1. Institute of Groundwater Management Technische Universität Dresden Bergstraße 66 01069 Dresden Germany
2. Section of Hydrogeology and Hydrochemistry Technische Universität Bergakademie Freiberg Freiberg Germany
3. Department of Environmental Informatics Helmholtz‐Centre for Environmental Research Leipzig Germany
4. Department of Monitoring and Exploration Technologies Helmholtz‐Centre for Environmental Research Leipzig Germany