Primary energy from nuclear in Slovenia
Slovenia: Primary energy from nuclear was 17.68 terawatt-hours in 2025. ▲ Rising
Primary energy from nuclear in Slovenia, 1990–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Slovenia recorded 17.68 terawatt-hours for primary energy from nuclear in 2025.
The figure is up 3.3% over ten years.
Over the whole period, primary energy from nuclear in Slovenia peaked at 19.3 terawatt-hours in 2014 and was at its lowest, 11.99 terawatt-hours, in 1993.
That places Slovenia 28th out of 213 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently rising across the 36 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 14 terawatt-hours | 11.99 terawatt-hours | 15.21 terawatt-hours | 10 |
| 2000s | 16.77 terawatt-hours | 14.43 terawatt-hours | 19.01 terawatt-hours | 10 |
| 2010s | 17.67 terawatt-hours | 16.06 terawatt-hours | 19.3 terawatt-hours | 10 |
| 2020s | 17.65 terawatt-hours | 16.98 terawatt-hours | 19.25 terawatt-hours | 6 |
Countries ranked near Slovenia
More energy & mining data for Slovenia
- Fuel imports 6.9% (2024)
- Ores and metals imports 3.3% (2024)
- Ores and metals exports 3.0% (2024)
- Gas production 0.037 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 17.49 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.037 terawatt-hours (2024)
- Gas production per person 17.49 kilowatt-hours per person (2024)
- Fuel exports 4.7% (2024)
- Electric power transmission and distribution losses 5.1% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 56.2% (2023)
Frequently asked questions
- What is primary energy from nuclear in Slovenia?
- Primary energy from nuclear in Slovenia was 17.68 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 Slovenia?
- The highest recorded value was 19.3 terawatt-hours in 2014.
- What is the lowest primary energy from nuclear recorded in Slovenia?
- The lowest recorded value was 11.99 terawatt-hours in 1993.
- How does Slovenia rank for primary energy from nuclear?
- Slovenia ranks 28th out of 213 countries with data for 2025.
- Is primary energy from nuclear rising or falling in Slovenia?
- Over the last ten years it is up 3.3%. The long-run trend across the full record is rising.
- Where does this Slovenia 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 — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours of total energy supply.