Clean water through natural purification

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


Research: better water quality protection needed

June 19th, 2024

The Environment and Transport Inspectorate (ILT) of the Netherlands has published a signal report stating that better protection of water quality is needed. It argues that licensing, monitoring and enforcement have too little grip on emissions of problem substances,...

PFAS: A Challenge for Water Companies

June 6th, 2024

PFAS (poly- and perfluoroalkyl substances) are a growing concern for water companies worldwide. Known for their water- and grease-repellent properties, these substances are used in a wide range of products, from cookware to water-repellent clothing. But their persistence in...

Elevated concentrations of Dimethenamide in the Rhine near Bad Godesberg

June 5th, 2024

On 23 May, the Landesamt für Natur, Umwelt und Verbraucherschutz Nordrhein-Westfalen (LANUV) reported elevated concentrations of the plant protection products Dimethenamide and Metolachlor in the Rhine near Bad Godesberg. Since 17 May 2024, these elevated values have been observed...