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Oxygen consuming substances in European rivers (Indicator)
Key messages: Biochemical oxygen demand (BOD) levels in European rivers halved between 1992 and 2022. However, levels have remained steady at around 2.7mg O 2 /l since 2010. ... The decrease in BOD and ammonium concentrations is due to improvements in wastewater treatment. ...
3 Mar 2025
Topics: Water, Pollution
![[object Object]](https://www.eea.europa.eu/en/european-zero-pollution-dashboards/indicators/oxygen-consuming-substances-in-european-rivers-indicator/@@images/preview_image-400-49be0fa25448190fe594726bdb970eec.png)
Biochemical oxygen demand and ammonium in European Rivers
This figure shows the trends in biochemical oxygen demand (BOD) and ammonium in European rivers. ...
18 Dec 2024
Topics: Water, Agriculture and food, Pollution
![[object Object]](https://www.eea.europa.eu/en/analysis/indicators/oxygen-consuming-substances-in-european-rivers/biochemical-oxygen-demand-and-ammonium/@@images/preview_image-400-27e98c00a1037068dcfc6a5c9544f326.svg)
Oxygen consuming substances in European rivers
Biochemical oxygen demand (BOD) fell to half of the 1992 level, but has been fluctuating at around 2.7mgO 2 /l since 2010. Ammonium concentrations fell to 20% of the 1992 level. ... The decrease in BOD and ammonium concentrations is a consequence of the improvement in wastewater treatment. ...
18 Dec 2024
Topics: Water
[EU SDG 06_30] Biochemical oxygen demand in rivers
The indicator shows biochemical oxygen demand (BOD) concentration in rivers, which is the amount of oxygen needed by microorganisms for aerobic decomposition of organic matter. ...
18 Dec 2024
Topics: Pollution, Water, Sustainability
Biochemical oxygen demand and ammonium in European Rivers
This figure shows the trends in biochemical oxygen demand (BOD) and ammonium in European rivers. ...
15 Dec 2023
Topics: Agriculture and food, Water, Pollution
![[object Object]](https://www.eea.europa.eu/en/analysis/maps-and-charts/biochemical-oxygen-demand-and-ammonium-2/@@images/preview_image-400-b9e231f2a798216103d70940beb48809.png)
Biochemical oxygen demand in European rivers
Note: This figure shows the trends in biochemical oxygen demand (BOD) in European rivers. Related content References and footnotes ...
15 Dec 2023
Topics: Water, Biodiversity, Agriculture and food
![[object Object]](https://www.eea.europa.eu/en/analysis/maps-and-charts/bod-rivers-5/@@images/preview_image-400-cacd654262d92e877abc685b8f1d3fb6.svg)
Status of biochemical oxygen demand in rivers in European countries
Notes:- This figure shows the current status of biochemical oxygen demand (BOD) in rivers in European Countries.- *: Kosovo (under UNSC Resolution 1244/99) ...
15 Dec 2023
Topics: Water, Agriculture and food, Pollution
![[object Object]](https://www.eea.europa.eu/en/analysis/maps-and-charts/data-visualizationstatus-of-biochemical-oxygen/@@images/preview_image-400-0402e46c35e3e29f8dbd64cfb5afb5d8.svg)
Biophysical parameter
A biophysical parameter is a measurable characteristic that can help in defining a particular system. It can cover individual substances, groups of substances or be defined by its measurement method like turbidity or the mesurement of oxygen consumpt…
16 Jan 2024
Topics: Water
BOD in rivers
Data Visualization BOD in rivers Data Visualization Created 31 Aug 2020 Published 31 Aug 2020 Last modified 10 Mar 2022 1 min read This item is open for comments. ... b025ef89a13b437a867912f6e10b0ed9 - Permalink to latest version - GS9HOWVKC0 Older versions Geographic coverage Temporal coverage 2016-2018 For references, please go to https://www.eea.europa.eu/data-and-maps/daviz/bod-in-rivers ...
31 Aug 2020
Topics: Water
- BOD5 Legend
Note: Concentrations are expressed as annual mean concentrations. Only complete series after inter/extrapolation are included (see indicator specification). Two time series are depicted – the longer time series with less stations and the shorter time…
31 Aug 2020
Topics: Water
![[object Object]](https://www.eea.europa.eu/en/analysis/maps-and-charts/rivers-bod5-and-ammonium-trend-5-googlechartid_chart_12/@@images/preview_image-400-26d5a03c761118600d02bf4e3a0b3b28.svg)