Europe
Convention on the Protection and Use of Transboundary Watercourses and International Lakes
European Integrated Pollution Prevention and Control Bureau
European Federation of Engeneering Consultancy Associations (EFCA)
European Union of National Associations of Water Suppliers and Waste Water Services EUREAU)
European Water Association (EWA)
Helsinki Rules
Wastewater Characteristics in Europe – A Survey
Water policy in the European Union