Mexico Nuclear Power: Generation, Share and Trend
Mexico generated 10.2 TWh of electricity from nuclear in 2025, 2.9% of its total, according to Ember. That made it the 27th 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
- Mexico generated 10.2 TWh of electricity from nuclear in 2025.
- Nuclear supplied 2.9% of Mexico's electricity in 2025.
- Mexico was the 27th largest nuclear power producer in 2025 among the 32 countries with Ember data, comparing each country's latest year.
- Mexico's nuclear generation in 2025 was 9% lower than in 2020, when it was 11.2 TWh.
- Mexico's nuclear generation in 2025 was 12% lower than in 2015, when it was 11.6 TWh.
- Mexico's nuclear generation peaked at 13.6 TWh in 2018.
- Mexico's nuclear share in 2025 was below the world share of 8.9%.
- Mexico had 1.61 GW of nuclear generating capacity in 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Nuclear generation | 10.2 TWh | 2025 · Ember |
| Share of Mexico's electricity | 2.9% | 2025 · Ember |
| World share of nuclear | 8.9% | 2025 · Ember |
| Rank by nuclear generation (each country's latest year) | 27 of 32 | 2025 · Ember |
| Nuclear capacity | 1.61 GW | 2025 · Ember |
Nuclear Generation Year by Year
Ember annual statistics, 1985 to 2025Annual statistics through 2025, TWh
| Year | Nuclear |
|---|---|
| 1985 | 0 TWh |
| 1986 | 0 TWh |
| 1987 | 0 TWh |
| 1988 | 0 TWh |
| 1989 | 370 GWh |
| 1990 | 2.94 TWh |
| 1991 | 4.24 TWh |
| 1992 | 3.92 TWh |
| 1993 | 4.93 TWh |
| 1994 | 4.24 TWh |
| 1995 | 8.44 TWh |
| 1996 | 7.88 TWh |
| 1997 | 10.5 TWh |
| 1998 | 9.27 TWh |
| 1999 | 10.0 TWh |
| 2000 | 8.22 TWh |
| 2001 | 8.73 TWh |
| 2002 | 9.75 TWh |
| 2003 | 10.5 TWh |
| 2004 | 9.19 TWh |
| 2005 | 10.8 TWh |
| 2006 | 10.9 TWh |
| 2007 | 10.4 TWh |
| 2008 | 9.80 TWh |
| 2009 | 10.5 TWh |
| 2010 | 5.88 TWh |
| 2011 | 10.1 TWh |
| 2012 | 8.77 TWh |
| 2013 | 11.8 TWh |
| 2014 | 9.68 TWh |
| 2015 | 11.6 TWh |
| 2016 | 10.6 TWh |
| 2017 | 10.9 TWh |
| 2018 | 13.6 TWh |
| 2019 | 11.2 TWh |
| 2020 | 11.2 TWh |
| 2021 | 11.9 TWh |
| 2022 | 10.9 TWh |
| 2023 | 12.4 TWh |
| 2024 | 12.3 TWh |
| 2025 | 10.2 TWh |
Annual statistics through 2025, % of generation
| Year | Mexico | World |
|---|---|---|
| 1985 | 0.0% | n/a |
| 1986 | 0.0% | n/a |
| 1987 | 0.0% | n/a |
| 1988 | 0.0% | n/a |
| 1989 | 0.3% | n/a |
| 1990 | 2.5% | n/a |
| 1991 | 3.3% | n/a |
| 1992 | 3.0% | n/a |
| 1993 | 3.7% | n/a |
| 1994 | 2.9% | n/a |
| 1995 | 5.6% | n/a |
| 1996 | 5.0% | n/a |
| 1997 | 6.3% | n/a |
| 1998 | 5.1% | n/a |
| 1999 | 5.3% | n/a |
| 2000 | 4.0% | 16.6% |
| 2001 | 4.2% | 16.9% |
| 2002 | 4.5% | 16.5% |
| 2003 | 4.7% | 15.6% |
| 2004 | 3.9% | 15.6% |
| 2005 | 4.4% | 15.0% |
| 2006 | 4.2% | 14.7% |
| 2007 | 4.0% | 13.7% |
| 2008 | 3.6% | 13.4% |
| 2009 | 3.9% | 13.3% |
| 2010 | 2.1% | 12.8% |
| 2011 | 3.5% | 11.9% |
| 2012 | 3.0% | 10.8% |
| 2013 | 4.0% | 10.6% |
| 2014 | 3.2% | 10.5% |
| 2015 | 3.7% | 10.6% |
| 2016 | 3.3% | 10.4% |
| 2017 | 3.3% | 10.2% |
| 2018 | 3.9% | 10.1% |
| 2019 | 3.3% | 10.3% |
| 2020 | 3.4% | 9.9% |
| 2021 | 3.6% | 9.8% |
| 2022 | 3.2% | 9.1% |
| 2023 | 3.5% | 9.1% |
| 2024 | 3.5% | 9.0% |
| 2025 | 2.9% | 8.9% |
| Year | Generation | Share | World share | Capacity |
|---|---|---|---|---|
| 2025 | 10.2 TWh | 2.9% | 8.9% | 1.61 GW |
| 2024 | 12.3 TWh | 3.5% | 9.0% | 1.61 GW |
| 2023 | 12.4 TWh | 3.5% | 9.1% | 1.61 GW |
| 2022 | 10.9 TWh | 3.2% | 9.1% | 1.61 GW |
| 2021 | 11.9 TWh | 3.6% | 9.8% | 1.61 GW |
| 2020 | 11.2 TWh | 3.4% | 9.9% | 1.61 GW |
| 2019 | 11.2 TWh | 3.3% | 10.3% | 1.61 GW |
| 2018 | 13.6 TWh | 3.9% | 10.1% | 1.61 GW |
| 2017 | 10.9 TWh | 3.3% | 10.2% | 1.61 GW |
| 2016 | 10.6 TWh | 3.3% | 10.4% | 1.61 GW |
Full year by year history for Mexico
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 | 1.11 TWh |
| 2024-09 | 1.07 TWh |
| 2024-10 | 1.13 TWh |
| 2024-11 | 1.10 TWh |
| 2024-12 | 1.14 TWh |
| 2025-01 | 1.11 TWh |
| 2025-02 | 1.03 TWh |
| 2025-03 | 1.07 TWh |
| 2025-04 | 550 GWh |
| 2025-05 | 560 GWh |
| 2025-06 | 470 GWh |
| 2025-07 | 1.04 TWh |
| 2025-08 | 970 GWh |
| 2025-09 | 1.00 TWh |
| 2025-10 | 610 GWh |
| 2025-11 | 540 GWh |
| 2025-12 | 880 GWh |
| 2026-01 | 1.11 TWh |
| 2026-02 | 960 GWh |
| 2026-03 | 1.12 TWh |
| 2026-04 | 1.09 TWh |
| 2026-05 | 1.12 TWh |
| 2026-06 | 1.09 TWh |
| 2026-07 | 1.12 TWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of July 2026. Monthly figures for Mexico can differ slightly from the annual totals.