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《城市水系浅水湖泊水环境质量评价与分析-论文.pdf》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、第37卷第9期砘尉数求V01.37No.92014年9月EnvironmentalScience&TechnologySept.2014李思敏,曹灿,白苏媛.城市水系浅水湖泊水环境质量评价与分析叨.环境科学与技术,2014,37(9):t63—167.LiSimin,CanCan,BaiSuyuan.Evaluationofwaterenvironmentalqualityinashalowurbanlake[J].EnvironmentalScience&Technology,2014,37(9):163—167
2、.城市水系浅水湖泊水环境质量评价与分析李思敏,曹灿,白苏媛(河北工程大学城市建设学院,河北邯郸056038)摘要:为研究城市浅水湖泊水生态环境状况,以邯郸市南湖为例,采用单因子评价法、综合污染指数法和综合营养状态指数法,按照《地表水环境质量标准)(GB3838-2002)Ⅲ类水体水质标准对水环境质量进行评价和分析。结果表明,氮、磷是南湖水体的污染控制因子,各采样点的TN、TP均不能满足V类水体的水质要求;生活污水、工业废水和岸边垃圾堆放是南湖的主要污染源,相应采样点的污染指数分别达到了3.0和2.2;南湖水质整体处
3、于轻度富营养水平,距污染源较近区域已处于中度富营养水平。关键词:浅水湖泊;水环境质量评价;水质标准;富营养化中图分类号:X824文献标志码:Adoi:10.3969/j.issn.1003-6504.2014.09.032文章编号:1003—6504(2014)09—0163—05EvaluationofWaterEnvironmentalQualityinaShallowUrbanLakeLISimin,CAOCan,BAISuyuan(CollegeofUrbanConstruction,HebeiUniver
4、sityofEngineering,Handan056038,China)Abstract:SouthLakeinHandanCity,typicalofshallowurbanlakewithonly1.3mwaterdepthontheaverage,wasstudiedinthispaperforevaluatingthestatusofwaterqualitybymethodsofsingle—factorappraisal,comprehensivepollutionindexandnutrientind
5、ex.Withthewaterquafitymonitoringinvolving11samplingsitesallovertheLakewhichbeganfromApriltoOctober2013,andtheanalyticdataofwaterquality,theevaluationwascarriedoutinaccordancewiththerelatednationalstandardEnvironmentalQualityStandardforSurfaceWater(GB3838-2002)
6、.ResultsshowedthatnitrogenandphosphoruswerethemainpollutionfactorstobecontrolledinSouthLakeasal1thedatafromthemonitonngsitesindicatedconcentrationsofbothTNandTPexceededthelimitsofClassVinGB3838-2002.Accordingtothefieldsurvey,emissionsofdomesticsewageandindustr
7、ialwastewaterandthedumpingofgarbageonthelake——shorewerethemainsourcescausingwaterpollution,withthepollutionindexesbeing3.0and2.2respectively.TheappraisalbasedoncomprehensivenutrientindexesshowedthattheLake,asawhole,stillremainedattheslighteutrophicationlevel,w
8、hileintheplacesclosetopollutionsourcesthesituationwasaggravatedtomedianleve1.Keywords:shallowlake;waterenvironmentalqualityevaluation;waterqualitystandard;eutrophication近年来,由于社会经济的
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