Slovakia Gas Power: Generation, Share and Trend
Slovakia generated 3.28 TWh of electricity from gas in 2025, 11.3% of its total, according to Ember. That made it the 77th largest gas power producer in 2025 of the 117 countries with Ember data, comparing each country's latest year. Gas supplied 21.7% 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
- Slovakia generated 3.28 TWh of electricity from gas in 2025.
- Gas supplied 11.3% of Slovakia's electricity in 2025.
- Slovakia was the 77th largest gas power producer in 2025 among the 117 countries with Ember data, comparing each country's latest year.
- Slovakia's gas generation in 2025 was 8% lower than in 2020, when it was 3.57 TWh.
- Slovakia's gas generation in 2025 was 105% higher than in 2015, when it was 1.60 TWh.
- Slovakia's gas generation peaked at 4.37 TWh in 2021.
- Slovakia's gas share in 2025 was below the world share of 21.7%.
- Slovakia had 1.99 GW of gas generating capacity in 2025.
- Gas power in Slovakia emitted 1.44 MtCO2 in 2025, 52% of the power sector's emissions.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Gas generation | 3.28 TWh | 2025 · Ember |
| Share of Slovakia's electricity | 11.3% | 2025 · Ember |
| World share of gas | 21.7% | 2025 · Ember |
| Rank by gas generation (each country's latest year) | 77 of 117 | 2025 · Ember |
| Gas capacity | 1.99 GW | 2025 · Ember |
| Gas power emissions | 1.44 MtCO2 | 2025 · Ember |
Gas Generation Year by Year
Ember annual statistics, 1990 to 2025Annual statistics through 2025, GWh
| Year | Gas |
|---|---|
| 1990 | 1.82 TWh |
| 1991 | 2.12 TWh |
| 1992 | 870 GWh |
| 1993 | 1.18 TWh |
| 1994 | 2.19 TWh |
| 1995 | 2.38 TWh |
| 1996 | 2.34 TWh |
| 1997 | 2.33 TWh |
| 1998 | 2.35 TWh |
| 1999 | 3.05 TWh |
| 2000 | 3.34 TWh |
| 2001 | 2.70 TWh |
| 2002 | 2.51 TWh |
| 2003 | 2.40 TWh |
| 2004 | 2.42 TWh |
| 2005 | 2.18 TWh |
| 2006 | 1.91 TWh |
| 2007 | 1.62 TWh |
| 2008 | 1.61 TWh |
| 2009 | 1.97 TWh |
| 2010 | 2.21 TWh |
| 2011 | 3.15 TWh |
| 2012 | 2.85 TWh |
| 2013 | 2.39 TWh |
| 2014 | 1.62 TWh |
| 2015 | 1.60 TWh |
| 2016 | 1.52 TWh |
| 2017 | 1.67 TWh |
| 2018 | 1.86 TWh |
| 2019 | 3.07 TWh |
| 2020 | 3.57 TWh |
| 2021 | 4.37 TWh |
| 2022 | 2.10 TWh |
| 2023 | 2.28 TWh |
| 2024 | 2.88 TWh |
| 2025 | 3.28 TWh |
Annual statistics through 2025, % of generation
| Year | Slovakia | World |
|---|---|---|
| 1990 | 7.1% | n/a |
| 1991 | 8.7% | n/a |
| 1992 | 3.7% | n/a |
| 1993 | 4.9% | n/a |
| 1994 | 8.6% | n/a |
| 1995 | 9.0% | n/a |
| 1996 | 9.2% | n/a |
| 1997 | 9.3% | n/a |
| 1998 | 9.1% | n/a |
| 1999 | 10.9% | n/a |
| 2000 | 10.9% | 18.0% |
| 2001 | 8.5% | 18.8% |
| 2002 | 7.8% | 19.3% |
| 2003 | 7.8% | 19.6% |
| 2004 | 7.9% | 20.1% |
| 2005 | 7.0% | 20.3% |
| 2006 | 6.1% | 20.7% |
| 2007 | 5.8% | 21.4% |
| 2008 | 5.6% | 21.7% |
| 2009 | 7.6% | 22.0% |
| 2010 | 8.1% | 22.6% |
| 2011 | 11.1% | 22.2% |
| 2012 | 10.1% | 22.9% |
| 2013 | 8.4% | 21.9% |
| 2014 | 6.0% | 22.0% |
| 2015 | 6.0% | 23.1% |
| 2016 | 5.7% | 23.7% |
| 2017 | 6.1% | 23.5% |
| 2018 | 7.0% | 23.5% |
| 2019 | 10.9% | 23.8% |
| 2020 | 12.5% | 23.8% |
| 2021 | 14.7% | 23.2% |
| 2022 | 7.9% | 22.8% |
| 2023 | 7.7% | 22.5% |
| 2024 | 9.8% | 22.1% |
| 2025 | 11.3% | 21.7% |
| Year | Generation | Share | World share | Capacity | Emissions |
|---|---|---|---|---|---|
| 2025 | 3.28 TWh | 11.3% | 21.7% | 1.99 GW | 1.44 MtCO2 |
| 2024 | 2.88 TWh | 9.8% | 22.1% | 1.99 GW | 1.26 MtCO2 |
| 2023 | 2.28 TWh | 7.7% | 22.5% | 2.15 GW | 1.00 MtCO2 |
| 2022 | 2.10 TWh | 7.9% | 22.8% | 2.10 GW | 0.92 MtCO2 |
| 2021 | 4.37 TWh | 14.7% | 23.2% | 2.15 GW | 1.92 MtCO2 |
| 2020 | 3.57 TWh | 12.5% | 23.8% | 2.43 GW | 1.57 MtCO2 |
| 2019 | 3.07 TWh | 10.9% | 23.8% | 2.42 GW | 1.35 MtCO2 |
| 2018 | 1.86 TWh | 7.0% | 23.5% | 2.42 GW | 0.82 MtCO2 |
| 2017 | 1.67 TWh | 6.1% | 23.5% | 2.41 GW | 0.73 MtCO2 |
| 2016 | 1.52 TWh | 5.7% | 23.7% | 2.47 GW | 0.67 MtCO2 |
Full year by year history for Slovakia
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.
Gas Generation Month by Month
Ember monthly statistics through July 2026Monthly statistics through July 2026, TWh
| Month | Gas |
|---|---|
| 2024-08 | 180 GWh |
| 2024-09 | 200 GWh |
| 2024-10 | 220 GWh |
| 2024-11 | 340 GWh |
| 2024-12 | 300 GWh |
| 2025-01 | 310 GWh |
| 2025-02 | 280 GWh |
| 2025-03 | 250 GWh |
| 2025-04 | 190 GWh |
| 2025-05 | 150 GWh |
| 2025-06 | 130 GWh |
| 2025-07 | 200 GWh |
| 2025-08 | 160 GWh |
| 2025-09 | 230 GWh |
| 2025-10 | 250 GWh |
| 2025-11 | 350 GWh |
| 2025-12 | 350 GWh |
| 2026-01 | 410 GWh |
| 2026-02 | 330 GWh |
| 2026-03 | 230 GWh |
| 2026-04 | 180 GWh |
| 2026-05 | 170 GWh |
| 2026-06 | 150 GWh |
| 2026-07 | 180 GWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of July 2026. Monthly figures for Slovakia can differ slightly from the annual totals.