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) – 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 44th of 71 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.
Annual percentage change in primary energy from hydropower in South Korea, year by year
| Year | % | Change |
|---|---|---|
| 1966 | 38.7% | — |
| 1967 | -3.3% | -108.4% |
| 1968 | -2.5% | -23.8% |
| 1969 | 53.7% | -2260.4% |
| 1970 | -14.5% | -127.1% |
| 1971 | 8.1% | -155.9% |
| 1972 | 3.6% | -55.2% |
| 1973 | -6.1% | -267.7% |
| 1974 | 48.4% | -891.6% |
| 1975 | -11.7% | -124.2% |
| 1976 | 6.3% | -153.7% |
| 1977 | -22.1% | -451.9% |
| 1978 | 29.8% | -234.5% |
| 1979 | 27.0% | -9.2% |
| 1980 | -16.4% | -160.5% |
| 1981 | 35.3% | -315.5% |
| 1982 | -34.0% | -196.3% |
| 1983 | 33.7% | -199.3% |
| 1984 | -12.9% | -138.2% |
| 1985 | 59.4% | -560.3% |
| 1986 | -2.4% | -104.0% |
| 1987 | 27.5% | -1266.9% |
| 1988 | -49.9% | -281.3% |
| 1989 | 49.2% | -198.5% |
| 1990 | 58.0% | +18.1% |
| 1991 | -25.6% | -144.1% |
| 1992 | -11.1% | -56.4% |
| 1993 | 36.5% | -427.3% |
| 1994 | -44.5% | -222.0% |
| 1995 | 17.6% | -139.6% |
| 1996 | -12.2% | -168.9% |
| 1997 | 16.1% | -232.2% |
| 1998 | 52.1% | +224.0% |
| 1999 | -2.8% | -105.4% |
| 2000 | -3.6% | +28.2% |
| 2001 | -41.9% | +1063.8% |
| 2002 | 38.7% | -192.5% |
| 2003 | 51.1% | +31.9% |
| 2004 | -11.8% | -123.0% |
| 2005 | -14.8% | +25.8% |
| 2006 | -5.6% | -62.1% |
| 2007 | 4.7% | -184.5% |
| 2008 | -15.5% | -426.7% |
| 2009 | -8.4% | -45.9% |
| 2010 | 30.9% | -469.0% |
| 2011 | 24.9% | -19.5% |
| 2012 | -13.7% | -155.0% |
| 2013 | 8.1% | -159.0% |
| 2014 | -35.9% | -544.4% |
| 2015 | -22.0% | -38.6% |
| 2016 | 32.6% | -248.3% |
| 2017 | -1.3% | -104.0% |
| 2018 | 19.6% | -1589.6% |
| 2019 | -17.0% | -186.7% |
| 2020 | 39.0% | -329.8% |
| 2021 | -21.2% | -154.4% |
| 2022 | 15.9% | -175.1% |
| 2023 | 4.9% | -68.9% |
| 2024 | 15.7% | +217.4% |
| 2025 | -11.5% | -173.2% |
South Korea compared with similar countries
- South Korea's -11.5% is above the median for high income countries, which is -12.6%, 91% of the median. (38 countries reporting)
- South Korea's -11.5% is below the median for East Asia & Pacific, which is 2.4%. (10 countries reporting)
Biggest year-on-year movements
Years where Annual percentage change in primary energy from hydropower in South Korea changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1969 | +2260.4% | -2.5% | 53.7% |
| 2018 | +1589.6% | -1.3% | 19.6% |
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
- 41 Kazakhstan -7.5% compare
- 42 Latvia -7.8% compare
- 43 Bangladesh -11.3% compare
- 45 Israel -11.9% compare
- 46 United Kingdom -12.2% compare
- 47 Finland -13.0% compare
More reference data data for South Korea
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.9638 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.9281 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 3.55 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.2074 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 3.55 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 3.23 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 4.37 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 5.17 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 19.85 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 1.13 (2050)
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) – 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 44th out of 71 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) – 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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About this data
Percentage change in total energy supply relative to the previous year.