Reservoir minimum water area change in Southern Africa
Southern Africa: Reservoir minimum water area change was -4.7% in 2022. ◆ Volatile
Reservoir minimum water area change in Southern Africa, 2000–2022
Source: United Nations Statistics Division, SDG Global Database.
Analysis
In 2022, reservoir minimum water area change in Southern Africa stood at -4.7%.
The figure is up 59.5% on the previous year and down 173.6% over ten years.
Over the whole period, reservoir minimum water area change in Southern Africa peaked at 8.0% in 2013 and was at its lowest, -11.5%, in 2021.
That places Southern Africa 31st out of 31 groups with data for 2022, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Reservoir minimum water area change in Southern Africa, year by year
| Year | Value | Change |
|---|---|---|
| 2000 | -8.0% | — |
| 2001 | 1.2% | -114.6% |
| 2002 | 6.0% | +413.7% |
| 2003 | 5.9% | -1.9% |
| 2004 | 3.4% | -42.1% |
| 2005 | 0.2% | -94.4% |
| 2006 | -5.8% | -3125.0% |
| 2007 | -5.8% | +1.1% |
| 2008 | -7.9% | +35.2% |
| 2009 | -4.8% | -38.7% |
| 2010 | -0.4% | -92.4% |
| 2011 | 5.1% | -1503.5% |
| 2012 | 6.3% | +23.5% |
| 2013 | 8.0% | +26.3% |
| 2014 | 6.4% | -20.2% |
| 2015 | 6.3% | -1.5% |
| 2016 | 3.2% | -49.6% |
| 2017 | -4.5% | -241.0% |
| 2018 | -7.0% | +57.8% |
| 2019 | -7.8% | +10.3% |
| 2020 | -11.3% | +44.8% |
| 2021 | -11.5% | +2.3% |
| 2022 | -4.7% | -59.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | -1.6% | -8.0% | 6.0% | 10 |
| 2010s | 1.6% | -7.8% | 8.0% | 10 |
| 2020s | -9.1% | -11.5% | -4.7% | 3 |
Countries ranked near Southern Africa
More environment data for Southern Africa
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Historical exposure to drought — Land soil moisture anomaly 4.17 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly 7.61 Percentage change (2025)
- Temperature change 0.892 °C (2025)
- Standard Deviation 0.282 °C (2025)
- Industrial roundwood — Export quantity 427,327 m3 (2024)
- Industrial roundwood, non-coniferous — Production 9.63 million m3 (2024)
- Industrial roundwood — Import value 35,013 1000 USD (2024)
- Industrial roundwood — Import quantity 161,260 m3 (2024)
- Industrial roundwood — Production 17.26 million m3 (2024)
Frequently asked questions
- What is reservoir minimum water area change in Southern Africa?
- Reservoir minimum water area change in Southern Africa was -4.7% in 2022, according to United Nations Statistics Division, SDG Global Database.
- What is the highest reservoir minimum water area change recorded in Southern Africa?
- The highest recorded value was 8.0% in 2013.
- What is the lowest reservoir minimum water area change recorded in Southern Africa?
- The lowest recorded value was -11.5% in 2021.
- How does Southern Africa rank for reservoir minimum water area change?
- Southern Africa ranks 31st out of 31 groups with data for 2022.
- Is reservoir minimum water area change rising or falling in Southern Africa?
- Over the last ten years it is down 173.6%. The long-run trend across the full record is volatile.
- Where does this Southern 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.
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