National Geological Survey of Denmark and Greenland (GEUS),
University of Copenhagen, Department of Plant and Environmental Sciences (KU-PLEN),
The five largest water supplies in Denmark (HOFOR, Aarhus Vand, Vandcenter Syd, TREFOR and Novafos),
The Danish Environmental Protection Agency,
Danish Regions,
Eurofins Environment,
The Nordic Plastic Pipe Association (NPG Denmark),
Denmark's Environment Portal,
DANVA,
German Federal Institute of Hydrology Hydrological Institute of Germany (BfG),
German Environment Agency (UBA), and
The German Water Supply in Langenau (Zweckverband Landeswasserversorgung).
