Reservoir minimum water area change in Sub-Saharan Africa
Sub-Saharan Africa: Reservoir minimum water area change was 9.6% in 2022. ◆ Volatile
Reservoir minimum water area change in Sub-Saharan Africa, 2000–2022
Source: United Nations Statistics Division, SDG Global Database.
Analysis
In 2022, reservoir minimum water area change in Sub-Saharan Africa stood at 9.6%.
The figure is up 8.3% on the previous year and up 1.2% over ten years.
Over the whole period, reservoir minimum water area change in Sub-Saharan Africa peaked at 9.8% in 2013 and was at its lowest, -50.3%, in 2000.
That places Sub-Saharan Africa 10th out of 31 groups with data for 2022, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Reservoir minimum water area change in Sub-Saharan Africa, year by year
| Year | Value | Change |
|---|---|---|
| 2000 | -50.3% | — |
| 2001 | -47.6% | -5.3% |
| 2002 | -29.2% | -38.8% |
| 2003 | -11.6% | -60.1% |
| 2004 | 3.7% | -132.0% |
| 2005 | 9.1% | +144.2% |
| 2006 | 8.7% | -4.0% |
| 2007 | 8.4% | -3.5% |
| 2008 | 8.3% | -2.1% |
| 2009 | 8.5% | +3.2% |
| 2010 | 8.7% | +2.5% |
| 2011 | 9.1% | +4.5% |
| 2012 | 9.5% | +4.2% |
| 2013 | 9.8% | +3.2% |
| 2014 | 9.8% | -0.1% |
| 2015 | 9.7% | -0.6% |
| 2016 | 9.3% | -4.1% |
| 2017 | 8.8% | -5.8% |
| 2018 | 8.6% | -2.3% |
| 2019 | 8.5% | -0.5% |
| 2020 | 8.5% | -0.7% |
| 2021 | 8.9% | +4.8% |
| 2022 | 9.6% | +8.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | -9.2% | -50.3% | 9.1% | 10 |
| 2010s | 9.2% | 8.5% | 9.8% | 10 |
| 2020s | 9.0% | 8.5% | 9.6% | 3 |
Countries ranked near Sub-Saharan Africa
More environment data for Sub-Saharan Africa
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Historical exposure to drought — Land soil moisture anomaly -7.11 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -6.36 Percentage change (2025)
- Standard Deviation 0.223 °C (2025)
- Temperature change 1.21 °C (2025)
- Nitrous oxide (N2O) emissions (total) excluding LULUCF 305.43 Mt CO2e (2024)
- Aquaculture production 904,662 metric tons (2024)
- Nitrous oxide (N2O) emissions from Power Industry (Energy) 2.29 Mt CO2e (2024)
- Nitrous oxide (N2O) emissions from Transport (Energy) 2.96 Mt CO2e (2024)
- Permanent meadows and pastures — Share in Agricultural land 72.81 % (2024)
Frequently asked questions
- What is reservoir minimum water area change in Sub-Saharan Africa?
- Reservoir minimum water area change in Sub-Saharan Africa was 9.6% in 2022, according to United Nations Statistics Division, SDG Global Database.
- What is the highest reservoir minimum water area change recorded in Sub-Saharan Africa?
- The highest recorded value was 9.8% in 2013.
- What is the lowest reservoir minimum water area change recorded in Sub-Saharan Africa?
- The lowest recorded value was -50.3% in 2000.
- How does Sub-Saharan Africa rank for reservoir minimum water area change?
- Sub-Saharan Africa ranks 10th out of 31 groups with data for 2022.
- Is reservoir minimum water area change rising or falling in Sub-Saharan Africa?
- Over the last ten years it is up 1.2%. The long-run trend across the full record is volatile.
- Where does this Sub-Saharan Africa data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Reservoir minimum water area change (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 23 observations, free to reuse under UN SDG Global Database (open, attribution requested).