Lake water quality trophic state in Middle Africa
Middle Africa: Lake water quality trophic state was 4.8% in 2021. βΌ Falling
Latest (2021)
4.8%
Change on year
up 21.1%
Rank
1st
of 19 regions
All-time high
6.7%
in 2017
All-time low
3.9%
in 2020
Years of data
5
2017β2021
Lake water quality trophic state in Middle Africa, 2017β2021
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
The most recent figure for lake water quality trophic state in Middle Africa is 4.8%, measured in 2021.
The figure is up 21.1% on the previous year and down 29.0% over five years.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 5.8% | 4.7% | 6.7% | 3 |
| 2020s | 4.4% | 3.9% | 4.8% | 2 |
Countries ranked near Middle Africa
More environment data for Middle Africa
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Historical exposure to drought β Land soil moisture anomaly -9.38 Percentage change (2025)
- Historical exposure to drought β Cropland soil moisture anomaly -9.88 Percentage change (2025)
- Temperature change 1.13 Β°C (2025)
- Standard Deviation 0.198 Β°C (2025)
- Industrial roundwood β Export quantity 1.37 million m3 (2024)
- Industrial roundwood, non-coniferous β Production 16.92 million m3 (2024)
- Industrial roundwood β Import value 1,530 1000 USD (2024)
- Industrial roundwood β Import quantity 3,754 m3 (2024)
- Industrial roundwood β Production 16.92 million m3 (2024)
Frequently asked questions
- What is lake water quality trophic state in Middle Africa?
- Lake water quality trophic state in Middle Africa was 4.8% in 2021, according to United Nations Statistics Division, SDG Global Database.
- What is the highest lake water quality trophic state recorded in Middle Africa?
- The highest recorded value was 6.7% in 2017.
- What is the lowest lake water quality trophic state recorded in Middle Africa?
- The lowest recorded value was 3.9% in 2020.
- How does Middle Africa rank for lake water quality trophic state?
- Middle Africa ranks 1st out of 19 regions with data for 2021.
- Where does this Middle Africa data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Lake water quality trophic state (%). Statizoid updates them automatically from the source API.
Download this data
CSV Β· JSON β 5 observations, free to reuse under UN SDG Global Database (open, attribution requested).