Spain Electricity: Generation Mix, Demand and Emissions
Spain generated 288 TWh of electricity in 2025, according to Ember. Solar was the largest source at 21.9%, followed by gas (21.5%) and wind (20.4%). Demand was 275 TWh and each kWh generated emitted 153 gCO2/kWh. These are annual statistics for 2025, with monthly figures through August 2026; they are compiled from national sources and are not real time.
Key Facts
- Spain generated 288 TWh of electricity in 2025.
- Solar supplied 21.9% of Spain's electricity in 2025.
- Gas supplied 21.5% of Spain's electricity in 2025.
- Wind supplied 20.4% of Spain's electricity in 2025.
- Low carbon sources (nuclear and renewables) supplied 74.7% of Spain's generation in 2025.
- The carbon intensity of Spain's electricity was 153 gCO2/kWh in 2025.
- Spain's carbon intensity in 2025 was 65% lower than in 1990, when it was 437 gCO2/kWh.
- Spain had the 19th highest electricity demand among the 93 countries with Ember data for 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Total generation | 288 TWh | 2025 · Ember |
| Electricity demand | 275 TWh | 2025 · Ember |
| Demand per person | 5.75 MWh | 2025 · Ember |
| Net imports | -12.8 TWh | 2025 · Ember |
| Carbon intensity | 153 gCO2/kWh | 2025 · Ember |
| Power sector emissions | 44.2 MtCO2 | 2025 · Ember |
| Demand rank (countries with 2025 data) | 19 of 93 | 2025 · Ember |
Generation Mix, 2025
Year by Year
Ember annual statistics, 1990 to 2025Annual statistics through 2025, TWh
| Year | Solar | Gas | Wind | Nuclear | Hydro |
|---|---|---|---|---|---|
| 1990 | 10.0 GWh | 1.51 TWh | 10.0 GWh | 54.3 TWh | 25.5 TWh |
| 1991 | 10.0 GWh | 1.36 TWh | 10.0 GWh | 55.6 TWh | 27.3 TWh |
| 1992 | 10.0 GWh | 1.71 TWh | 100 GWh | 55.8 TWh | 18.9 TWh |
| 1993 | 10.0 GWh | 1.20 TWh | 120 GWh | 56.1 TWh | 24.4 TWh |
| 1994 | 10.0 GWh | 3.24 TWh | 170 GWh | 55.3 TWh | 28.2 TWh |
| 1995 | 20.0 GWh | 3.75 TWh | 270 GWh | 55.5 TWh | 23.1 TWh |
| 1996 | 20.0 GWh | 6.79 TWh | 360 GWh | 56.3 TWh | 39.8 TWh |
| 1997 | 20.0 GWh | 18.2 TWh | 740 GWh | 55.3 TWh | 34.8 TWh |
| 1998 | 20.0 GWh | 16.2 TWh | 1.35 TWh | 59.0 TWh | 34.0 TWh |
| 1999 | 30.0 GWh | 19.1 TWh | 2.74 TWh | 58.9 TWh | 22.8 TWh |
| 2000 | 10.0 GWh | 20.2 TWh | 4.73 TWh | 62.2 TWh | 28.3 TWh |
| 2001 | 20.0 GWh | 23.4 TWh | 6.76 TWh | 63.7 TWh | 40.9 TWh |
| 2002 | 20.0 GWh | 32.4 TWh | 9.34 TWh | 63.0 TWh | 21.2 TWh |
| 2003 | 20.0 GWh | 39.4 TWh | 12.1 TWh | 61.9 TWh | 40.5 TWh |
| 2004 | 20.0 GWh | 55.5 TWh | 15.7 TWh | 63.6 TWh | 31.1 TWh |
| 2005 | 50.0 GWh | 79.0 TWh | 21.2 TWh | 57.5 TWh | 18.4 TWh |
| 2006 | 120 GWh | 90.6 TWh | 23.3 TWh | 60.1 TWh | 26.0 TWh |
| 2007 | 520 GWh | 94.8 TWh | 27.6 TWh | 55.1 TWh | 27.3 TWh |
| 2008 | 2.58 TWh | 121 TWh | 33.0 TWh | 59.0 TWh | 23.4 TWh |
| 2009 | 6.06 TWh | 108 TWh | 38.1 TWh | 52.8 TWh | 26.4 TWh |
| 2010 | 7.19 TWh | 94.9 TWh | 44.3 TWh | 62.0 TWh | 42.3 TWh |
| 2011 | 9.40 TWh | 85.5 TWh | 42.9 TWh | 57.7 TWh | 30.6 TWh |
| 2012 | 12.0 TWh | 73.3 TWh | 49.5 TWh | 61.5 TWh | 20.6 TWh |
| 2013 | 13.1 TWh | 57.5 TWh | 55.6 TWh | 56.7 TWh | 36.9 TWh |
| 2014 | 13.7 TWh | 47.3 TWh | 52.0 TWh | 57.3 TWh | 39.2 TWh |
| 2015 | 13.9 TWh | 52.5 TWh | 49.3 TWh | 57.2 TWh | 28.1 TWh |
| 2016 | 13.6 TWh | 52.8 TWh | 48.9 TWh | 58.6 TWh | 36.4 TWh |
| 2017 | 14.4 TWh | 64.0 TWh | 49.1 TWh | 58.0 TWh | 18.3 TWh |
| 2018 | 12.7 TWh | 58.0 TWh | 50.9 TWh | 55.8 TWh | 34.3 TWh |
| 2019 | 15.1 TWh | 83.7 TWh | 55.7 TWh | 58.4 TWh | 24.7 TWh |
| 2020 | 20.7 TWh | 69.7 TWh | 56.4 TWh | 58.3 TWh | 30.5 TWh |
| 2021 | 27.1 TWh | 71.5 TWh | 62.1 TWh | 56.6 TWh | 29.6 TWh |
| 2022 | 35.7 TWh | 86.1 TWh | 62.8 TWh | 58.6 TWh | 17.6 TWh |
| 2023 | 48.6 TWh | 64.4 TWh | 64.3 TWh | 56.9 TWh | 25.0 TWh |
| 2024 | 58.3 TWh | 52.3 TWh | 62.2 TWh | 54.5 TWh | 34.4 TWh |
| 2025 | 63.0 TWh | 62.1 TWh | 58.8 TWh | 54.1 TWh | 32.8 TWh |
| Year | Generation | Demand | Carbon intensity |
|---|---|---|---|
| 2025 | 288 TWh | 275 TWh | 153 gCO2/kWh |
| 2024 | 281 TWh | 271 TWh | 146 gCO2/kWh |
| 2023 | 279 TWh | 265 TWh | 170 gCO2/kWh |
| 2022 | 287 TWh | 267 TWh | 217 gCO2/kWh |
| 2021 | 271 TWh | 272 TWh | 194 gCO2/kWh |
| 2020 | 259 TWh | 263 TWh | 199 gCO2/kWh |
| 2019 | 271 TWh | 277 TWh | 247 gCO2/kWh |
| 2018 | 271 TWh | 283 TWh | 291 gCO2/kWh |
| 2017 | 272 TWh | 282 TWh | 329 gCO2/kWh |
| 2016 | 271 TWh | 278 TWh | 283 gCO2/kWh |
Full year by year history for Spain, 1990 to 2025
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025.
Month by Month
Ember monthly statistics through August 2026Monthly statistics through August 2026, TWh
| Month | Demand | Generation |
|---|---|---|
| 2024-09 | 19.5 TWh | 20.3 TWh |
| 2024-10 | 19.4 TWh | 20.0 TWh |
| 2024-11 | 18.7 TWh | 18.9 TWh |
| 2024-12 | 20.4 TWh | 21.0 TWh |
| 2025-01 | 21.9 TWh | 22.8 TWh |
| 2025-02 | 19.2 TWh | 20.2 TWh |
| 2025-03 | 21.1 TWh | 22.5 TWh |
| 2025-04 | 18.6 TWh | 19.4 TWh |
| 2025-05 | 19.4 TWh | 20.0 TWh |
| 2025-06 | 21.8 TWh | 22.4 TWh |
| 2025-07 | 23.0 TWh | 24.0 TWh |
| 2025-08 | 21.8 TWh | 22.2 TWh |
| 2025-09 | 20.0 TWh | 20.3 TWh |
| 2025-10 | 19.4 TWh | 20.3 TWh |
| 2025-11 | 20.0 TWh | 20.8 TWh |
| 2025-12 | 21.2 TWh | 21.2 TWh |
| 2026-01 | 22.5 TWh | 23.4 TWh |
| 2026-02 | 19.6 TWh | 20.0 TWh |
| 2026-03 | 20.4 TWh | 21.4 TWh |
| 2026-04 | 18.7 TWh | 19.4 TWh |
| 2026-05 | 19.9 TWh | 20.8 TWh |
| 2026-06 | 22.0 TWh | 23.2 TWh |
| 2026-07 | 24.7 TWh | 25.8 TWh |
| 2026-08 | 22.9 TWh | 24.0 TWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of August 2026.
Spain Electricity FAQ
What is the main source of electricity in Spain?
Solar was the largest source of electricity in Spain in 2025, supplying 21.9% of generation, followed by gas (21.5%) and wind (20.4%). Figures are Ember annual statistics.
How much electricity does Spain use?
Spain used 275 TWh of electricity in 2025, about 5.75 MWh per person.
How clean is Spain's electricity?
Generating a kilowatt hour of electricity in Spain emitted 153 gCO2/kWh in 2025, and low carbon sources supplied 74.7% of generation. That is 67% below the world average of 459 gCO2/kWh.
Does Spain import electricity?
No. Spain was a net exporter in 2025, exporting 12.8 TWh more than it imported.