Share of electricity generation from nuclear in OECD (EI)
OECD (EI): Share of electricity generation from nuclear was 16.0% in 2025. ▼ Falling
Share of electricity generation from nuclear in OECD (EI), 1985–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for share of electricity generation from nuclear in OECD (EI) is 16.0%, measured in 2025.
The figure is down 2.0% on the previous year and down 10.6% over ten years.
Over the whole period, share of electricity generation from nuclear in OECD (EI) peaked at 23.6% in 1995 and was at its lowest, 15.7%, in 2022.
The long-run direction has been consistently falling across the 41 years of available data.
Share of electricity generation from nuclear in OECD (EI), year by year
| Year | % | Change |
|---|---|---|
| 1985 | 19.3% | — |
| 1986 | 20.7% | +7.3% |
| 1987 | 21.4% | +3.3% |
| 1988 | 22.2% | +3.8% |
| 1989 | 22.0% | -1.0% |
| 1990 | 22.2% | +1.0% |
| 1991 | 22.9% | +3.1% |
| 1992 | 22.9% | +0.3% |
| 1993 | 23.3% | +1.5% |
| 1994 | 23.3% | +0.0% |
| 1995 | 23.6% | +1.3% |
| 1996 | 23.6% | -0.1% |
| 1997 | 22.9% | -2.8% |
| 1998 | 22.8% | -0.3% |
| 1999 | 23.1% | +1.2% |
| 2000 | 22.7% | -1.9% |
| 2001 | 23.3% | +2.6% |
| 2002 | 23.0% | -1.3% |
| 2003 | 21.9% | -4.6% |
| 2004 | 22.4% | +2.4% |
| 2005 | 22.0% | -2.1% |
| 2006 | 22.0% | +0.0% |
| 2007 | 20.9% | -4.9% |
| 2008 | 20.7% | -0.9% |
| 2009 | 21.2% | +2.4% |
| 2010 | 20.8% | -2.1% |
| 2011 | 19.6% | -5.8% |
| 2012 | 17.8% | -9.1% |
| 2013 | 17.9% | +0.7% |
| 2014 | 18.1% | +1.2% |
| 2015 | 17.9% | -1.1% |
| 2016 | 17.7% | -1.0% |
| 2017 | 17.5% | -1.1% |
| 2018 | 17.3% | -1.1% |
| 2019 | 17.7% | +2.4% |
| 2020 | 17.1% | -3.8% |
| 2021 | 16.9% | -0.7% |
| 2022 | 15.7% | -7.2% |
| 2023 | 16.3% | +3.7% |
| 2024 | 16.3% | +0.2% |
| 2025 | 16.0% | -2.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 21.1% | 19.3% | 22.2% | 5 |
| 1990s | 23.1% | 22.2% | 23.6% | 10 |
| 2000s | 22.0% | 20.7% | 23.3% | 10 |
| 2010s | 18.2% | 17.3% | 20.8% | 10 |
| 2020s | 16.4% | 15.7% | 17.1% | 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 share of electricity generation from nuclear in OECD (EI)?
- Share of electricity generation from nuclear in OECD (EI) was 16.0% in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest share of electricity generation from nuclear recorded in OECD (EI)?
- The highest recorded value was 23.6% in 1995.
- What is the lowest share of electricity generation from nuclear recorded in OECD (EI)?
- The lowest recorded value was 15.7% in 2022.
- How does OECD (EI) rank for share of electricity generation from nuclear?
- OECD (EI) ranks 1st out of 2 groups with data for 2025.
- Is share of electricity generation from nuclear rising or falling in OECD (EI)?
- Over the last ten years it is down 10.6%. The long-run trend across the full record is falling.
- 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 Share of electricity generation from nuclear. Statizoid updates them automatically from the source API.
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About this data
Measured as a percentage of total electricity produced in the country or region.