This indicator is defined as the mean annual BOD5 in rivers, weighted by the number of measuring stations. BOD5 is is a measure of the amount of oxygen required by aerobic microorganisms to decompose organic substances in a water sample over a period of five days in the dark at 20°C.
Data host:
Eurostat
Unit of Measurement:
mg O2/L
Link to Data:
Type of Indicator source:
- Statistical office
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