Romania Electricity Generation & Grid Mix
In 2025, Romania generated 49.78 TWh of electricity (0.16% of global output, ranked #57 worldwide). Its primary generation source was Hydroelectric at 12.08 TWh (24.3% of the national grid), while low-carbon sources (nuclear + renewables) provided 67.5% of total supply.
Romania Electricity Generation by Source (2025)
2025 Total Output: 49.78 TWh · Carbon Intensity: 260 gCO2/kWh
Romania Electricity Generation & Capacity by Source (2025)
| Generation Source | 2025 Output (TWh) | Grid Share (%) | Installed Capacity (GW) | 5Y Change | Share of World Fuel |
|---|---|---|---|---|---|
| Hydroelectric | 12.08 TWh | 24.3% | 6.62 GW | -21.5% | 0.3% |
| Nuclear | 10.20 TWh | 20.5% | 1.30 GW | -11.1% | 0.4% |
| Natural Gas | 8.43 TWh | 16.9% | 3.55 GW | -10.9% | 0.1% |
| Coal | 7.56 TWh | 15.2% | 2.52 GW | -19.2% | 0.1% |
| Wind | 5.97 TWh | 12.0% | 3.28 GW | -14.1% | 0.2% |
| Solar | 4.87 TWh | 9.8% | 6.24 GW | +181.5% | 0.2% |
| Bioenergy | 0.49 TWh | 1.0% | 0.16 GW | -10.9% | 0.1% |
| Oil & Other Fossil | 0.18 TWh | 0.4% | 1.23 GW | -41.9% | 0.0% |
Romania Historical Generation & Emissions Ledger (2000-2025)
| Year | Total (TWh) | Coal | Gas | Nuclear | Hydro | Wind | Solar | Clean % | gCO2/kWh |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 49.8 | 7.6 | 8.4 | 10.2 | 12.1 | 6.0 | 4.9 | 67.5% | 260 |
| 2024 | 52.7 | 8.0 | 9.2 | 10.9 | 14.2 | 6.4 | 3.4 | 67.2% | 260 |
| 2023 | 57.0 | 8.1 | 9.2 | 11.2 | 18.1 | 7.6 | 2.2 | 69.5% | 243 |
| 2022 | 54.7 | 10.4 | 9.3 | 11.1 | 14.0 | 7.0 | 2.0 | 63.4% | 298 |
| 2021 | 58.6 | 10.7 | 9.9 | 11.3 | 17.4 | 6.6 | 1.7 | 64.2% | 290 |
| 2020 | 55.2 | 9.4 | 9.5 | 11.5 | 15.4 | 7.0 | 1.7 | 65.4% | 278 |
| 2019 | 58.8 | 13.6 | 9.0 | 11.3 | 15.6 | 6.8 | 1.8 | 61.1% | 329 |
| 2018 | 64.1 | 15.7 | 10.5 | 11.4 | 17.7 | 6.3 | 1.8 | 58.6% | 348 |
| 2017 | 63.5 | 16.8 | 10.7 | 11.5 | 14.5 | 7.4 | 1.9 | 56.3% | 369 |
| 2016 | 64.2 | 15.9 | 9.7 | 11.3 | 18.0 | 6.6 | 1.8 | 59.6% | 345 |
| 2015 | 65.7 | 18.1 | 9.4 | 11.6 | 16.6 | 7.1 | 2.0 | 57.6% | 369 |
| 2014 | 64.9 | 17.8 | 8.1 | 11.7 | 18.8 | 6.2 | 1.6 | 59.8% | 357 |
| 2013 | 58.2 | 16.9 | 9.3 | 11.6 | 15.0 | 4.5 | 0.4 | 54.6% | 390 |
| 2012 | 58.5 | 22.9 | 8.7 | 11.5 | 12.1 | 2.6 | 0.0 | 45.1% | 487 |
| 2011 | 61.8 | 24.8 | 8.4 | 11.8 | 14.7 | 1.4 | 0.0 | 45.4% | 491 |
| 2010 | 60.4 | 20.7 | 7.3 | 11.6 | 19.9 | 0.3 | 0.0 | 52.8% | 425 |
| 2009 | 57.6 | 21.7 | 7.6 | 11.8 | 15.5 | 0.0 | 0.0 | 47.4% | 470 |
| 2008 | 64.9 | 25.8 | 9.9 | 11.2 | 17.2 | 0.0 | 0.0 | 43.9% | 498 |
| 2007 | 61.6 | 25.1 | 11.6 | 7.7 | 16.0 | 0.0 | 0.0 | 38.5% | 530 |
| 2006 | 62.6 | 25.2 | 11.8 | 5.6 | 18.4 | 0.0 | 0.0 | 38.4% | 530 |
| 2005 | 59.3 | 21.9 | 9.6 | 5.6 | 20.2 | 0.0 | 0.0 | 43.4% | 490 |
| 2004 | 56.5 | 21.5 | 10.5 | 5.6 | 16.5 | 0.0 | 0.0 | 39.1% | 518 |
| 2003 | 54.8 | 23.3 | 9.7 | 4.9 | 13.3 | 0.0 | 0.0 | 33.1% | 574 |
| 2002 | 54.4 | 20.3 | 9.0 | 5.5 | 16.1 | 0.0 | 0.0 | 39.6% | 515 |
| 2001 | 53.6 | 19.7 | 8.1 | 5.5 | 14.9 | 0.0 | 0.0 | 38.0% | 525 |
| 2000 | 51.6 | 18.9 | 9.0 | 5.5 | 14.8 | 0.0 | 0.0 | 39.3% | 514 |
Frequently Asked Questions - Romania Power Grid
How much electricity does Romania generate and what is its #1 power source?
In 2025, Romania generated 49.78 TWh of electricity (0.16% of global output). Its largest single generation source was Hydroelectric at 12.08 TWh (24.3% of the national grid mix).
What share of Romania's electricity comes from clean and renewable sources?
Low-carbon sources (nuclear plus renewables) supplied 67.5% of Romania's electricity in 2025, with renewables accounting for 47.0% and wind plus solar contributing 21.8%. Fossil fuels accounted for 32.5% of total generation.
What is the carbon intensity of Romania's electricity grid?
In 2025, Romania's power sector carbon intensity was 259.7 gCO2/kWh, with total power sector emissions of 12.93 million metric tons of CO2.