Clean water through natural purification

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


ICPR publishes recommendations for effective reduction of micropollutants in the Rhine and its tributaries

February 8th, 2019

The International Commission for the Protection of the Rhine (ICPR) has published recommendations on how states in the Rhine catchment can further reduce micropollutant inputs into waters. They particularly concern the areas of wastewater collection and wastewater treatment systems,...

Giant plastic whale on its way to Utrecht

November 29th, 2018

Soon, the Catharijnesingel near TivoliVredenburg will see the arrival of a giant plastic whale made of five tonnes of litter that was polluting the ocean near Hawaii. The Faculty of Law, Economics and Governance of Utrecht University has arranged...

‘Kierbesluit’ in operation

November 15th, 2018

On 15th November, the day at which de Haringvliet sluices exist 47 years, minister Cora van Nieuwenhuizen (infrastructure and Water) put the ‘Kierbesluit’ into operation, together with her administrative partners of Water authority Hollandse Delta and Drinking water company...