methods, notes and classification Biochemical oxygen demand in rivers (source: EEA) methods, notes and classification

    • Unit of measure
      • 00 Milligrams per litre
    • Geopolitical entity (reporting)
      • 000 European Union (aggregate changing according to the context)
      • 001 Belgium
      • 002 Bulgaria
      • 003 Czechia
      • 004 Germany
      • 005 Estonia
      • 006 Ireland
      • 007 Spain
      • 008 Croatia
      • 009 Italy
      • 00a Cyprus
      • 00b Latvia
      • 00c Lithuania
      • 00d Austria
      • 00e Poland
      • 00f Portugal
      • 00g Romania
      • 00h Slovenia
      • 00i Slovakia
      • 00j Finland
      • 00k Serbia
      • 00l Kosovo*