardExaminationMethodsforDrinkingWater(GB/T5749—2006)bytheMinistryofHealthofChina,thewatersamplesfromthefinishedwat
5、er.tapwaterandsecondarywaterofJinshanDistrictwerecollected,storedanddetectedinthedrysea8oDandrainySeasonin2012.respectively.ResultsAtotalof174watersamplesweredetected,andtheoverallqualificationratewas48.9%;thequalificationratewas52.0%indryseason,and46.5%inrainyseas
6、on;thequalificationrateofthesecondarywaterwaslowestas46.5%.Thepoorwaterqualitywasusuallyattributedoftheexceedingofiron,zinc,manganese,ammonia-nitrogencontentandoxygenconsumption.Thequalificationrateofammonia—nitrogencontentwasthelowestas46.3%.ConclusionsThedrinking
7、waterofJinshanDistricthasacertaindegreeofpollution,andthewaterqualityisnothigh.Weshouldstrengthenthehealtheducationaboutthedomesticandindustrialsewageanddrinkingwater,andstrengthenandmaintainthetwo-watersupplyequipmentandnetwork.[Keywords]DrinkingWater/chemistry;Dr
8、inkingWater/standards;EnvironmentalMonitoring;WaterPollution,Chemistry/analysis;WaterPollution,Chemistry/preventionandcontrol水是生命之源,良好的水质是维持体内新陈代
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