Primary energy from nuclear in CIS (EI)
CIS (EI): Primary energy from nuclear was 722.85 terawatt-hours in 2025. ◆ Volatile
Primary energy from nuclear in CIS (EI), 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
The most recent figure for primary energy from nuclear in CIS (EI) is 722.85 terawatt-hours, measured in 2025. That is the highest value across all 61 years on record.
That represents a change of up 1.8% on the previous year and up 20.3% over ten years.
Over the whole period, primary energy from nuclear in CIS (EI) peaked at 722.85 terawatt-hours in 2025 and was at its lowest, 5.64 terawatt-hours, in 1965.
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 | 7.85 terawatt-hours | 5.64 terawatt-hours | 11.01 terawatt-hours | 5 |
| 1970s | 86.44 terawatt-hours | 13.3 terawatt-hours | 180.66 terawatt-hours | 10 |
| 1980s | 344.06 terawatt-hours | 224.01 terawatt-hours | 435.75 terawatt-hours | 10 |
| 1990s | 341.78 terawatt-hours | 297.58 terawatt-hours | 375.61 terawatt-hours | 10 |
| 2000s | 460.69 terawatt-hours | 402.18 terawatt-hours | 503.26 terawatt-hours | 10 |
| 2010s | 577.93 terawatt-hours | 523.95 terawatt-hours | 639.95 terawatt-hours | 10 |
| 2020s | 699.5 terawatt-hours | 663.66 terawatt-hours | 722.85 terawatt-hours | 6 |
Countries ranked near CIS (EI)
- 1 United States 2,503 terawatt-hours compare
- 2 China 1,470 terawatt-hours compare
- 3 France 1,182 terawatt-hours compare
- 4 Russia 662.5 terawatt-hours compare
- 5 South Korea 559.67 terawatt-hours compare
More energy & mining data for CIS (EI)
- Fossil fuel production by fuel 7,984 terawatt-hours (2025)
- Gas production 7,984 terawatt-hours (2025)
- Share of electricity generation from fossil fuels 66.0% (2025)
- Primary energy from fossil fuels, nuclear, and renewables 6.4% (2025)
- Coal production 3,191 terawatt-hours (2025)
- Oil consumption 2,594 terawatt-hours (2025)
- Fossil fuel consumption by fuel 6,153 terawatt-hours (2025)
- Electricity generation from nuclear 238.54 terawatt-hours (2025)
- Annual percentage change in primary energy use 0.4% (2025)
- Primary energy use 11,292 terawatt-hours (2025)
Frequently asked questions
- What is primary energy from nuclear in CIS (EI)?
- Primary energy from nuclear in CIS (EI) was 722.85 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 CIS (EI)?
- The highest recorded value was 722.85 terawatt-hours in 2025.
- What is the lowest primary energy from nuclear recorded in CIS (EI)?
- The lowest recorded value was 5.64 terawatt-hours in 1965.
- How does CIS (EI) rank for primary energy from nuclear?
- CIS (EI) ranks 2nd out of 3 groups with data for 2025.
- Is primary energy from nuclear rising or falling in CIS (EI)?
- Over the last ten years it is up 20.3%. The long-run trend across the full record is volatile.
- Where does this CIS (EI) 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.