Electricity generation from nuclear in Bulgaria
Bulgaria: Electricity generation from nuclear was 14.85 terawatt-hours in 2025. ◆ Volatile
Electricity generation from nuclear in Bulgaria, 1965–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for electricity generation from nuclear in Bulgaria is 14.85 terawatt-hours, measured in 2025.
That represents a change of down 5.9% on the previous year and down 3.4% over ten years.
Over the whole period, electricity generation from nuclear in Bulgaria peaked at 20.22 terawatt-hours in 2002 and was at its lowest, 0 terawatt-hours, in 1965.
That places Bulgaria 24th out of 209 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.
Electricity generation from nuclear in Bulgaria, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 0 terawatt-hours | — |
| 1966 | 0 terawatt-hours | — |
| 1967 | 0 terawatt-hours | — |
| 1968 | 0 terawatt-hours | — |
| 1969 | 0 terawatt-hours | — |
| 1970 | 0 terawatt-hours | — |
| 1971 | 0 terawatt-hours | — |
| 1972 | 0 terawatt-hours | — |
| 1973 | 0 terawatt-hours | — |
| 1974 | 0.928 terawatt-hours | — |
| 1975 | 2.55 terawatt-hours | +175.2% |
| 1976 | 4.99 terawatt-hours | +95.3% |
| 1977 | 5.88 terawatt-hours | +17.9% |
| 1978 | 5.91 terawatt-hours | +0.4% |
| 1979 | 6.18 terawatt-hours | +4.6% |
| 1980 | 6.17 terawatt-hours | -0.2% |
| 1981 | 9.12 terawatt-hours | +47.9% |
| 1982 | 10.75 terawatt-hours | +17.8% |
| 1983 | 12.32 terawatt-hours | +14.6% |
| 1984 | 12.73 terawatt-hours | +3.4% |
| 1985 | 13.13 terawatt-hours | +3.1% |
| 1986 | 12.07 terawatt-hours | -8.1% |
| 1987 | 12.44 terawatt-hours | +3.0% |
| 1988 | 16.03 terawatt-hours | +28.9% |
| 1989 | 14.57 terawatt-hours | -9.1% |
| 1990 | 14.66 terawatt-hours | +0.6% |
| 1991 | 13.18 terawatt-hours | -10.1% |
| 1992 | 11.55 terawatt-hours | -12.4% |
| 1993 | 13.97 terawatt-hours | +21.0% |
| 1994 | 15.34 terawatt-hours | +9.8% |
| 1995 | 17.26 terawatt-hours | +12.5% |
| 1996 | 18.08 terawatt-hours | +4.8% |
| 1997 | 17.75 terawatt-hours | -1.8% |
| 1998 | 16.9 terawatt-hours | -4.8% |
| 1999 | 15.81 terawatt-hours | -6.4% |
| 2000 | 18.18 terawatt-hours | +15.0% |
| 2001 | 19.55 terawatt-hours | +7.5% |
| 2002 | 20.22 terawatt-hours | +3.4% |
| 2003 | 17.28 terawatt-hours | -14.5% |
| 2004 | 16.82 terawatt-hours | -2.7% |
| 2005 | 18.65 terawatt-hours | +10.9% |
| 2006 | 19.49 terawatt-hours | +4.5% |
| 2007 | 14.64 terawatt-hours | -24.9% |
| 2008 | 15.77 terawatt-hours | +7.7% |
| 2009 | 15.26 terawatt-hours | -3.2% |
| 2010 | 15.25 terawatt-hours | -0.1% |
| 2011 | 16.31 terawatt-hours | +7.0% |
| 2012 | 15.78 terawatt-hours | -3.2% |
| 2013 | 14.17 terawatt-hours | -10.2% |
| 2014 | 15.87 terawatt-hours | +12.0% |
| 2015 | 15.38 terawatt-hours | -3.1% |
| 2016 | 15.78 terawatt-hours | +2.6% |
| 2017 | 15.55 terawatt-hours | -1.5% |
| 2018 | 16.13 terawatt-hours | +3.7% |
| 2019 | 16.56 terawatt-hours | +2.7% |
| 2020 | 16.63 terawatt-hours | +0.4% |
| 2021 | 16.49 terawatt-hours | -0.8% |
| 2022 | 16.46 terawatt-hours | -0.2% |
| 2023 | 16.16 terawatt-hours | -1.8% |
| 2024 | 15.78 terawatt-hours | -2.4% |
| 2025 | 14.85 terawatt-hours | -5.9% |
Biggest year-on-year movements
Years where Electricity generation from nuclear in Bulgaria changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1975 | +175.2% | 0.928 terawatt-hours | 2.55 terawatt-hours |
| 1976 | +95.3% | 2.55 terawatt-hours | 4.99 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 5 |
| 1970s | 2.64 terawatt-hours | 0 terawatt-hours | 6.18 terawatt-hours | 10 |
| 1980s | 11.93 terawatt-hours | 6.17 terawatt-hours | 16.03 terawatt-hours | 10 |
| 1990s | 15.45 terawatt-hours | 11.55 terawatt-hours | 18.08 terawatt-hours | 10 |
| 2000s | 17.59 terawatt-hours | 14.64 terawatt-hours | 20.22 terawatt-hours | 10 |
| 2010s | 15.68 terawatt-hours | 14.17 terawatt-hours | 16.56 terawatt-hours | 10 |
| 2020s | 16.06 terawatt-hours | 14.85 terawatt-hours | 16.63 terawatt-hours | 6 |
Countries ranked near Bulgaria
More energy & mining data for Bulgaria
- Primary energy from fossil nuclear renewables, per capita 0 units per person (2025)
- Primary energy from fossil nuclear renewables, per unit of GDP 0 units per US$ of GDP (2025)
- Fuel imports 13.5% (2025)
- Ores and metals imports 8.7% (2025)
- Fuel exports 7.3% (2025)
- Ores and metals exports 15.4% (2025)
- 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)
Frequently asked questions
- What is electricity generation from nuclear in Bulgaria?
- Electricity generation from nuclear in Bulgaria was 14.85 terawatt-hours in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest electricity generation from nuclear recorded in Bulgaria?
- The highest recorded value was 20.22 terawatt-hours in 2002.
- What is the lowest electricity generation from nuclear recorded in Bulgaria?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Bulgaria rank for electricity generation from nuclear?
- Bulgaria ranks 24th out of 209 countries with data for 2025.
- Is electricity generation from nuclear rising or falling in Bulgaria?
- Over the last ten years it is down 3.4%. The long-run trend across the full record is volatile.
- Where does this Bulgaria data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Electricity generation from nuclear. Statizoid updates them automatically from the source API.
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About this data
Measured in terawatt-hours.