1. Institute for Environment, Health and Safety; Belgian Nuclear Research Centre (SCK•CEN); Boeretang 200 BE-2400 Mol Belgium
2. Department of Earth and Environmental Sciences; KU Leuven; Celestijnenlaan 200e - bus 2410 BE-3001 Heverlee Belgium
3. Groundwater Hydrology Program; CSIRO Land and Water; Waite Road-Gate 4 Glen Osmond SA 5064 Australia
4. Department of Hydrology and Hydraulic Engineering; Vrije Universiteit Brussel; Pleinlaan 2 BE-1050 Brussels Belgium
5. School of the Environment; Flinders University; GPO Box 2100 Adelaide SA 5001 Australia
6. Hydrogeology and Environmental Geology, Department of Architecture, Geology Environment and Civil Engineering (ArGEnCo) and Aquapole; Université de Liège; B.52/3 Sart-Tilman BE-4000 Liège Belgium