Delft University of Technology, Faculty of Civil Engineering and Geosciences, Department of Water Management, P.O. Box 5048, 2600 GA, Delft, The Netherlands

PWN Water Supply Company North-Holland, P.O. Box 2113, 1990 AC, Velserbroek, The Netherlands

KWR, Watercycle Research Institute, Groningenhaven 7, 3433 PE, Nieuwegein, The Netherlands

Delft Center for Systems and Control, Delft University of Technology, Mekelweg 2, 2628 CD Delft, The Netherlands

DHV, P.O. Box 1132, 3800 BC, Amersfoort, The Netherlands

Vitens, P.O. Box 1090, 8200 BB, Lelystad, The Netherlands

Delft University of Technology, Faculty of Civil Engineering and Geosciences, Department of Water Management, P.O. Box 5048, 2600 GA, Delft, The Netherlands