Electricity generation from nuclear in South Korea
South Korea: Electricity generation from nuclear was 184.67 terawatt-hours in 2025. ◆ Volatile
Electricity generation from nuclear in South Korea, 1965–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, electricity generation from nuclear in South Korea stood at 184.67 terawatt-hours.
That represents a change of down 2.2% on the previous year and up 12.1% over ten years.
Over the whole period, electricity generation from nuclear in South Korea peaked at 188.75 terawatt-hours in 2024 and was at its lowest, 0 terawatt-hours, in 1965.
That places South Korea 5th out of 208 countries with data for 2025, putting it in the top 10%.
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 | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 5 |
| 1970s | 0.5548 terawatt-hours | 0 terawatt-hours | 3.15 terawatt-hours | 10 |
| 1980s | 20.27 terawatt-hours | 2.9 terawatt-hours | 47.37 terawatt-hours | 10 |
| 1990s | 69.33 terawatt-hours | 52.89 terawatt-hours | 103.06 terawatt-hours | 10 |
| 2000s | 133.78 terawatt-hours | 108.96 terawatt-hours | 150.96 terawatt-hours | 10 |
| 2010s | 150.34 terawatt-hours | 133.51 terawatt-hours | 164.76 terawatt-hours | 10 |
| 2020s | 174.69 terawatt-hours | 158.01 terawatt-hours | 188.75 terawatt-hours | 6 |
Countries ranked near South Korea
More energy & mining data for South Korea
- Fuel imports 25.7% (2024)
- Ores and metals imports 6.7% (2024)
- Ores and metals exports 2.4% (2024)
- Gas production 0 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 0 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0 terawatt-hours (2024)
- Gas production per person 0 kilowatt-hours per person (2024)
- Fuel exports 7.7% (2024)
- Electric power transmission and distribution losses 3.3% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 53.9% (2023)
Frequently asked questions
- What is electricity generation from nuclear in South Korea?
- Electricity generation from nuclear in South Korea was 184.67 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 South Korea?
- The highest recorded value was 188.75 terawatt-hours in 2024.
- What is the lowest electricity generation from nuclear recorded in South Korea?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does South Korea rank for electricity generation from nuclear?
- South Korea ranks 5th out of 208 countries with data for 2025.
- Is electricity generation from nuclear rising or falling in South Korea?
- Over the last ten years it is up 12.1%. The long-run trend across the full record is volatile.
- Where does this South Korea 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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CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours.