Annual change in primary energy from hydropower in OECD (EI)
OECD (EI): Annual change in primary energy from hydropower was -53.01 terawatt-hours in 2025. ◆ Volatile
Annual 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 terawatt-hours.
Analysis
In 2025, annual change in primary energy from hydropower in OECD (EI) stood at -53.01 terawatt-hours.
Compared with earlier readings it is down 199.6% on the previous year and down 304.0% over ten years.
Over the whole period, annual change in primary energy from hydropower in OECD (EI) peaked at 90.66 terawatt-hours in 1974 and was at its lowest, -101.77 terawatt-hours, 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 | 30.19 terawatt-hours | 20.21 terawatt-hours | 41.16 terawatt-hours | 4 |
| 1970s | 28.22 terawatt-hours | -36.31 terawatt-hours | 90.66 terawatt-hours | 10 |
| 1980s | 7.3 terawatt-hours | -32.08 terawatt-hours | 51.33 terawatt-hours | 10 |
| 1990s | 20.25 terawatt-hours | -42.65 terawatt-hours | 87.2 terawatt-hours | 10 |
| 2000s | -2.81 terawatt-hours | -101.77 terawatt-hours | 55.5 terawatt-hours | 10 |
| 2010s | 8.7 terawatt-hours | -34.09 terawatt-hours | 40.01 terawatt-hours | 10 |
| 2020s | -11.06 terawatt-hours | -55.38 terawatt-hours | 53.24 terawatt-hours | 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 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 hydropower -3.7% (2025)
- Annual percentage change in primary energy from wind 2.0% (2025)
Frequently asked questions
- What is annual change in primary energy from hydropower in OECD (EI)?
- Annual change in primary energy from hydropower in OECD (EI) was -53.01 terawatt-hours 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 change in primary energy from hydropower recorded in OECD (EI)?
- The highest recorded value was 90.66 terawatt-hours in 1974.
- What is the lowest annual change in primary energy from hydropower recorded in OECD (EI)?
- The lowest recorded value was -101.77 terawatt-hours in 2001.
- How does OECD (EI) rank for annual change in primary energy from hydropower?
- OECD (EI) ranks 3rd out of 3 groups with data for 2025.
- Is annual change in primary energy from hydropower rising or falling in OECD (EI)?
- Over the last ten years it is down 304.0%. 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 change in primary energy from hydropower. Statizoid updates them automatically from the source API.
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About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.