Share of primary energy from nuclear in Belgium
Belgium: Share of primary energy from nuclear was 11.8% in 2025. ◆ Volatile
Share of primary energy from nuclear in Belgium, 1965–2025
Source: Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for share of primary energy from nuclear in Belgium is 11.8%, measured in 2025.
Compared with earlier readings it is down 22.2% on the previous year and down 2.9% over ten years.
Over the whole period, share of primary energy from nuclear in Belgium peaked at 21.9% in 1988 and was at its lowest, 0.0%, in 1965.
Belgium ranks 13th of 216 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Share of primary energy from nuclear in Belgium, year by year
| Year | % | Change |
|---|---|---|
| 1965 | 0.0% | — |
| 1966 | 0.0% | — |
| 1967 | 0.1% | +1391.8% |
| 1968 | 0.0% | -41.8% |
| 1969 | 0.0% | -67.1% |
| 1970 | 0.0% | +145.3% |
| 1971 | 0.0% | -100.0% |
| 1972 | 0.0% | — |
| 1973 | 0.0% | +581.7% |
| 1974 | 0.1% | +101.7% |
| 1975 | 4.0% | +4760.9% |
| 1976 | 5.5% | +39.3% |
| 1977 | 6.5% | +18.7% |
| 1978 | 6.6% | +0.4% |
| 1979 | 5.8% | -11.4% |
| 1980 | 6.7% | +14.9% |
| 1981 | 7.2% | +7.8% |
| 1982 | 9.2% | +27.2% |
| 1983 | 14.5% | +58.3% |
| 1984 | 16.0% | +10.0% |
| 1985 | 19.0% | +19.2% |
| 1986 | 21.0% | +10.2% |
| 1987 | 21.7% | +3.4% |
| 1988 | 21.9% | +0.7% |
| 1989 | 20.8% | -5.0% |
| 1990 | 20.8% | +0.0% |
| 1991 | 20.1% | -3.0% |
| 1992 | 20.5% | +1.6% |
| 1993 | 20.1% | -2.0% |
| 1994 | 18.5% | -7.8% |
| 1995 | 18.6% | +0.5% |
| 1996 | 18.4% | -1.2% |
| 1997 | 19.9% | +8.3% |
| 1998 | 19.0% | -4.6% |
| 1999 | 20.3% | +6.7% |
| 2000 | 19.6% | -3.4% |
| 2001 | 19.0% | -3.0% |
| 2002 | 19.4% | +2.4% |
| 2003 | 18.7% | -3.7% |
| 2004 | 18.6% | -0.6% |
| 2005 | 18.9% | +1.4% |
| 2006 | 18.4% | -2.3% |
| 2007 | 18.9% | +2.6% |
| 2008 | 17.6% | -7.0% |
| 2009 | 19.7% | +11.9% |
| 2010 | 18.7% | -4.9% |
| 2011 | 20.2% | +7.9% |
| 2012 | 17.7% | -12.5% |
| 2013 | 18.3% | +3.5% |
| 2014 | 15.7% | -14.2% |
| 2015 | 12.1% | -22.8% |
| 2016 | 18.5% | +52.5% |
| 2017 | 17.8% | -3.6% |
| 2018 | 12.2% | -31.3% |
| 2019 | 17.9% | +46.7% |
| 2020 | 16.0% | -10.7% |
| 2021 | 20.8% | +29.6% |
| 2022 | 19.4% | -6.6% |
| 2023 | 15.8% | -18.3% |
| 2024 | 15.1% | -4.7% |
| 2025 | 11.8% | -22.2% |
Biggest year-on-year movements
Years where Share of primary energy from nuclear in Belgium 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 | +4760.9% | 0.1% | 4.0% |
| 1967 | +1391.8% | 0.0% | 0.1% |
| 1973 | +581.7% | 0.0% | 0.0% |
| 1970 | +145.3% | 0.0% | 0.0% |
| 1974 | +101.7% | 0.0% | 0.1% |
| 1971 | -100.0% | 0.0% | 0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.1% | 5 |
| 1970s | 2.9% | 0.0% | 6.6% | 10 |
| 1980s | 15.8% | 6.7% | 21.9% | 10 |
| 1990s | 19.6% | 18.4% | 20.8% | 10 |
| 2000s | 18.9% | 17.6% | 19.7% | 10 |
| 2010s | 16.9% | 12.1% | 20.2% | 10 |
| 2020s | 16.5% | 11.8% | 20.8% | 6 |
Countries ranked near Belgium
More energy & mining data for Belgium
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate -2.47 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0.0001 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2024)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 16.0% (2024)
Frequently asked questions
- What is share of primary energy from nuclear in Belgium?
- Share of primary energy from nuclear in Belgium was 11.8% in 2025, according to Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest share of primary energy from nuclear recorded in Belgium?
- The highest recorded value was 21.9% in 1988.
- What is the lowest share of primary energy from nuclear recorded in Belgium?
- The lowest recorded value was 0.0% in 1965.
- How does Belgium rank for share of primary energy from nuclear?
- Belgium ranks 13th out of 216 countries with data for 2025.
- Is share of primary energy from nuclear rising or falling in Belgium?
- Over the last ten years it is down 2.9%. The long-run trend across the full record is volatile.
- Where does this Belgium data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Share of primary energy from nuclear. Statizoid updates them automatically from the source API.
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About this data
Measured as a percentage of total energy supply.