Primary energy from nuclear in United Kingdom
United Kingdom: Primary energy from nuclear was 108.64 terawatt-hours in 2025. ▲ Rising
Primary energy from nuclear in United Kingdom, 1965–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
United Kingdom recorded 108.64 terawatt-hours for primary energy from nuclear in 2025.
The figure is down 11.7% on the previous year and down 49.0% over ten years.
Over the whole period, primary energy from nuclear in United Kingdom peaked at 301.47 terawatt-hours in 1998 and was at its lowest, 45.86 terawatt-hours, in 1965.
United Kingdom ranks 13th of 213 countries on this measure, in the top 10%.
The long-run direction has been consistently rising across the 61 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 69.06 terawatt-hours | 45.86 terawatt-hours | 88.26 terawatt-hours | 5 |
| 1970s | 98.97 terawatt-hours | 78.82 terawatt-hours | 121.28 terawatt-hours | 10 |
| 1980s | 161.66 terawatt-hours | 112.19 terawatt-hours | 217.38 terawatt-hours | 10 |
| 1990s | 262.77 terawatt-hours | 199.24 terawatt-hours | 301.47 terawatt-hours | 10 |
| 2000s | 234.35 terawatt-hours | 159.05 terawatt-hours | 273.01 terawatt-hours | 10 |
| 2010s | 202.89 terawatt-hours | 170.25 terawatt-hours | 217.35 terawatt-hours | 10 |
| 2020s | 131.71 terawatt-hours | 108.64 terawatt-hours | 152.24 terawatt-hours | 6 |
Countries ranked near United Kingdom
More energy & mining data for United Kingdom
- Fuel imports 8.2% (2025)
- Ores and metals imports 3.3% (2025)
- Ores and metals exports 5.7% (2025)
- Gas production 299.32 terawatt-hours (2025)
- Fossil fuel production per person, by fuel 4,304 kilowatt-hours per person (2025)
- Fossil fuel production by fuel 299.32 terawatt-hours (2025)
- Gas production per person 4,304 kilowatt-hours per person (2025)
- Fuel exports 7.1% (2025)
- Electric power transmission and distribution losses 9.9% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 49.5% (2023)
Frequently asked questions
- What is primary energy from nuclear in United Kingdom?
- Primary energy from nuclear in United Kingdom was 108.64 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 primary energy from nuclear recorded in United Kingdom?
- The highest recorded value was 301.47 terawatt-hours in 1998.
- What is the lowest primary energy from nuclear recorded in United Kingdom?
- The lowest recorded value was 45.86 terawatt-hours in 1965.
- How does United Kingdom rank for primary energy from nuclear?
- United Kingdom ranks 13th out of 213 countries with data for 2025.
- Is primary energy from nuclear rising or falling in United Kingdom?
- Over the last ten years it is down 49.0%. The long-run trend across the full record is rising.
- Where does this United Kingdom 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 Primary energy 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 of total energy supply.