污染场地健康风险评价的实例研究

《污染场地健康风险评价的实例研究》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、维普资讯http://www.cqvip.com第13卷第1期地学前缘(中国地质大学(北京)；北京大学)Vo1．13No．12006年1月EarthScienceFrontiers(ChinaUniversityofGeosciences，Beijing；PekingUniversity)JarL2006污染场地健康风险评价的实例研究谌宏伟，陈鸿汉，刘菲，何江涛，沈照理，孙静中国地质大学(北京)水资源与环境212程北京市重点实验室，北京100083CHENHong-wei，CHENHong—han，LIUFei，HEJiang—tao，SHENZhao-li，SUNJin

2、gBeOingKeyLaboratoryofWaterResourcesandEnvironmentEngineering，ChinaUniversityofGeosciences，Beijing100083，ChinaCI-IENHong-wei，CHENHung-hart，LIUFei，eta1．Health-basedriskassessmentofcontaminatedsites：Acasestudy．EarthSci。enceFrontiers，2006，13(1)：230-235Abstract：onthebasisofthemethodsofhealth-

3、basedriskassessmentofcontaminatedsitesandtheinvestiga—tionoforganicpollutionintheAfactoryinChangzhou，EastChina，weassesstheintegratedhumanhealthriskofsoil，airandgroundwatercontamination．Itisconcludedthatthepollutantsarefourmonocyclicaromatichy-drocarbons，whichmaybringpathologicalchangesinl

4、iverandkidney，degeneratethenasalepitheliumandim—pairthemotorialcoordinationcapacity．Therearethreeexposurepathwaysforworkersinsidethefactoryandtheresidentslivingdowngradientofthefactory．Thisassessmentindicatesthatworkersinsidethefactory，whosimultaneouslycontactthecontaminatedsoilandbreathe

5、pollutedair，wouldsuffernon-carcinogenicim—pactswithtotalmulti—pathwaysnon-carcinogenichazardindexfortoluene，ethylbenzene，m，lYxyleneandcumenebeing2．82×10一。，4．94×10一。，1．21×10一and1．05×10一respectively，thetotaltWOpathwaymulti—substancehazardindexbeing4．26×10一and7．76×10一。respectively，andthetota

6、lexposurehazardin-dexbeing7．76×10一。．Residentslivingdowngradientofthefactory，whodrinkcontaminatedgroundwater，wouldsuffernon-carcinogenicimpactswithtotalmulti—substancehazardindexbeing1．55×10一．Thehazardindicesallarelessthanunityandthenon-carcinogenichealthriskofthisfactoryisnegligible．Keywo

7、rds：health-basedriskassessmentofcontaminatedsites；exposurepathway；non-carcinogenichazardin—dex；ChangzhouCity摘要：以常州市A厂有机污染调查为依据，采用篇中讨论的污染场地健康风险评价方法综合评价由土壤、空气、地下水污染带来的人群健康风险。综合分析表明，场地目标污染物为4种苯系物，可能对人体产生肝肾病变、鼻上皮组织恶化和运动协调能力降低等非致癌效应；污染物暴露途径主要有3条，分别暴露于厂区人群和饮用厂区下游民井井水的居民。评