The state of the Rhine is monitored from Switzerland down to the Netherlands. The situation of monitoring stations is indicated on the map of the Rhine watershed.
Biological monitoring and the classification of water plants, algae, fish and invertebrates are of great importance. Characteristics such as water structure (eco-morphological quality) are included into the investigations.
Report on the Coordination of Surveillance Monitoring Programmes in the Rhine River District (PDF 4,5 MB)
Rhine Monitoring Programme - Chemical Component 2015-2020 (This document is only available in German, French and Dutch.)
Parameter list of the Rhine Monitoring Programme - Chemical Component 2015-2020 (This text is only available in German, French and Dutch.)