Primary energy from nuclear in Romania

Romania: Primary energy from nuclear was 33.37 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
33.37 terawatt-hours
Change on year
up 0.9%
World rank
24th
of 213 countries
All-time high
35.61 terawatt-hours
in 2009
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025

Primary energy from nuclear in Romania, 1965–2025

010203040196519952025

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

Analysis

The most recent figure for primary energy from nuclear in Romania is 33.37 terawatt-hours, measured in 2025.

That represents a change of up 0.9% on the previous year and down 5.4% over ten years.

Over the whole period, primary energy from nuclear in Romania peaked at 35.61 terawatt-hours in 2009 and was at its lowest, 0 terawatt-hours, in 1965.

Romania ranks 24th of 213 countries on this measure, in the top quarter.

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

Averages by decade

DecadeAverage LowestHighest Years
1960s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 5
1970s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 10
1980s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours 10
1990s 5.24 terawatt-hours 0 terawatt-hours 16.36 terawatt-hours 10
2000s 20.83 terawatt-hours 14.87 terawatt-hours 35.61 terawatt-hours 10
2010s 34.92 terawatt-hours 34.18 terawatt-hours 35.6 terawatt-hours 10
2020s 33.82 terawatt-hours 33.07 terawatt-hours 34.75 terawatt-hours 6

Countries ranked near Romania

  1. 21 Hungary 48.78 terawatt-hours compare
  2. 22 Brazil 47.87 terawatt-hours compare
  3. 23 Bulgaria 46.47 terawatt-hours compare
  4. 25 Argentina 32.61 terawatt-hours compare
  5. 26 South Africa 32.52 terawatt-hours compare
  6. 27 Mexico 30.62 terawatt-hours compare

See the full ranking of 221 places →

More energy & mining data for Romania

All data for Romania →

Frequently asked questions

What is primary energy from nuclear in Romania?
Primary energy from nuclear in Romania was 33.37 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 Romania?
The highest recorded value was 35.61 terawatt-hours in 2009.
What is the lowest primary energy from nuclear recorded in Romania?
The lowest recorded value was 0 terawatt-hours in 1965.
How does Romania rank for primary energy from nuclear?
Romania ranks 24th out of 213 countries with data for 2025.
Is primary energy from nuclear rising or falling in Romania?
Over the last ten years it is down 5.4%. The long-run trend across the full record is volatile.
Where does this Romania 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.