Electricity generation from nuclear in OECD (EI)
OECD (EI): Electricity generation from nuclear was 1,879 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
1,879 terawatt-hours
Change on year
down 0.1%
Rank
1st
of 2 groups
All-time high
2,382 terawatt-hours
in 2006
All-time low
23.68 terawatt-hours
in 1965
Years of data
61
1965–2025
Electricity generation from nuclear in OECD (EI), 1965–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, electricity generation from nuclear in OECD (EI) stood at 1,879 terawatt-hours.
Compared with earlier readings it is down 0.1% on the previous year and down 4.9% over ten years.
Over the whole period, electricity generation from nuclear in OECD (EI) peaked at 2,382 terawatt-hours in 2006 and was at its lowest, 23.68 terawatt-hours, in 1965.
The series is highly variable year to year, so single readings are best treated with caution.
Electricity generation from nuclear in OECD (EI), year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 23.68 terawatt-hours | — |
| 1966 | 32.36 terawatt-hours | +36.6% |
| 1967 | 38.71 terawatt-hours | +19.6% |
| 1968 | 48.96 terawatt-hours | +26.5% |
| 1969 | 57.37 terawatt-hours | +17.2% |
| 1970 | 73.13 terawatt-hours | +27.5% |
| 1971 | 103.25 terawatt-hours | +41.2% |
| 1972 | 141.14 terawatt-hours | +36.7% |
| 1973 | 187.21 terawatt-hours | +32.6% |
| 1974 | 240.82 terawatt-hours | +28.6% |
| 1975 | 333.38 terawatt-hours | +38.4% |
| 1976 | 383.77 terawatt-hours | +15.1% |
| 1977 | 477.72 terawatt-hours | +24.5% |
| 1978 | 559.42 terawatt-hours | +17.1% |
| 1979 | 573.64 terawatt-hours | +2.5% |
| 1980 | 618.77 terawatt-hours | +7.9% |
| 1981 | 728.13 terawatt-hours | +17.7% |
| 1982 | 781.33 terawatt-hours | +7.3% |
| 1983 | 880.52 terawatt-hours | +12.7% |
| 1984 | 1,054 terawatt-hours | +19.8% |
| 1985 | 1,266 terawatt-hours | +20.0% |
| 1986 | 1,381 terawatt-hours | +9.1% |
| 1987 | 1,486 terawatt-hours | +7.6% |
| 1988 | 1,606 terawatt-hours | +8.1% |
| 1989 | 1,671 terawatt-hours | +4.1% |
| 1990 | 1,734 terawatt-hours | +3.7% |
| 1991 | 1,828 terawatt-hours | +5.4% |
| 1992 | 1,848 terawatt-hours | +1.1% |
| 1993 | 1,918 terawatt-hours | +3.8% |
| 1994 | 1,970 terawatt-hours | +2.7% |
| 1995 | 2,058 terawatt-hours | +4.4% |
| 1996 | 2,114 terawatt-hours | +2.7% |
| 1997 | 2,092 terawatt-hours | -1.0% |
| 1998 | 2,141 terawatt-hours | +2.4% |
| 1999 | 2,217 terawatt-hours | +3.5% |
| 2000 | 2,250 terawatt-hours | +1.5% |
| 2001 | 2,307 terawatt-hours | +2.6% |
| 2002 | 2,331 terawatt-hours | +1.0% |
| 2003 | 2,250 terawatt-hours | -3.5% |
| 2004 | 2,359 terawatt-hours | +4.8% |
| 2005 | 2,362 terawatt-hours | +0.2% |
| 2006 | 2,382 terawatt-hours | +0.9% |
| 2007 | 2,315 terawatt-hours | -2.8% |
| 2008 | 2,295 terawatt-hours | -0.9% |
| 2009 | 2,258 terawatt-hours | -1.6% |
| 2010 | 2,302 terawatt-hours | +2.0% |
| 2011 | 2,158 terawatt-hours | -6.3% |
| 2012 | 1,962 terawatt-hours | -9.1% |
| 2013 | 1,976 terawatt-hours | +0.7% |
| 2014 | 1,989 terawatt-hours | +0.7% |
| 2015 | 1,975 terawatt-hours | -0.7% |
| 2016 | 1,973 terawatt-hours | -0.1% |
| 2017 | 1,960 terawatt-hours | -0.7% |
| 2018 | 1,970 terawatt-hours | +0.5% |
| 2019 | 1,994 terawatt-hours | +1.2% |
| 2020 | 1,872 terawatt-hours | -6.1% |
| 2021 | 1,912 terawatt-hours | +2.2% |
| 2022 | 1,790 terawatt-hours | -6.4% |
| 2023 | 1,831 terawatt-hours | +2.3% |
| 2024 | 1,880 terawatt-hours | +2.7% |
| 2025 | 1,879 terawatt-hours | -0.1% |
Biggest year-on-year movements
Years where Electricity generation from nuclear 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 |
|---|---|---|---|
| 1971 | +41.2% | 73.13 terawatt-hours | 103.25 terawatt-hours |
| 1975 | +38.4% | 240.82 terawatt-hours | 333.38 terawatt-hours |
| 1966 | +36.6% | 23.68 terawatt-hours | 32.36 terawatt-hours |
| 1972 | +36.7% | 103.25 terawatt-hours | 141.14 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 40.22 terawatt-hours | 23.68 terawatt-hours | 57.37 terawatt-hours | 5 |
| 1970s | 307.35 terawatt-hours | 73.13 terawatt-hours | 573.64 terawatt-hours | 10 |
| 1980s | 1,147 terawatt-hours | 618.77 terawatt-hours | 1,671 terawatt-hours | 10 |
| 1990s | 1,992 terawatt-hours | 1,734 terawatt-hours | 2,217 terawatt-hours | 10 |
| 2000s | 2,311 terawatt-hours | 2,250 terawatt-hours | 2,382 terawatt-hours | 10 |
| 2010s | 2,026 terawatt-hours | 1,960 terawatt-hours | 2,302 terawatt-hours | 10 |
| 2020s | 1,861 terawatt-hours | 1,790 terawatt-hours | 1,912 terawatt-hours | 6 |
Countries ranked near OECD (EI)
More energy & mining data for OECD (EI)
- Primary energy use, annual growth rate 0.7889 % change on previous year (2025)
- Fossil fuel production by fuel 16,830 terawatt-hours (2025)
- Gas production 16,830 terawatt-hours (2025)
- Primary energy use, annual growth rate 0.7889 % change on previous year (2025)
- Fossil fuel consumption, annual growth rate 0.6864 % change on previous year (2025)
- Annual change in primary energy use, annual growth rate -12.51 % change on previous year (2025)
- Oil consumption, annual growth rate 0.0378 % change on previous year (2025)
- Primary energy use, annual growth rate 0.7889 % change on previous year (2025)
- Share of electricity generation from fossil fuels 47.5% (2025)
- Coal consumption, annual growth rate 0.8368 % change on previous year (2025)
Frequently asked questions
- What is electricity generation from nuclear in OECD (EI)?
- Electricity generation from nuclear in OECD (EI) was 1,879 terawatt-hours in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest electricity generation from nuclear recorded in OECD (EI)?
- The highest recorded value was 2,382 terawatt-hours in 2006.
- What is the lowest electricity generation from nuclear recorded in OECD (EI)?
- The lowest recorded value was 23.68 terawatt-hours in 1965.
- How does OECD (EI) rank for electricity generation from nuclear?
- OECD (EI) ranks 1st out of 2 groups with data for 2025.
- Is electricity generation from nuclear rising or falling in OECD (EI)?
- Over the last ten years it is down 4.9%. The long-run trend across the full record is volatile.
- Where does this OECD (EI) data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Electricity generation from nuclear. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours.