Biochemical oxygen demand in rivers in Poland
Poland: Biochemical oxygen demand in rivers was 2.47 Milligrams per litre in 2023. ▼ Falling
Latest (2023)
2.47 Milligrams per litre
Change on year
down 1.2%
World rank
8th
of 28 countries
All-time high
3.11 Milligrams per litre
in 2007
All-time low
2.47 Milligrams per litre
in 2023
Years of data
17
2007–2023
Biochemical oxygen demand in rivers in Poland, 2007–2023
Source: Eurostat. Measured in Milligrams per litre.
Analysis
In 2023, biochemical oxygen demand in rivers in Poland stood at 2.47 Milligrams per litre. That is the lowest value across all 17 years on record.
That represents a change of down 1.2% on the previous year and down 11.2% over ten years.
Over the whole period, biochemical oxygen demand in rivers in Poland peaked at 3.11 Milligrams per litre in 2007 and was at its lowest, 2.47 Milligrams per litre, in 2023.
That places Poland 8th out of 28 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.
Biochemical oxygen demand in rivers in Poland, year by year
| Year | Milligrams per litre | Change |
|---|---|---|
| 2007 | 3.11 Milligrams per litre | — |
| 2008 | 3.03 Milligrams per litre | -2.6% |
| 2009 | 2.98 Milligrams per litre | -1.7% |
| 2010 | 2.93 Milligrams per litre | -1.7% |
| 2011 | 2.89 Milligrams per litre | -1.4% |
| 2012 | 2.84 Milligrams per litre | -1.7% |
| 2013 | 2.78 Milligrams per litre | -2.1% |
| 2014 | 2.73 Milligrams per litre | -1.8% |
| 2015 | 2.68 Milligrams per litre | -1.8% |
| 2016 | 2.64 Milligrams per litre | -1.5% |
| 2017 | 2.6 Milligrams per litre | -1.5% |
| 2018 | 2.57 Milligrams per litre | -1.2% |
| 2019 | 2.55 Milligrams per litre | -0.8% |
| 2020 | 2.52 Milligrams per litre | -1.2% |
| 2021 | 2.51 Milligrams per litre | -0.4% |
| 2022 | 2.5 Milligrams per litre | -0.4% |
| 2023 | 2.47 Milligrams per litre | -1.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 3.04 Milligrams per litre | 2.98 Milligrams per litre | 3.11 Milligrams per litre | 3 |
| 2010s | 2.72 Milligrams per litre | 2.55 Milligrams per litre | 2.93 Milligrams per litre | 10 |
| 2020s | 2.5 Milligrams per litre | 2.47 Milligrams per litre | 2.52 Milligrams per litre | 4 |
Countries ranked near Poland
- 5 Italy 2.59 Milligrams per litre compare
- 6 Czechia 2.51 Milligrams per litre compare
- 7 Bulgaria 2.48 Milligrams per litre compare
- 8 Poland 2.47 Milligrams per litre compare
- 10 Serbia 2.39 Milligrams per litre compare
- 11 Slovakia 2.16 Milligrams per litre compare
- 11 Slovakia 2.16 Milligrams per litre compare
More reference data data for Poland
- Cooling and heating degree days by NUTS 2 regions - annual data 12.96 % change on previous year (2025)
- Cooling and heating degree days by NUTS 2 regions - monthly data 1.6 % change on previous year (2025)
- Exposure to extreme temperature — Annual temperature change 1.83 Degrees celsius (2023)
- Exposure to extreme precipitation — Annual precipitation change 97.85 Millimetres per year (2023)
- Cooling and heating degree days by NUTS 2 regions - monthly data 487.83 Number (2025)
- Cooling and heating degree days by NUTS 2 regions - annual data 3,098 Number (2025)
- IPAC Dashboard indicators — Geothermal 41.59 Index (2025)
- Africa's Development Dynamics (AfDD) Table 08 - Sectoral breakdown of 35.87 Percentage of GDP (2022)
- Africa's Development Dynamics (AfDD) Table 08 - Sectoral breakdown of 25 Percentage of GDP (2022)
- Africa's Development Dynamics (AfDD) Table 08 - Sectoral breakdown of 6.53 Percentage of GDP (2022)
Frequently asked questions
- What is biochemical oxygen demand in rivers in Poland?
- Biochemical oxygen demand in rivers in Poland was 2.47 Milligrams per litre in 2023, according to Eurostat.
- What is the highest biochemical oxygen demand in rivers recorded in Poland?
- The highest recorded value was 3.11 Milligrams per litre in 2007.
- What is the lowest biochemical oxygen demand in rivers recorded in Poland?
- The lowest recorded value was 2.47 Milligrams per litre in 2023.
- How does Poland rank for biochemical oxygen demand in rivers?
- Poland ranks 8th out of 28 countries with data for 2023.
- Is biochemical oxygen demand in rivers rising or falling in Poland?
- Over the last ten years it is down 11.2%. The long-run trend across the full record is falling.
- Where does this Poland 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).