Primary energy from nuclear in Belgium

Belgium: Primary energy from nuclear was 71.89 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
71.89 terawatt-hours
Change on year
down 24.1%
World rank
16th
of 213 countries
All-time high
152.5 terawatt-hours
in 2021
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025

Primary energy from nuclear in Belgium, 1965–2025

050100150196519952025

Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

Belgium recorded 71.89 terawatt-hours for primary energy from nuclear in 2025.

That represents a change of down 24.1% on the previous year and down 9.1% over ten years.

Over the whole period, primary energy from nuclear in Belgium peaked at 152.5 terawatt-hours in 2021 and was at its lowest, 0 terawatt-hours, in 1965.

Belgium ranks 16th of 213 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.1109 terawatt-hours 0 terawatt-hours 0.2848 terawatt-hours 5
1970s 16.05 terawatt-hours 0 terawatt-hours 37.92 terawatt-hours 10
1980s 88.85 terawatt-hours 38.03 terawatt-hours 130.61 terawatt-hours 10
1990s 132.99 terawatt-hours 123.1 terawatt-hours 148.54 terawatt-hours 10
2000s 142.97 terawatt-hours 138.09 terawatt-hours 146.14 terawatt-hours 10
2010s 120.24 terawatt-hours 79.1 terawatt-hours 146.16 terawatt-hours 10
2020s 109.37 terawatt-hours 71.89 terawatt-hours 152.5 terawatt-hours 6

Countries ranked near Belgium

  1. 13 United Kingdom 108.64 terawatt-hours compare
  2. 14 Finland 99.4 terawatt-hours compare
  3. 15 Czechia 97.17 terawatt-hours compare
  4. 17 Pakistan 71.63 terawatt-hours compare
  5. 18 Slovakia 58.47 terawatt-hours compare
  6. 19 Switzerland 55.69 terawatt-hours compare

See the full ranking of 221 places →

More energy & mining data for Belgium

All data for Belgium →

Frequently asked questions

What is primary energy from nuclear in Belgium?
Primary energy from nuclear in Belgium was 71.89 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 Belgium?
The highest recorded value was 152.5 terawatt-hours in 2021.
What is the lowest primary energy from nuclear recorded in Belgium?
The lowest recorded value was 0 terawatt-hours in 1965.
How does Belgium rank for primary energy from nuclear?
Belgium ranks 16th out of 213 countries with data for 2025.
Is primary energy from nuclear rising or falling in Belgium?
Over the last ten years it is down 9.1%. 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) – 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

Indicator
Primary energy from nuclear
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
221 places, 10,754 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.