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
Latest (2025)
-53.01 terawatt-hours
Change on year
down 199.6%
Rank
2nd
of 2 groups
All-time high
90.66 terawatt-hours
in 1974
All-time low
-101.77 terawatt-hours
in 2001
Years of data
60
1966–2025
Annual change in primary energy from hydropower in OECD (EI), 1966–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – 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.
Annual change in primary energy from hydropower in OECD (EI), year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1966 | 41.16 terawatt-hours | — |
| 1967 | 20.21 terawatt-hours | -50.9% |
| 1968 | 21.73 terawatt-hours | +7.6% |
| 1969 | 37.68 terawatt-hours | +73.4% |
| 1970 | 24.14 terawatt-hours | -35.9% |
| 1971 | 36.19 terawatt-hours | +49.9% |
| 1972 | 39.1 terawatt-hours | +8.1% |
| 1973 | 2.2 terawatt-hours | -94.4% |
| 1974 | 90.66 terawatt-hours | +4023.1% |
| 1975 | 1.22 terawatt-hours | -98.7% |
| 1976 | -36.31 terawatt-hours | -3074.5% |
| 1977 | 7.03 terawatt-hours | -119.4% |
| 1978 | 71.77 terawatt-hours | +920.6% |
| 1979 | 46.17 terawatt-hours | -35.7% |
| 1980 | -6.87 terawatt-hours | -114.9% |
| 1981 | 16.81 terawatt-hours | -344.6% |
| 1982 | 30.62 terawatt-hours | +82.1% |
| 1983 | 51.33 terawatt-hours | +67.6% |
| 1984 | 3.25 terawatt-hours | -93.7% |
| 1985 | -1.32 terawatt-hours | -140.5% |
| 1986 | -5.77 terawatt-hours | +338.1% |
| 1987 | 1.93 terawatt-hours | -133.5% |
| 1988 | 15.07 terawatt-hours | +680.1% |
| 1989 | -32.08 terawatt-hours | -312.9% |
| 1990 | 38.7 terawatt-hours | -220.6% |
| 1991 | 14.46 terawatt-hours | -62.6% |
| 1992 | -12.98 terawatt-hours | -189.8% |
| 1993 | 76.54 terawatt-hours | -689.6% |
| 1994 | -42.65 terawatt-hours | -155.7% |
| 1995 | 87.2 terawatt-hours | -304.5% |
| 1996 | 36.1 terawatt-hours | -58.6% |
| 1997 | 25.37 terawatt-hours | -29.7% |
| 1998 | -33.45 terawatt-hours | -231.9% |
| 1999 | 13.27 terawatt-hours | -139.7% |
| 2000 | 4.23 terawatt-hours | -68.1% |
| 2001 | -101.77 terawatt-hours | -2504.0% |
| 2002 | 23.43 terawatt-hours | -123.0% |
| 2003 | -23.63 terawatt-hours | -200.8% |
| 2004 | 31 terawatt-hours | -231.2% |
| 2005 | 11.84 terawatt-hours | -61.8% |
| 2006 | 23.66 terawatt-hours | +99.8% |
| 2007 | -35.36 terawatt-hours | -249.4% |
| 2008 | 55.5 terawatt-hours | -256.9% |
| 2009 | -17.04 terawatt-hours | -130.7% |
| 2010 | 40.01 terawatt-hours | -334.7% |
| 2011 | 36.84 terawatt-hours | -7.9% |
| 2012 | 4.43 terawatt-hours | -88.0% |
| 2013 | 17.36 terawatt-hours | +291.9% |
| 2014 | -21.73 terawatt-hours | -225.2% |
| 2015 | -13.12 terawatt-hours | -39.6% |
| 2016 | 28.26 terawatt-hours | -315.4% |
| 2017 | -3.94 terawatt-hours | -113.9% |
| 2018 | 32.97 terawatt-hours | -937.7% |
| 2019 | -34.09 terawatt-hours | -203.4% |
| 2020 | 39.09 terawatt-hours | -214.7% |
| 2021 | -45.15 terawatt-hours | -215.5% |
| 2022 | -55.38 terawatt-hours | +22.6% |
| 2023 | -5.13 terawatt-hours | -90.7% |
| 2024 | 53.24 terawatt-hours | -1138.3% |
| 2025 | -53.01 terawatt-hours | -199.6% |
Biggest year-on-year movements
Years where Annual change in primary energy from hydropower in OECD (EI) 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 |
|---|---|---|---|
| 1974 | +4023.1% | 2.2 terawatt-hours | 90.66 terawatt-hours |
| 1976 | -3074.5% | 1.22 terawatt-hours | -36.31 terawatt-hours |
| 2001 | -2504.0% | 4.23 terawatt-hours | -101.77 terawatt-hours |
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) – 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 2nd out of 2 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) – 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.
Download this data
CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.