Annual percentage change in primary energy from hydropower in South Korea
South Korea: Annual percentage change in primary energy from hydropower was -11.5% in 2025. ◆ Volatile
Annual percentage change in primary energy from hydropower in South Korea, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in %.
Analysis
South Korea recorded -11.5% for annual percentage change in primary energy from hydropower in 2025.
Compared with earlier readings it is down 173.2% on the previous year and up 47.7% over ten years.
Over the whole period, annual percentage change in primary energy from hydropower in South Korea peaked at 59.4% in 1985 and was at its lowest, -49.9%, in 1988.
South Korea ranks 43rd of 68 countries on this measure, in the middle of the range.
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 | 21.7% | -3.3% | 53.7% | 4 |
| 1970s | 6.9% | -22.1% | 48.4% | 10 |
| 1980s | 9.0% | -49.9% | 59.4% | 10 |
| 1990s | 8.4% | -44.5% | 58.0% | 10 |
| 2000s | -0.7% | -41.9% | 51.1% | 10 |
| 2010s | 2.6% | -35.9% | 32.6% | 10 |
| 2020s | 7.2% | -21.2% | 39.0% | 6 |
Countries ranked near South Korea
- 40 Kazakhstan -7.5% compare
- 41 Latvia -7.8% compare
- 42 Bangladesh -11.3% compare
- 44 Israel -11.9% compare
- 45 United Kingdom -12.2% compare
- 46 Finland -13.0% compare
More reference data data for South Korea
- Spring temperature anomalies 1.1 °C (2026)
- Summer temperature anomalies 0.7164 °C (2026)
- Temperature anomalies by month -0.8996 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 2.24 °C (2025)
- Winter temperature anomalies 0.9115 °C (2025)
- Consumer price index 135 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is annual percentage change in primary energy from hydropower in South Korea?
- Annual percentage change in primary energy from hydropower in South Korea was -11.5% 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 annual percentage change in primary energy from hydropower recorded in South Korea?
- The highest recorded value was 59.4% in 1985.
- What is the lowest annual percentage change in primary energy from hydropower recorded in South Korea?
- The lowest recorded value was -49.9% in 1988.
- How does South Korea rank for annual percentage change in primary energy from hydropower?
- South Korea ranks 43rd out of 68 countries with data for 2025.
- Is annual percentage change in primary energy from hydropower rising or falling in South Korea?
- Over the last ten years it is up 47.7%. The long-run trend across the full record is volatile.
- Where does this South Korea 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 Annual percentage change in primary energy from hydropower. Statizoid updates them automatically from the source API.
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CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Percentage change in total energy supply relative to the previous year.