Present concentration of nitrate (mg N/l) in rivers (left) and lakes (right) in European countries.

• Albania
• Austria
• Belgium
• Bosnia and Herzegovina
• Bulgaria
• Croatia
• Cyprus
• Czechia
• Denmark
• Estonia
• Finland
• France
• Germany
• Hungary
• Ireland
• Italy
• Latvia
• Lithuania
• Luxembourg
• Netherlands
• Norway
• Poland
• Romania
• Slovakia
• Slovenia
• Spain
• Sweden
• United Kingdom

Figures are based on the most recent year for which data are available: this is 2005 for all countries except for Denmark (rivers: 2004), Bosnia and Herzegovina (lakes: 2004), and Serbia and Montenegro, France and Croatia (lakes: 2003). The data are based on total oxidised nitrogen in cases where nitrate data are missing.