Presentations, photos, movies and background information of the excursions.
Excursions :
| Item # | Topic(s) | Location |
| 01 | Dune infiltration – Infiltrated surface water treatment | Monster (DZH) |
| 02 | Groundwater abstraction and treatment | Ridderkerk (Oasen) |
| 03 | Surface water treatment | Heemskerk (PWN) |
| 04 | Process water treatment – Swimming pools | IJmuiden |
| 05 | Surface water treatment | Amsterdam (Waternet) |