伊通河长春段地表水重金属含量的调查与评价

在对伊通河长春段6个地表水监测断面的4项重金属指标（Cu，Pb，Zn，Cd）的检测基础上，参照国内的有关标准（GB3838—2002），运用单因子污染指数评价法，对各监测点的主要重金属元素进行了评价分析。结果表明，经过近10年的综合整治，伊通河长春段地表水已达到地表水环境质量标准（GB3838—2002）中Ⅲ类水体的要求。

Investigation and Appraisal of the Heavy Metal Content in the Surface Water of Changchun Section of Yitong River

The article analyzes and appraises the major heavy metals in every testing points after testing the four heavy metal indexes(Cu,Pb,Zn,Cd) of six testing cross sections of the surface water of Changchun Section of Yitong River, consulting related standards in China(GB3838-2002) and using the simple factor index appraisal.The result indicates that after ten years of comprehensive improvements,the surface water here has reached the requirements of the standard(GB3838-2002) for the third-category water system.