Annual percentage change in primary energy from hydropower in OECD (EI)
OECD (EI): Annual percentage change in primary energy from hydropower was -3.7% in 2025. ◆ Volatile
Annual percentage change in primary energy from hydropower in OECD (EI), 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 OECD (EI) stood at -3.7%.
Compared with earlier readings it is down 195.9% on the previous year and down 304.9% over ten years.
Over the whole period, annual percentage change in primary energy from hydropower in OECD (EI) peaked at 9.6% in 1974 and was at its lowest, -7.3%, in 2001.
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 | 4.0% | 2.7% | 5.7% | 4 |
| 1970s | 3.0% | -3.5% | 9.6% | 10 |
| 1980s | 0.6% | -2.6% | 4.4% | 10 |
| 1990s | 1.6% | -3.3% | 6.9% | 10 |
| 2000s | -0.2% | -7.3% | 4.2% | 10 |
| 2010s | 0.6% | -2.3% | 2.9% | 10 |
| 2020s | -0.7% | -3.8% | 3.8% | 6 |
Countries ranked near OECD (EI)
More reference data data for OECD (EI)
- Electricity generation from wind 1,228 terawatt-hours (2025)
- Share of electricity production by source 15.8% (2025)
- Electricity generation from fossil fuels, nuclear and renewables 5,575 terawatt-hours (2025)
- Annual change in primary energy from oil 9.22 terawatt-hours (2025)
- Annual percentage change in primary energy from oil 0.0% (2025)
- Annual change in primary energy from hydropower -53.01 terawatt-hours (2025)
- Annual change in primary energy from wind 23.51 terawatt-hours (2025)
- Annual change in primary energy from gas 270.21 terawatt-hours (2025)
- Annual percentage change in primary energy from gas 1.5% (2025)
- Annual percentage change in primary energy from wind 2.0% (2025)
Frequently asked questions
- What is annual percentage change in primary energy from hydropower in OECD (EI)?
- Annual percentage change in primary energy from hydropower in OECD (EI) was -3.7% 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 OECD (EI)?
- The highest recorded value was 9.6% in 1974.
- What is the lowest annual percentage change in primary energy from hydropower recorded in OECD (EI)?
- The lowest recorded value was -7.3% in 2001.
- How does OECD (EI) rank for annual percentage change in primary energy from hydropower?
- OECD (EI) ranks 2nd out of 3 groups with data for 2025.
- Is annual percentage change in primary energy from hydropower rising or falling in OECD (EI)?
- Over the last ten years it is down 304.9%. The long-run trend across the full record is volatile.
- Where does this OECD (EI) 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.