Lake water quality turbidity in Northern Africa
Northern Africa: Lake water quality turbidity was 21.8% in 2021. ▲ Rising
Latest (2021)
21.8%
Change on year
up 6.4%
Rank
2nd
of 30 groups
All-time high
21.8%
in 2021
All-time low
14.1%
in 2018
Years of data
5
2017–2021
Lake water quality turbidity in Northern Africa, 2017–2021
Source: United Nations Statistics Division, SDG Global Database.
Analysis
In 2021, lake water quality turbidity in Northern Africa stood at 21.8%. That is the highest value across all 5 years on record.
Compared with earlier readings it is up 6.4% on the previous year and up 4.5% over five years.
Northern Africa ranks 2nd of 30 groups on this measure, in the top 10%.
Lake water quality turbidity in Northern Africa, year by year
| Year | Value | Change |
|---|---|---|
| 2017 | 20.9% | — |
| 2018 | 14.1% | -32.6% |
| 2019 | 16.4% | +16.4% |
| 2020 | 20.5% | +25.1% |
| 2021 | 21.8% | +6.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 17.1% | 14.1% | 20.9% | 3 |
| 2020s | 21.1% | 20.5% | 21.8% | 2 |
Countries ranked near Northern Africa
More environment data for Northern Africa
- Historical exposure to drought — Cropland soil moisture anomaly -13.93 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Historical exposure to drought — Land soil moisture anomaly -20 Percentage change (2025)
- Standard Deviation 0.281 °C (2025)
- Temperature change 1.61 °C (2025)
- Recovered paper — Production 701,000 t (2024)
- Total fibre furnish — Production 864,000 t (2024)
- Agricultural land — Share in Land area 27.72 % (2024)
- Nutrient potash K2O (total) — Use per area of cropland 4.57 kg/ha (2024)
- Nutrient potash K2O (total) — Use per capita 0.84 kg/cap (2024)
Frequently asked questions
- What is lake water quality turbidity in Northern Africa?
- Lake water quality turbidity in Northern Africa was 21.8% in 2021, according to United Nations Statistics Division, SDG Global Database.
- What is the highest lake water quality turbidity recorded in Northern Africa?
- The highest recorded value was 21.8% in 2021.
- What is the lowest lake water quality turbidity recorded in Northern Africa?
- The lowest recorded value was 14.1% in 2018.
- How does Northern Africa rank for lake water quality turbidity?
- Northern Africa ranks 2nd out of 30 groups with data for 2021.
- Where does this Northern Africa data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Lake water quality turbidity (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 5 observations, free to reuse under UN SDG Global Database (open, attribution requested).