Bulgaria Hydro Power: Generation, Share and Trend
Bulgaria generated 2.54 TWh of electricity from hydro in 2025, 6.7% of its total, according to Ember. That made it the 85th largest hydro power producer in 2025 of the 153 countries with Ember data, comparing each country's latest year. Hydro supplied 14.0% of the world's electricity in 2025. 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
- Bulgaria generated 2.54 TWh of electricity from hydro in 2025.
- Hydro supplied 6.7% of Bulgaria's electricity in 2025.
- Bulgaria was the 85th largest hydro power producer in 2025 among the 153 countries with Ember data, comparing each country's latest year.
- Bulgaria's hydro generation in 2025 was 10% lower than in 2020, when it was 2.82 TWh.
- Bulgaria's hydro generation in 2025 was 55% lower than in 2015, when it was 5.65 TWh.
- Bulgaria's hydro generation peaked at 5.65 TWh in 2015.
- Bulgaria's hydro share in 2025 was below the world share of 14.0%.
- Bulgaria had 2.55 GW of hydro generating capacity in 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Hydro generation | 2.54 TWh | 2025 · Ember |
| Share of Bulgaria's electricity | 6.7% | 2025 · Ember |
| World share of hydro | 14.0% | 2025 · Ember |
| Rank by hydro generation (each country's latest year) | 85 of 153 | 2025 · Ember |
| Hydro capacity | 2.55 GW | 2025 · Ember |
Hydro Generation Year by Year
Ember annual statistics, 1990 to 2025Annual statistics through 2025, GWh
| Year | Hydro |
|---|---|
| 1990 | 1.63 TWh |
| 1991 | 2.27 TWh |
| 1992 | 1.90 TWh |
| 1993 | 1.79 TWh |
| 1994 | 1.30 TWh |
| 1995 | 2.17 TWh |
| 1996 | 2.89 TWh |
| 1997 | 2.72 TWh |
| 1998 | 3.07 TWh |
| 1999 | 2.73 TWh |
| 2000 | 2.63 TWh |
| 2001 | 1.65 TWh |
| 2002 | 2.12 TWh |
| 2003 | 2.99 TWh |
| 2004 | 3.14 TWh |
| 2005 | 4.30 TWh |
| 2006 | 4.21 TWh |
| 2007 | 2.83 TWh |
| 2008 | 2.79 TWh |
| 2009 | 3.43 TWh |
| 2010 | 5.03 TWh |
| 2011 | 2.87 TWh |
| 2012 | 3.18 TWh |
| 2013 | 4.04 TWh |
| 2014 | 4.60 TWh |
| 2015 | 5.65 TWh |
| 2016 | 3.88 TWh |
| 2017 | 2.83 TWh |
| 2018 | 5.15 TWh |
| 2019 | 2.93 TWh |
| 2020 | 2.82 TWh |
| 2021 | 4.82 TWh |
| 2022 | 3.80 TWh |
| 2023 | 3.08 TWh |
| 2024 | 2.79 TWh |
| 2025 | 2.54 TWh |
Annual statistics through 2025, % of generation
| Year | Bulgaria | World |
|---|---|---|
| 1990 | 3.9% | n/a |
| 1991 | 5.6% | n/a |
| 1992 | 5.4% | n/a |
| 1993 | 4.7% | n/a |
| 1994 | 3.4% | n/a |
| 1995 | 5.2% | n/a |
| 1996 | 6.8% | n/a |
| 1997 | 6.4% | n/a |
| 1998 | 7.4% | n/a |
| 1999 | 7.2% | n/a |
| 2000 | 6.5% | 17.2% |
| 2001 | 3.8% | 16.5% |
| 2002 | 5.0% | 16.3% |
| 2003 | 7.1% | 15.7% |
| 2004 | 7.6% | 16.1% |
| 2005 | 9.8% | 16.1% |
| 2006 | 9.3% | 16.0% |
| 2007 | 6.6% | 15.5% |
| 2008 | 6.3% | 16.1% |
| 2009 | 8.1% | 16.3% |
| 2010 | 11.0% | 16.1% |
| 2011 | 5.7% | 15.9% |
| 2012 | 6.8% | 16.3% |
| 2013 | 9.4% | 16.4% |
| 2014 | 9.8% | 16.3% |
| 2015 | 11.6% | 16.2% |
| 2016 | 8.7% | 16.3% |
| 2017 | 6.3% | 16.0% |
| 2018 | 11.1% | 15.8% |
| 2019 | 6.7% | 15.8% |
| 2020 | 7.0% | 16.3% |
| 2021 | 10.2% | 15.2% |
| 2022 | 7.6% | 15.0% |
| 2023 | 7.7% | 14.3% |
| 2024 | 7.3% | 14.4% |
| 2025 | 6.7% | 14.0% |
| Year | Generation | Share | World share | Capacity |
|---|---|---|---|---|
| 2025 | 2.54 TWh | 6.7% | 14.0% | 2.55 GW |
| 2024 | 2.79 TWh | 7.3% | 14.4% | 2.55 GW |
| 2023 | 3.08 TWh | 7.7% | 14.3% | 2.56 GW |
| 2022 | 3.80 TWh | 7.6% | 15.0% | 2.56 GW |
| 2021 | 4.82 TWh | 10.2% | 15.2% | 2.51 GW |
| 2020 | 2.82 TWh | 7.0% | 16.3% | 2.51 GW |
| 2019 | 2.93 TWh | 6.7% | 15.8% | 2.51 GW |
| 2018 | 5.15 TWh | 11.1% | 15.8% | 2.52 GW |
| 2017 | 2.83 TWh | 6.3% | 16.0% | 2.51 GW |
| 2016 | 3.88 TWh | 8.7% | 16.3% | 2.36 GW |
Full year by year history for Bulgaria
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.
Hydro Generation Month by Month
Ember monthly statistics through August 2026Monthly statistics through August 2026, TWh
| Month | Hydro |
|---|---|
| 2024-09 | 130 GWh |
| 2024-10 | 90.0 GWh |
| 2024-11 | 100 GWh |
| 2024-12 | 100 GWh |
| 2025-01 | 160 GWh |
| 2025-02 | 210 GWh |
| 2025-03 | 170 GWh |
| 2025-04 | 250 GWh |
| 2025-05 | 320 GWh |
| 2025-06 | 260 GWh |
| 2025-07 | 240 GWh |
| 2025-08 | 220 GWh |
| 2025-09 | 80.0 GWh |
| 2025-10 | 150 GWh |
| 2025-11 | 240 GWh |
| 2025-12 | 330 GWh |
| 2026-01 | 410 GWh |
| 2026-02 | 520 GWh |
| 2026-03 | 460 GWh |
| 2026-04 | 440 GWh |
| 2026-05 | 480 GWh |
| 2026-06 | 530 GWh |
| 2026-07 | 280 GWh |
| 2026-08 | 210 GWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of August 2026. Monthly figures for Bulgaria can differ slightly from the annual totals.