*Shyh-Wei Chen¹、Ming-Yang Syue²、I HSIN LEE³、Chia Hsin Li³、Yihsin Lai³、Bo-Wei Power Liang³ (1.Chung Yuan Christian Univ. Taiwan、2.Soil and Groundwater Pollution Remediation Fund Management Board, EPA, Taiwan、3.Sinotech Engineering Service LTD., Taiwan)