Development of the water exploitation index plus (WEI+)

• E-OBS gridded dataset, Royal Netherlands Meteorological Institute (KNMI)
• Waterbase - Water Quantity, European Environment Agency (EEA)
• Water statistics , Statistical Office of the European Union (Eurostat)
• Aquastat water database, Faostat
• OECD water database, Organisation for Economic Co-operation and Development (OECD)

• Albania
• Austria
• Belgium
• Bosnia and Herzegovina
• Bulgaria
• Croatia
• Cyprus
• Czechia
• Denmark
• Estonia
• Finland
• France
• Germany
• Greece
• Hungary
• Iceland
• Ireland
• Italy
• Kosovo (UNSCR 1244/99)
• Latvia
• Liechtenstein
• Lithuania
• Luxembourg
• Malta
• Montenegro
• Netherlands
• North Macedonia
• Norway
• Poland
• Portugal
• Romania
• Serbia
• Slovakia
• Slovenia
• Spain
• Sweden
• Switzerland
• Turkey
• United Kingdom

Methodology

WEI+ is estimated as ratio of water use versus renewable freshwater resources for a given spatial unit e.g. river basin or country level in a defined time period i.e. seasonal (quarter) or annual