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Data as of 2025
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Built 2026-09-19 (19 September 2026)

Slovakia Electricity History, 1990 to 2025

Slovakia generated 25.5 TWh of electricity in 1990 and 29.1 TWh in 2025. Slovakia's electricity demand peaked at 30.7 TWh in 1990. The carbon intensity of Slovakia's electricity went from 387 gCO2/kWh in 1990 to 95 gCO2/kWh in 2025. Figures are Ember annual statistics; Ember's series for Slovakia starts in 1990.

Key Facts

  • Slovakia generated 25.5 TWh of electricity in 1990 and 29.1 TWh in 2025.
  • Slovakia's electricity demand peaked at 30.7 TWh in 1990.
  • The carbon intensity of Slovakia's electricity went from 387 gCO2/kWh in 1990 to 95 gCO2/kWh in 2025.
  • Slovakia's lowest carbon intensity on record was 95 gCO2/kWh, in 2025.
  • Coal's share of Slovakia's electricity went from 29.4% in 1990 to 1.1% in 2025, the largest change of any source.

Generation and Demand

1990 to 2025, TWh
Slovakia electricity generation and demand, 1990 to 2025 Slovakia generated 25.5 TWh of electricity in 1990 and 29.1 TWh in 2025. 0 10 20 30 40 19901995200020052010201520202025
Slovakia generated 25.5 TWh of electricity in 1990 and 29.1 TWh in 2025.
Annual statistics through 2025, TWh
Slovakia electricity generation and demand, 1990 to 2025
YearGenerationDemand
199025.5 TWh30.7 TWh
199124.3 TWh28.6 TWh
199223.2 TWh26.7 TWh
199324.1 TWh25.5 TWh
199425.5 TWh25.9 TWh
199526.4 TWh27.8 TWh
199625.5 TWh29.0 TWh
199725.0 TWh29.1 TWh
199825.7 TWh27.0 TWh
199928.1 TWh28.7 TWh
200030.8 TWh28.1 TWh
200131.8 TWh28.1 TWh
200232.2 TWh28.0 TWh
200331.0 TWh28.7 TWh
200430.5 TWh28.6 TWh
200531.3 TWh28.1 TWh
200631.3 TWh28.9 TWh
200727.9 TWh29.6 TWh
200828.7 TWh29.2 TWh
200925.9 TWh27.2 TWh
201027.5 TWh28.5 TWh
201128.3 TWh29.0 TWh
201228.3 TWh28.7 TWh
201328.5 TWh28.6 TWh
201427.1 TWh28.2 TWh
201526.6 TWh29.0 TWh
201626.8 TWh29.5 TWh
201727.4 TWh30.5 TWh
201826.7 TWh30.3 TWh
201928.2 TWh29.9 TWh
202028.5 TWh28.8 TWh
202129.7 TWh30.5 TWh
202226.5 TWh28.0 TWh
202329.5 TWh26.1 TWh
202429.5 TWh26.6 TWh
202529.1 TWh26.7 TWh

Carbon Intensity

gCO2 per kWh generated
Slovakia carbon intensity of electricity, 1990 to 2025 The carbon intensity of Slovakia's electricity went from 387 gCO2/kWh in 1990 to 95 gCO2/kWh in 2025. 0 100 200 300 400 19901995200020052010201520202025
The carbon intensity of Slovakia's electricity went from 387 gCO2/kWh in 1990 to 95 gCO2/kWh in 2025.
Annual statistics through 2025
Slovakia carbon intensity of electricity, 1990 to 2025
YearCarbon intensity
1990387 gCO2/kWh
1991371 gCO2/kWh
1992392 gCO2/kWh
1993325 gCO2/kWh
1994273 gCO2/kWh
1995322 gCO2/kWh
1996323 gCO2/kWh
1997332 gCO2/kWh
1998322 gCO2/kWh
1999306 gCO2/kWh
2000251 gCO2/kWh
2001251 gCO2/kWh
2002225 gCO2/kWh
2003257 gCO2/kWh
2004253 gCO2/kWh
2005239 gCO2/kWh
2006231 gCO2/kWh
2007235 gCO2/kWh
2008224 gCO2/kWh
2009221 gCO2/kWh
2010205 gCO2/kWh
2011214 gCO2/kWh
2012204 gCO2/kWh
2013181 gCO2/kWh
2014173 gCO2/kWh
2015178 gCO2/kWh
2016177 gCO2/kWh
2017184 gCO2/kWh
2018191 gCO2/kWh
2019171 gCO2/kWh
2020159 gCO2/kWh
2021167 gCO2/kWh
2022142 gCO2/kWh
2023115 gCO2/kWh
202497 gCO2/kWh
202595 gCO2/kWh

Every Year

YearGenerationDemandNet importsCarbon intensityLow carbon share
2025 29.1 TWh 26.7 TWh -2.35 TWh 95 gCO2/kWh 85.2%
2024 29.5 TWh 26.6 TWh -2.95 TWh 97 gCO2/kWh 85.8%
2023 29.5 TWh 26.1 TWh -3.42 TWh 115 gCO2/kWh 84.8%
2022 26.5 TWh 28.0 TWh 1.41 TWh 142 gCO2/kWh 81.9%
2021 29.7 TWh 30.5 TWh 770 GWh 167 gCO2/kWh 75.8%
2020 28.5 TWh 28.8 TWh 320 GWh 159 gCO2/kWh 78.2%
2019 28.2 TWh 29.9 TWh 1.70 TWh 171 gCO2/kWh 77.7%
2018 26.7 TWh 30.3 TWh 3.68 TWh 191 gCO2/kWh 77.5%
2017 27.4 TWh 30.5 TWh 3.03 TWh 184 gCO2/kWh 78.9%
2016 26.8 TWh 29.5 TWh 2.65 TWh 177 gCO2/kWh 79.9%
2015 26.6 TWh 29.0 TWh 2.39 TWh 178 gCO2/kWh 79.6%
2014 27.1 TWh 28.2 TWh 1.10 TWh 173 gCO2/kWh 80.1%
2013 28.5 TWh 28.6 TWh 90.0 GWh 181 gCO2/kWh 77.5%
2012 28.3 TWh 28.7 TWh 390 GWh 204 gCO2/kWh 74.1%
2011 28.3 TWh 29.0 TWh 730 GWh 214 gCO2/kWh 72.2%
2010 27.5 TWh 28.5 TWh 1.04 TWh 205 gCO2/kWh 74.7%
2009 25.9 TWh 27.2 TWh 1.31 TWh 221 gCO2/kWh 73.3%
2008 28.7 TWh 29.2 TWh 520 GWh 224 gCO2/kWh 74.1%
2007 27.9 TWh 29.6 TWh 1.73 TWh 235 gCO2/kWh 72.8%
2006 31.3 TWh 28.9 TWh -2.33 TWh 231 gCO2/kWh 73.0%
2005 31.3 TWh 28.1 TWh -3.27 TWh 239 gCO2/kWh 71.5%
2004 30.5 TWh 28.6 TWh -1.86 TWh 253 gCO2/kWh 69.5%
2003 31.0 TWh 28.7 TWh -2.26 TWh 257 gCO2/kWh 69.2%
2002 32.2 TWh 28.0 TWh -4.16 TWh 225 gCO2/kWh 72.6%
2001 31.8 TWh 28.1 TWh -3.68 TWh 251 gCO2/kWh 69.7%
2000 30.8 TWh 28.1 TWh -2.70 TWh 251 gCO2/kWh 68.6%
1999 28.1 TWh 28.7 TWh 560 GWh 306 gCO2/kWh 62.6%
1998 25.7 TWh 27.0 TWh 1.29 TWh 322 gCO2/kWh 60.9%
1997 25.0 TWh 29.1 TWh 4.05 TWh 332 gCO2/kWh 60.4%
1996 25.5 TWh 29.0 TWh 3.52 TWh 323 gCO2/kWh 60.8%
1995 26.4 TWh 27.8 TWh 1.38 TWh 322 gCO2/kWh 61.7%
1994 25.5 TWh 25.9 TWh 430 GWh 273 gCO2/kWh 66.6%
1993 24.1 TWh 25.5 TWh 1.42 TWh 325 gCO2/kWh 62.2%
1992 23.2 TWh 26.7 TWh 3.47 TWh 392 gCO2/kWh 55.9%
1991 24.3 TWh 28.6 TWh 4.34 TWh 371 gCO2/kWh 54.0%
1990 25.5 TWh 30.7 TWh 5.20 TWh 387 gCO2/kWh 54.6%

Share of Generation by Source

Percent of total generation
YearCoalGasOther fossilNuclearHydroWindSolarBioenergyOther renewables
20251.1%11.3%2.5%66.4%10.9%0.0%2.4%5.4%0.0%
20241.8%9.8%2.7%61.8%16.4%0.0%2.3%5.4%0.0%
20234.1%7.7%3.4%62.1%15.9%0.0%2.1%4.8%0.0%
20226.1%7.9%4.1%60.0%13.9%0.0%2.5%5.6%0.0%
20215.7%14.7%3.8%53.0%14.3%0.0%2.3%6.2%0.0%
20206.5%12.5%2.8%54.2%15.9%0.0%2.3%5.9%0.0%
20198.3%10.9%3.1%54.2%15.5%0.0%2.1%6.0%0.0%
201811.3%7.0%4.3%55.7%13.5%0.0%2.2%6.1%0.0%
201710.9%6.1%4.2%55.0%15.8%0.0%1.9%6.2%0.0%
201610.5%5.7%4.0%55.1%16.3%0.0%2.0%6.5%0.0%
201510.6%6.0%3.7%56.9%14.5%0.0%1.9%6.2%0.0%
201410.6%6.0%3.3%57.1%15.5%0.0%2.2%5.2%0.0%
201310.8%8.4%3.4%55.2%17.0%0.0%2.1%3.2%0.0%
201212.1%10.1%3.8%54.7%14.5%0.0%1.5%3.3%0.0%
201112.6%11.1%4.1%54.5%13.4%0.0%1.4%2.9%0.0%
201013.0%8.1%4.3%53.1%19.2%0.0%0.1%2.4%0.0%
200914.9%7.6%4.2%54.3%16.9%0.0%0.0%2.1%0.0%
200816.3%5.6%4.0%58.2%14.1%0.0%0.0%1.8%0.0%
200717.2%5.8%4.2%55.0%16.0%0.0%0.0%1.7%0.0%
200617.0%6.1%3.9%57.6%14.1%0.0%0.0%1.3%0.0%
200517.7%7.0%3.9%56.6%14.8%0.0%0.0%0.1%0.0%
200418.7%7.9%3.9%55.9%13.5%0.0%0.0%0.1%0.0%
200319.2%7.8%3.8%57.7%11.2%0.0%0.0%0.3%0.0%
200216.0%7.8%3.6%55.8%16.4%n/a0.0%0.5%0.0%
200118.3%8.5%3.5%53.7%15.5%n/a0.0%0.5%0.0%
200018.1%10.9%2.5%53.6%15.0%n/a0.0%0.0%0.0%
199922.7%10.9%3.9%46.7%15.9%0.0%0.0%0.0%0.0%
199822.8%9.1%7.2%44.3%16.6%0.0%0.0%0.0%0.0%
199725.1%9.3%5.2%44.2%16.2%0.0%0.0%0.0%0.0%
199623.1%9.2%6.9%44.2%16.6%0.0%0.0%0.0%0.0%
199524.4%9.0%4.8%43.3%18.5%0.0%0.0%0.0%0.0%
199419.1%8.6%5.7%49.5%17.1%0.0%0.0%0.0%0.0%
199323.9%4.9%9.0%47.8%14.4%0.0%0.0%0.0%0.0%
199231.1%3.7%9.3%47.6%8.4%0.0%0.0%0.0%0.0%
199124.5%8.7%12.7%48.2%5.8%0.0%0.0%0.0%0.0%
199029.4%7.1%8.8%47.2%7.4%0.0%0.0%0.0%0.0%

Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025.