Annual percentage change in primary energy from hydropower in Belgium
Belgium: Annual percentage change in primary energy from hydropower was -32.0% in 2025. ◆ Volatile
Annual percentage change in primary energy from hydropower in Belgium, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, annual percentage change in primary energy from hydropower in Belgium stood at -32.0%.
That represents a change of down 189.8% on the previous year and down 456.9% over ten years.
Over the whole period, annual percentage change in primary energy from hydropower in Belgium peaked at 105.5% in 1977 and was at its lowest, -45.5%, in 1971.
Belgium ranks 63rd of 68 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | -3.4% | -20.4% | 9.9% | 4 |
| 1970s | 7.7% | -45.5% | 105.5% | 10 |
| 1980s | 4.4% | -18.2% | 37.1% | 10 |
| 1990s | 4.4% | -29.3% | 48.9% | 10 |
| 2000s | 1.9% | -31.4% | 34.9% | 10 |
| 2010s | 3.3% | -37.2% | 82.1% | 10 |
| 2020s | 10.3% | -35.2% | 56.7% | 6 |
Countries ranked near Belgium
More reference data data for Belgium
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- Winter temperature anomalies 1.84 °C (2025)
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Frequently asked questions
- What is annual percentage change in primary energy from hydropower in Belgium?
- Annual percentage change in primary energy from hydropower in Belgium was -32.0% in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest annual percentage change in primary energy from hydropower recorded in Belgium?
- The highest recorded value was 105.5% in 1977.
- What is the lowest annual percentage change in primary energy from hydropower recorded in Belgium?
- The lowest recorded value was -45.5% in 1971.
- How does Belgium rank for annual percentage change in primary energy from hydropower?
- Belgium ranks 63rd out of 68 countries with data for 2025.
- Is annual percentage change in primary energy from hydropower rising or falling in Belgium?
- Over the last ten years it is down 456.9%. The long-run trend across the full record is volatile.
- Where does this Belgium data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Annual percentage change in primary energy from hydropower. Statizoid updates them automatically from the source API.
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About this data
Percentage change in total energy supply relative to the previous year.