Reservoir minimum water area change in Africa
Africa: Reservoir minimum water area change was 11.4% in 2022. ◆ Volatile
Reservoir minimum water area change in Africa, 2000–2022
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
The most recent figure for reservoir minimum water area change in Africa is 11.4%, measured in 2022. That is the highest value across all 23 years on record.
Compared with earlier readings it is up 8.4% on the previous year and up 15.5% over ten years.
Over the whole period, reservoir minimum water area change in Africa peaked at 11.4% in 2022 and was at its lowest, -50.8%, in 2000.
That places Africa 10th out of 36 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 Africa, year by year
| Year | % | Change |
|---|---|---|
| 2000 | -50.8% | — |
| 2001 | -47.4% | -6.7% |
| 2002 | -29.0% | -38.9% |
| 2003 | -11.4% | -60.5% |
| 2004 | 3.0% | -126.0% |
| 2005 | 8.0% | +169.4% |
| 2006 | 7.6% | -5.3% |
| 2007 | 7.2% | -5.3% |
| 2008 | 8.0% | +11.6% |
| 2009 | 8.3% | +3.8% |
| 2010 | 8.7% | +4.3% |
| 2011 | 9.2% | +6.4% |
| 2012 | 9.8% | +6.4% |
| 2013 | 10.1% | +2.5% |
| 2014 | 10.1% | +0.5% |
| 2015 | 10.1% | -0.7% |
| 2016 | 9.9% | -1.6% |
| 2017 | 9.5% | -4.2% |
| 2018 | 9.5% | +0.3% |
| 2019 | 9.7% | +1.7% |
| 2020 | 9.9% | +2.8% |
| 2021 | 10.5% | +5.3% |
| 2022 | 11.4% | +8.4% |
Biggest year-on-year movements
Years where Reservoir minimum water area change in Africa changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2005 | +169.4% | 3.0% | 8.0% |
| 2004 | +126.0% | -11.4% | 3.0% |
| 2003 | +60.5% | -29.0% | -11.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | -9.7% | -50.8% | 8.3% | 10 |
| 2010s | 9.7% | 8.7% | 10.1% | 10 |
| 2020s | 10.6% | 9.9% | 11.4% | 3 |
Countries ranked near Africa
More environment data for Africa
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -7.12 Percentage change (2025)
- Historical exposure to drought — Land soil moisture anomaly -7.93 Percentage change (2025)
- Temperature change 1.32 °C (2025)
- Standard Deviation 0.213 °C (2025)
- Other industrial roundwood, non-coniferous (production) — Production 26.92 million m3 (2024)
- Primary wood and paper products (export/import) — Import value 11.21 million 1000 USD (2024)
- Industrial roundwood, non-coniferous — Production 66.41 million m3 (2024)
- Sawlogs and veneer logs — Production 39.12 million m3 (2024)
- Sawlogs and veneer logs, coniferous — Production 9.31 million m3 (2024)
Frequently asked questions
- What is reservoir minimum water area change in Africa?
- Reservoir minimum water area change in Africa was 11.4% in 2022, according to United Nations Statistics Division, SDG Global Database.
- What is the highest reservoir minimum water area change recorded in Africa?
- The highest recorded value was 11.4% in 2022.
- What is the lowest reservoir minimum water area change recorded in Africa?
- The lowest recorded value was -50.8% in 2000.
- How does Africa rank for reservoir minimum water area change?
- Africa ranks 10th out of 36 groups with data for 2022.
- Is reservoir minimum water area change rising or falling in Africa?
- Over the last ten years it is up 15.5%. The long-run trend across the full record is volatile.
- Where does this 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).