Taiwan Hydro Power: Generation, Share and Trend
Taiwan generated 5.50 TWh of electricity from hydro in 2025, 1.9% of its total, according to Ember. That made it the 66th largest hydro power producer in 2025 of the 153 countries with Ember data, comparing each country's latest year. Hydro supplied 14.0% of the world's electricity in 2025. These are annual statistics for 2025, with monthly figures through July 2026; they are compiled from national sources and are not real time.
Key Facts
- Taiwan generated 5.50 TWh of electricity from hydro in 2025.
- Hydro supplied 1.9% of Taiwan's electricity in 2025.
- Taiwan was the 66th largest hydro power producer in 2025 among the 153 countries with Ember data, comparing each country's latest year.
- Taiwan's hydro generation in 2025 was 82% higher than in 2020, when it was 3.02 TWh.
- Taiwan's hydro generation in 2025 was 23% higher than in 2015, when it was 4.47 TWh.
- Taiwan's hydro generation peaked at 6.56 TWh in 1992.
- Taiwan's hydro share in 2025 was below the world share of 14.0%.
- Taiwan had 2.12 GW of hydro generating capacity in 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Hydro generation | 5.50 TWh | 2025 · Ember |
| Share of Taiwan's electricity | 1.9% | 2025 · Ember |
| World share of hydro | 14.0% | 2025 · Ember |
| Rank by hydro generation (each country's latest year) | 66 of 153 | 2025 · Ember |
| Hydro capacity | 2.12 GW | 2025 · Ember |
Hydro Generation Year by Year
Ember annual statistics, 1985 to 2025Annual statistics through 2025, GWh
| Year | Hydro |
|---|---|
| 1985 | 6.00 TWh |
| 1986 | 6.13 TWh |
| 1987 | 5.51 TWh |
| 1988 | 4.67 TWh |
| 1989 | 4.86 TWh |
| 1990 | 6.38 TWh |
| 1991 | 3.85 TWh |
| 1992 | 6.56 TWh |
| 1993 | 4.11 TWh |
| 1994 | 5.06 TWh |
| 1995 | 4.84 TWh |
| 1996 | 4.74 TWh |
| 1997 | 5.24 TWh |
| 1998 | 6.20 TWh |
| 1999 | 5.05 TWh |
| 2000 | 4.56 TWh |
| 2001 | 5.09 TWh |
| 2002 | 2.78 TWh |
| 2003 | 3.04 TWh |
| 2004 | 3.21 TWh |
| 2005 | 4.07 TWh |
| 2006 | 4.09 TWh |
| 2007 | 4.42 TWh |
| 2008 | 4.30 TWh |
| 2009 | 3.75 TWh |
| 2010 | 4.19 TWh |
| 2011 | 4.00 TWh |
| 2012 | 5.67 TWh |
| 2013 | 5.42 TWh |
| 2014 | 4.32 TWh |
| 2015 | 4.47 TWh |
| 2016 | 6.56 TWh |
| 2017 | 5.45 TWh |
| 2018 | 4.48 TWh |
| 2019 | 5.54 TWh |
| 2020 | 3.02 TWh |
| 2021 | 3.48 TWh |
| 2022 | 5.84 TWh |
| 2023 | 3.96 TWh |
| 2024 | 4.21 TWh |
| 2025 | 5.50 TWh |
Annual statistics through 2025, % of generation
| Year | Taiwan | World |
|---|---|---|
| 1985 | 10.8% | n/a |
| 1986 | 9.8% | n/a |
| 1987 | 8.0% | n/a |
| 1988 | 6.1% | n/a |
| 1989 | 5.8% | n/a |
| 1990 | 7.1% | n/a |
| 1991 | 3.9% | n/a |
| 1992 | 6.2% | n/a |
| 1993 | 3.6% | n/a |
| 1994 | 4.1% | n/a |
| 1995 | 3.6% | n/a |
| 1996 | 3.3% | n/a |
| 1997 | 3.5% | n/a |
| 1998 | 3.8% | n/a |
| 1999 | 3.0% | n/a |
| 2000 | 2.5% | 17.2% |
| 2001 | 2.7% | 16.5% |
| 2002 | 1.4% | 16.3% |
| 2003 | 1.5% | 15.7% |
| 2004 | 1.5% | 16.1% |
| 2005 | 1.8% | 16.1% |
| 2006 | 1.7% | 16.0% |
| 2007 | 1.8% | 15.5% |
| 2008 | 1.8% | 16.1% |
| 2009 | 1.6% | 16.3% |
| 2010 | 1.7% | 16.1% |
| 2011 | 1.6% | 15.9% |
| 2012 | 2.3% | 16.3% |
| 2013 | 2.2% | 16.4% |
| 2014 | 1.7% | 16.3% |
| 2015 | 1.7% | 16.2% |
| 2016 | 2.5% | 16.3% |
| 2017 | 2.0% | 16.0% |
| 2018 | 1.6% | 15.8% |
| 2019 | 2.0% | 15.8% |
| 2020 | 1.1% | 16.3% |
| 2021 | 1.2% | 15.2% |
| 2022 | 2.0% | 15.0% |
| 2023 | 1.4% | 14.3% |
| 2024 | 1.5% | 14.4% |
| 2025 | 1.9% | 14.0% |
| Year | Generation | Share | World share | Capacity |
|---|---|---|---|---|
| 2025 | 5.50 TWh | 1.9% | 14.0% | 2.12 GW |
| 2024 | 4.21 TWh | 1.5% | 14.4% | 2.12 GW |
| 2023 | 3.96 TWh | 1.4% | 14.3% | 2.10 GW |
| 2022 | 5.84 TWh | 2.0% | 15.0% | 2.10 GW |
| 2021 | 3.48 TWh | 1.2% | 15.2% | 2.09 GW |
| 2020 | 3.02 TWh | 1.1% | 16.3% | 2.09 GW |
| 2019 | 5.54 TWh | 2.0% | 15.8% | 2.09 GW |
| 2018 | 4.48 TWh | 1.6% | 15.8% | 2.09 GW |
| 2017 | 5.45 TWh | 2.0% | 16.0% | 2.09 GW |
| 2016 | 6.56 TWh | 2.5% | 16.3% | 2.09 GW |
Full year by year history for Taiwan
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025. World shares are Ember's World totals; ranks compare each country's latest year, which can differ between countries.
Hydro Generation Month by Month
Ember monthly statistics through July 2026Monthly statistics through July 2026, TWh
| Month | Hydro |
|---|---|
| 2024-08 | 640 GWh |
| 2024-09 | 370 GWh |
| 2024-10 | 470 GWh |
| 2024-11 | 440 GWh |
| 2024-12 | 210 GWh |
| 2025-01 | 200 GWh |
| 2025-02 | 310 GWh |
| 2025-03 | 390 GWh |
| 2025-04 | 460 GWh |
| 2025-05 | 620 GWh |
| 2025-06 | 610 GWh |
| 2025-07 | 670 GWh |
| 2025-08 | 750 GWh |
| 2025-09 | 530 GWh |
| 2025-10 | 430 GWh |
| 2025-11 | 370 GWh |
| 2025-12 | 180 GWh |
| 2026-01 | 220 GWh |
| 2026-02 | 230 GWh |
| 2026-03 | 240 GWh |
| 2026-04 | 210 GWh |
| 2026-05 | 270 GWh |
| 2026-06 | 610 GWh |
| 2026-07 | 650 GWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of July 2026. Monthly figures for Taiwan can differ slightly from the annual totals.