Primary energy from nuclear in Bulgaria
Bulgaria: Primary energy from nuclear was 46.47 terawatt-hours in 2025. ◆ Volatile
Primary energy from nuclear in Bulgaria, 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
In 2025, primary energy from nuclear in Bulgaria stood at 46.47 terawatt-hours.
Compared with earlier readings it is down 2.8% on the previous year and down 0.3% over ten years.
Over the whole period, primary energy from nuclear in Bulgaria peaked at 61.28 terawatt-hours in 2002 and was at its lowest, 0 terawatt-hours, in 1965.
That places Bulgaria 23rd out of 213 countries with data for 2025, putting it in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 5 |
| 1970s | 8.01 terawatt-hours | 0 terawatt-hours | 18.73 terawatt-hours | 10 |
| 1980s | 36.16 terawatt-hours | 18.68 terawatt-hours | 48.58 terawatt-hours | 10 |
| 1990s | 46.82 terawatt-hours | 35.01 terawatt-hours | 54.79 terawatt-hours | 10 |
| 2000s | 53.29 terawatt-hours | 44.37 terawatt-hours | 61.28 terawatt-hours | 10 |
| 2010s | 47.51 terawatt-hours | 42.94 terawatt-hours | 50.17 terawatt-hours | 10 |
| 2020s | 48.91 terawatt-hours | 46.47 terawatt-hours | 50.38 terawatt-hours | 6 |
Countries ranked near Bulgaria
More energy & mining data for Bulgaria
- Fuel imports 12.3% (2024)
- Ores and metals imports 9.8% (2024)
- Ores and metals exports 15.6% (2024)
- Gas production 0.0968 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 14.32 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.0968 terawatt-hours (2024)
- Gas production per person 14.32 kilowatt-hours per person (2024)
- Fuel exports 7.8% (2024)
- Electric power transmission and distribution losses 5.9% (2023)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 46.6% (2023)
Frequently asked questions
- What is primary energy from nuclear in Bulgaria?
- Primary energy from nuclear in Bulgaria was 46.47 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 Bulgaria?
- The highest recorded value was 61.28 terawatt-hours in 2002.
- What is the lowest primary energy from nuclear recorded in Bulgaria?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Bulgaria rank for primary energy from nuclear?
- Bulgaria ranks 23rd out of 213 countries with data for 2025.
- Is primary energy from nuclear rising or falling in Bulgaria?
- Over the last ten years it is down 0.3%. The long-run trend across the full record is volatile.
- Where does this Bulgaria 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.