Application of δ18O, δD, 3H-3He and CFCs to characterize the nitrate contamination of groundwater in Eumsung, Korea

YeoJin Ju1, Dugin Kaown2, Doshik Hahm3, Intae KIM3, Seong-Sun Lee4, Eun Hee Koh1, Minjeong Kim3, Yoon Yeol Yoon5 and Kang Kun Lee6, (1)Seoul National University, Seoul, Korea, Republic of (South), (2)Seoul National University, School of Earth and Environmental Science, Seoul, Korea, Republic of (South), (3)KOPRI Korea Polar Research Institute, Incheon, Korea, Republic of (South), (4)Seoul National University, School of Earth and Environmental Sciences, Seoul, Korea, Republic of (South), (5)KIGAM Korea Institute of Geoscience and Mineral Resources, Daejeon, Korea, Republic of (South), (6)Seoul National University, School of Earth and Environmental Sciences, Seoul, South Korea