National Long-Term Surveillance of Swiss Rivers
Federal Office for the Environment FOENAPIHTMLSERVICEWMSWMTS
Datasets
The National River Monitoring and Survey Programme (NADUF) tracks the concentrations of substances occurring in selected Swiss watercourses. NADUF, launched in 1972, is a project run jointly by the FOEN, the Swiss Federal Institute of Aquatic Science and Technology (Eawag) and, since 2003, the Swiss Federal Institute for Forest, Snow and Landscape Research (WSL).