Friederike Currle¹, Théo Blanc^4,3, Yama Tomonaga¹, Johannes Schorr³, Juliane Hollender^3,2, Rolf Kipfer^3,2, Daniel Hunkeler⁴, Philip Brunner⁴, *Oliver S. Schilling^1,3 (1.Hydrogeology, Department of Environmental Sciences, University of Basel, Switzerland, 2.ETH Zurich, Switzerland, 3.Eawag, Swiss Federal Institute of Aquatic Science and Technology, Switzerland, 4.Centre for Hydrogeology and Geothermics, University of Neuchatel, Switzerland)

*Stephanie Lisa Musy¹, Horst Dresmann¹, Yasuhiro Tawara², Yama Tomonaga^1,3, Yuji Sano⁵, Oliver S. Schilling^1,4 (1.Hydrogeology, Department of Environmental Sciences, University of Basel, Basel, Switzerland, 2.Geosphere Environmental Technology Corporation, Tokyo, Japan, 3.Entracers GmbH, Duebendorf, Switzerland, 4.Eawag, Swiss Federal Institute of Aquatic Science and Technology, Duebendorf, Switzerland , 5.Center for Advanced Marine Core Research, Kochi University)

*Yama Tomonaga^1,2, Stephanie Lisa Musy¹, Friederike Currle¹, Naoto Takahata³, Yuji Sano⁴, Oliver S. Schilling^1,5 (1.Hydrogeology, Department of Environmental Sciences, University of Basel, Switzerland, 2.Entracers GmbH, Duebendorf, Switzerland, 3.Atmosphere and Ocean Research Institute, University of Tokyo, Chiba, Japan, 4.Marine Core Research Institute, Kochi University, Kochi, Japan, 5.Eawag, Swiss Federal Institute of Aquatic Science and Technology, Duebendorf, Switzerland)

*Oliver S. Schilling^1,2, Yama Tomonaga^1,4, Pertti Ala-Aho³ (1.Hydrogeology, Department of Environmental Sciences, University of Basel, Switzerland, 2.Tracer Hydrogeology, Eawag - Swiss Federal Institute of Aquatic Science and Technology, Switzerland, 3.Snow Hydrology and Modeling, Water, Energy and Environmental Research Unit, University of Oulu, Finland, 4.Entracers GmbH, Switzerland)