Biochemical oxygen demand in rivers in Belgium
Belgium: Biochemical oxygen demand in rivers was 1.93 Milligrams per litre in 2023. ▼ Falling
Biochemical oxygen demand in rivers in Belgium, 2007–2023
Source: Eurostat. Measured in Milligrams per litre.
Analysis
In 2023, biochemical oxygen demand in rivers in Belgium stood at 1.93 Milligrams per litre. That is the lowest value across all 17 years on record.
That represents a change of down 0.5% on the previous year and down 27.2% over ten years.
Over the whole period, biochemical oxygen demand in rivers in Belgium peaked at 3.16 Milligrams per litre in 2007 and was at its lowest, 1.93 Milligrams per litre, in 2023.
That places Belgium 11th out of 21 countries with data for 2023, putting it in the middle of the range.
The long-run direction has been consistently falling across the 17 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 3.03 Milligrams per litre | 2.92 Milligrams per litre | 3.16 Milligrams per litre | 3 |
| 2010s | 2.52 Milligrams per litre | 2.12 Milligrams per litre | 2.86 Milligrams per litre | 10 |
| 2020s | 1.97 Milligrams per litre | 1.93 Milligrams per litre | 2.04 Milligrams per litre | 4 |
Countries ranked near Belgium
More reference data data for Belgium
- Spring temperature anomalies 1.66 °C (2026)
- Summer temperature anomalies 3.25 °C (2026)
- Temperature anomalies by month 0.0177 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 0.4336 °C (2025)
- Winter temperature anomalies 1.84 °C (2025)
- Consumer price index 145.66 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is biochemical oxygen demand in rivers in Belgium?
- Biochemical oxygen demand in rivers in Belgium was 1.93 Milligrams per litre in 2023, according to Eurostat.
- What is the highest biochemical oxygen demand in rivers recorded in Belgium?
- The highest recorded value was 3.16 Milligrams per litre in 2007.
- What is the lowest biochemical oxygen demand in rivers recorded in Belgium?
- The lowest recorded value was 1.93 Milligrams per litre in 2023.
- How does Belgium rank for biochemical oxygen demand in rivers?
- Belgium ranks 11th out of 21 countries with data for 2023.
- Is biochemical oxygen demand in rivers rising or falling in Belgium?
- Over the last ten years it is down 27.2%. The long-run trend across the full record is falling.
- Where does this Belgium data come from?
- The figures come from Eurostat, published as part of Biochemical oxygen demand in rivers. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 17 observations, free to reuse under CC BY 4.0 (Eurostat).