DEMEAU held the first in its three part series of final events in Zurich, Switzerland on June 17-18, 2015. Hosted on the premises of Eawag just outside of Zurich in Dübendorf, attendees engaged in collaborative knowledge exchange and discussions on the final research results, conclusions and contributions of the project. The two day event brought together the expertise of the whole project consortium, where the work areas presented the final results of their work within the project.