Taiwan Nuclear Power: Generation, Share and Trend
Taiwan generated 3.24 TWh of electricity from nuclear in 2025, 1.1% of its total, according to Ember. That made it the 31st largest nuclear power producer in 2025 of the 32 countries with Ember data, comparing each country's latest year. Nuclear supplied 8.9% 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 3.24 TWh of electricity from nuclear in 2025.
- Nuclear supplied 1.1% of Taiwan's electricity in 2025.
- Taiwan was the 31st largest nuclear power producer in 2025 among the 32 countries with Ember data, comparing each country's latest year.
- Taiwan's nuclear generation in 2025 was 90% lower than in 2020, when it was 31.4 TWh.
- Taiwan's nuclear generation in 2025 was 91% lower than in 2015, when it was 36.5 TWh.
- Taiwan's nuclear generation peaked at 42.4 TWh in 2014.
- Taiwan's nuclear share in 2025 was below the world share of 8.9%.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Nuclear generation | 3.24 TWh | 2025 · Ember |
| Share of Taiwan's electricity | 1.1% | 2025 · Ember |
| World share of nuclear | 8.9% | 2025 · Ember |
| Rank by nuclear generation (each country's latest year) | 31 of 32 | 2025 · Ember |
| Nuclear capacity | 0 GW | 2025 · Ember |
Nuclear Generation Year by Year
Ember annual statistics, 1985 to 2025Annual statistics through 2025, TWh
| Year | Nuclear |
|---|---|
| 1985 | 28.7 TWh |
| 1986 | 26.9 TWh |
| 1987 | 33.1 TWh |
| 1988 | 30.7 TWh |
| 1989 | 28.3 TWh |
| 1990 | 32.9 TWh |
| 1991 | 35.3 TWh |
| 1992 | 33.8 TWh |
| 1993 | 34.4 TWh |
| 1994 | 34.9 TWh |
| 1995 | 35.3 TWh |
| 1996 | 37.8 TWh |
| 1997 | 36.3 TWh |
| 1998 | 36.9 TWh |
| 1999 | 38.0 TWh |
| 2000 | 38.5 TWh |
| 2001 | 35.5 TWh |
| 2002 | 39.6 TWh |
| 2003 | 38.9 TWh |
| 2004 | 39.5 TWh |
| 2005 | 40.0 TWh |
| 2006 | 39.9 TWh |
| 2007 | 40.5 TWh |
| 2008 | 40.8 TWh |
| 2009 | 41.6 TWh |
| 2010 | 41.6 TWh |
| 2011 | 42.1 TWh |
| 2012 | 40.4 TWh |
| 2013 | 41.6 TWh |
| 2014 | 42.4 TWh |
| 2015 | 36.5 TWh |
| 2016 | 31.7 TWh |
| 2017 | 22.5 TWh |
| 2018 | 27.7 TWh |
| 2019 | 32.3 TWh |
| 2020 | 31.4 TWh |
| 2021 | 27.8 TWh |
| 2022 | 23.8 TWh |
| 2023 | 17.8 TWh |
| 2024 | 12.2 TWh |
| 2025 | 3.24 TWh |
Annual statistics through 2025, % of generation
| Year | Taiwan | World |
|---|---|---|
| 1985 | 51.7% | n/a |
| 1986 | 43.2% | n/a |
| 1987 | 47.9% | n/a |
| 1988 | 40.2% | n/a |
| 1989 | 33.6% | n/a |
| 1990 | 36.4% | n/a |
| 1991 | 35.6% | n/a |
| 1992 | 32.1% | n/a |
| 1993 | 29.8% | n/a |
| 1994 | 28.0% | n/a |
| 1995 | 26.5% | n/a |
| 1996 | 26.6% | n/a |
| 1997 | 24.1% | n/a |
| 1998 | 22.6% | n/a |
| 1999 | 22.5% | n/a |
| 2000 | 20.8% | 16.6% |
| 2001 | 18.8% | 16.9% |
| 2002 | 19.9% | 16.5% |
| 2003 | 18.6% | 15.6% |
| 2004 | 18.1% | 15.6% |
| 2005 | 17.6% | 15.0% |
| 2006 | 16.9% | 14.7% |
| 2007 | 16.7% | 13.7% |
| 2008 | 17.1% | 13.4% |
| 2009 | 18.1% | 13.3% |
| 2010 | 16.9% | 12.8% |
| 2011 | 16.7% | 11.9% |
| 2012 | 16.1% | 10.8% |
| 2013 | 16.5% | 10.6% |
| 2014 | 16.3% | 10.5% |
| 2015 | 14.1% | 10.6% |
| 2016 | 12.0% | 10.4% |
| 2017 | 8.3% | 10.2% |
| 2018 | 10.1% | 10.1% |
| 2019 | 11.8% | 10.3% |
| 2020 | 11.2% | 9.9% |
| 2021 | 9.5% | 9.8% |
| 2022 | 8.2% | 9.1% |
| 2023 | 6.3% | 9.1% |
| 2024 | 4.2% | 9.0% |
| 2025 | 1.1% | 8.9% |
| Year | Generation | Share | World share | Capacity |
|---|---|---|---|---|
| 2025 | 3.24 TWh | 1.1% | 8.9% | 0 GW |
| 2024 | 12.2 TWh | 4.2% | 9.0% | 950 MW |
| 2023 | 17.8 TWh | 6.3% | 9.1% | 1.90 GW |
| 2022 | 23.8 TWh | 8.2% | 9.1% | 2.89 GW |
| 2021 | 27.8 TWh | 9.5% | 9.8% | 2.89 GW |
| 2020 | 31.4 TWh | 11.2% | 9.9% | 3.87 GW |
| 2019 | 32.3 TWh | 11.8% | 10.3% | 3.87 GW |
| 2018 | 27.7 TWh | 10.1% | 10.1% | 4.51 GW |
| 2017 | 22.5 TWh | 8.3% | 10.2% | 5.14 GW |
| 2016 | 31.7 TWh | 12.0% | 10.4% | 5.14 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.
Nuclear Generation Month by Month
Ember monthly statistics through July 2026Monthly statistics through July 2026, TWh
| Month | Nuclear |
|---|---|
| 2024-08 | 730 GWh |
| 2024-09 | 700 GWh |
| 2024-10 | 460 GWh |
| 2024-11 | 0 TWh |
| 2024-12 | 550 GWh |
| 2025-01 | 740 GWh |
| 2025-02 | 660 GWh |
| 2025-03 | 730 GWh |
| 2025-04 | 710 GWh |
| 2025-05 | 390 GWh |
| 2025-06 | 0 TWh |
| 2025-07 | 0 TWh |
| 2025-08 | 0 TWh |
| 2025-09 | 0 TWh |
| 2025-10 | 0 TWh |
| 2025-11 | 0 TWh |
| 2025-12 | 0 TWh |
| 2026-01 | 0 TWh |
| 2026-02 | 0 TWh |
| 2026-03 | 0 TWh |
| 2026-04 | 0 TWh |
| 2026-05 | 0 TWh |
| 2026-06 | 0 TWh |
| 2026-07 | 0 TWh |
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.