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.
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)
- Gas production 16,830 terawatt-hours (2025)
- Fossil fuel production by fuel 16,830 terawatt-hours (2025)
- Share of electricity generation from fossil fuels 47.5% (2025)
- Primary energy from fossil fuels, nuclear, and renewables 9.3% (2025)
- Gas consumption 18,113 terawatt-hours (2025)
- Fossil fuel consumption by fuel 18,113 terawatt-hours (2025)
- Electricity generation from nuclear 1,879 terawatt-hours (2025)
- Share of primary energy from nuclear 9.3% (2025)
- Coal production 7,718 terawatt-hours (2025)
- Annual change in primary energy use 478.07 terawatt-hours (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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CSV · JSON — 41 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total electricity produced in the country or region.