首页 | 官方网站   微博 | 高级检索  
     

基于三种污染危害评价方法的上海市郊区河网底泥重金属评价
引用本文:高阳俊,耿春女,曹勇. 基于三种污染危害评价方法的上海市郊区河网底泥重金属评价[J]. 环境工程, 2015, 33(10): 121-125. DOI: 10.13205/j.hjgc.201510027
作者姓名:高阳俊  耿春女  曹勇
作者单位:1.上海市环境科学研究院水环境研究所;2.上海应用技术学院生态技术与工程学院
摘    要:分析了上海市某一郊区河网底泥13种重金属(银、砷、铍、镉、铬、铜、镍、铅、锑、硒、铊、锌、汞)的含量,采用生态风险指数法、污染负荷指数法和地积累指数法评价了底泥重金属污染。结果表明:13种重金属均有检出,平均值分别为0.8,28.0,0.5,0.9,480.4,204.6,58.6,52.0,1.4,3.8,0.2,890.2,0.1 mg/kg;3种评价方法结果均表明河网底泥受到一定程度的重金属污染,污染贡献以4号点位的镉、铬、铜、锌较大。

关 键 词:重金属   标准样品   发展现状   对策建议

THREE ASSESSMENT METHODS ON HEAVY METALS CONTAMINATION IN RIVER SEDIMENTS OF SHANGHAI SUBURBAN AREA
Abstract:Base on three assessment methods,the paper evaluated thirteen heavy metal elements ( Ag,As,Be,Cd,Cr,Cu,Ni,Pb,Ti,Sb,Se,Zn,Hg) sampled from river in Shanghai suburban area. The results showed that thirteen heavy metals content wereabove the limit of detection,the avevage content of Ag,As,Be,Cd,Cr,Cu,Ni,Pb,Ti,Sb,Se,Zn,Hg was 0. 8, 28. 0, 0. 5, 0. 9,480. 4, 204. 6, 58. 6, 52. 0, 1. 4, 3. 8, 0. 2, 890. 2, 0. 1 mg/kg,respectively. Pollution risk assessment results showed that the sedimentswere polluted by heavy metals. The pollution contribution of Cd,Cr,Cu and Zn in four locations was much bigger.
Keywords:
本文献已被 CNKI 万方数据 等数据库收录!
点击此处可从《环境工程》浏览原始摘要信息
点击此处可从《环境工程》下载全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司    京ICP备09084417号-23

京公网安备 11010802026262号