Biochemical oxygen demand in rivers (source: EEA)
methods, notes and classification
- Geopolitical entity (reporting)
- 00 European Union (aggregate changing according to the context)
- 01 Belgium
- 02 Bulgaria
- 03 Czechia
- 04 Estonia
- 05 Ireland
- 06 Spain
- 07 Croatia
- 08 Italy
- 09 Cyprus
- 0a Latvia
- 0b Lithuania
- 0c Austria
- 0d Poland
- 0e Romania
- 0f Slovenia
- 0g Slovakia
- 0h Finland
- 0i Sweden
- 0j North Macedonia
- 0k Albania
- 0l Serbia