Clean water through natural purification

RIWA strives for a quality of surface water that a natural purification is sufficient to prepare impeccable drinking water.


RIWA-Rijn: Water quality of the Rhine falls short of targets

September 4th, 2023

More needs to be done to improve the water quality of the Rhine. This is what RIWA-Rijn, the association of drinking water companies using surface water from the Rhine for the preparation of drinking water, argues in its annual...

RIWA-Rijn participates in UN 2023 Water Conference in New York

March 20th, 2023

The UN 2023 Water Conference will take place in New York on 22-24 March. RIWA-Rijn will participate in the conference. To help us out during this event, we invited students from the Technical University in Delft (studying wastewater treatment,...

Graphs Chapter 1 Annual Report The Rhine 2021 now available in pdf

March 20th, 2023

All graphs from Chapter 1 ‘The quality of Rhine water in 2021’ of the Annual Report 2021 The Rhine have been compiled in a pdf and published on our website. The concentrations of the substances were compared to target...