Present concentration of nitrate in groundwater bodies in European countries

Figures are based on the most recent year for which data are available (annual average concentrations): this is 2005 for all countries except for Italy (2001), Portugal (2003) and Belgium, Finland, Greece, Hungary, Iceland, Lichtenstein and United Kingdom (all 2004).
Geographical coverage note: Denmark, Germany, Malta, United Kingdom, Luxembourg, Portugal, Liechtenstein, Norway, Belgium, Austria, Slovakia, Czech Republic, Bulgaria, Spain, Slovenia, France, Greece, Italy, Cyprus, Netherlands, Poland, Ireland, Iceland, Albania, Estonia, Lithuania, Finland, Hungary, Latvia, Sweden