Sri Lanka Hydro Power: Generation, Share and Trend
Sri Lanka generated 7.71 TWh of electricity from hydro in 2025, 41.5% of its total, according to Ember. That made it the 59th largest hydro power producer in 2025 of the 153 countries with Ember data, comparing each country's latest year. Hydro supplied 13.9% of the world's electricity in 2025. These are annual statistics for 2025, with monthly figures through December 2025; they are compiled from national sources and are not real time.
Key Facts
- Sri Lanka generated 7.71 TWh of electricity from hydro in 2025.
- Hydro supplied 41.5% of Sri Lanka's electricity in 2025.
- Sri Lanka was the 59th largest hydro power producer in 2025 among the 153 countries with Ember data, comparing each country's latest year.
- Sri Lanka's hydro generation in 2025 was 55% higher than in 2020, when it was 4.98 TWh.
- Sri Lanka's hydro generation in 2025 was 28% higher than in 2015, when it was 6.00 TWh.
- 2025 was Sri Lanka's highest year for hydro generation in Ember's records, which start in 2000.
- Sri Lanka's hydro share in 2025 was above the world share of 13.9%.
- Sri Lanka had 1.97 GW of hydro generating capacity in 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Hydro generation | 7.71 TWh | 2025 · Ember |
| Share of Sri Lanka's electricity | 41.5% | 2025 · Ember |
| World share of hydro | 13.9% | 2025 · Ember |
| Rank by hydro generation (each country's latest year) | 59 of 153 | 2025 · Ember |
| Hydro capacity | 1.97 GW | 2025 · Ember |
Hydro Generation Year by Year
Ember annual statistics, 2000 to 2025| Year | Hydro |
|---|---|
| 2000 | 3.21 TWh |
| 2001 | 3.12 TWh |
| 2002 | 2.70 TWh |
| 2003 | 3.32 TWh |
| 2004 | 2.97 TWh |
| 2005 | 3.46 TWh |
| 2006 | 4.64 TWh |
| 2007 | 3.96 TWh |
| 2008 | 4.14 TWh |
| 2009 | 3.89 TWh |
| 2010 | 5.64 TWh |
| 2011 | 4.63 TWh |
| 2012 | 3.30 TWh |
| 2013 | 6.93 TWh |
| 2014 | 4.56 TWh |
| 2015 | 6.00 TWh |
| 2016 | 4.25 TWh |
| 2017 | 4.03 TWh |
| 2018 | 6.41 TWh |
| 2019 | 4.82 TWh |
| 2020 | 4.98 TWh |
| 2021 | 7.23 TWh |
| 2022 | 6.77 TWh |
| 2023 | 5.98 TWh |
| 2024 | 6.98 TWh |
| 2025 | 7.71 TWh |
| Year | Sri Lanka | World |
|---|---|---|
| 2000 | 47.3% | 17.2% |
| 2001 | 46.8% | 16.5% |
| 2002 | 38.9% | 16.3% |
| 2003 | 43.5% | 15.7% |
| 2004 | 36.7% | 16.1% |
| 2005 | 39.2% | 16.1% |
| 2006 | 49.2% | 16.0% |
| 2007 | 40.1% | 15.5% |
| 2008 | 41.7% | 16.1% |
| 2009 | 39.3% | 16.3% |
| 2010 | 52.6% | 16.1% |
| 2011 | 40.1% | 15.9% |
| 2012 | 28.0% | 16.3% |
| 2013 | 57.9% | 16.4% |
| 2014 | 36.6% | 16.3% |
| 2015 | 45.4% | 16.2% |
| 2016 | 29.7% | 16.3% |
| 2017 | 27.1% | 16.0% |
| 2018 | 39.9% | 15.8% |
| 2019 | 28.9% | 15.8% |
| 2020 | 30.2% | 16.3% |
| 2021 | 41.3% | 15.2% |
| 2022 | 40.4% | 15.0% |
| 2023 | 36.5% | 14.3% |
| 2024 | 40.8% | 14.4% |
| 2025 | 41.5% | 13.9% |
| Year | Generation | Share | World share | Capacity |
|---|---|---|---|---|
| 2025 | 7.71 TWh | 41.5% | 13.9% | 1.97 GW |
| 2024 | 6.98 TWh | 40.8% | 14.4% | 1.97 GW |
| 2023 | 5.98 TWh | 36.5% | 14.3% | 1.85 GW |
| 2022 | 6.77 TWh | 40.4% | 15.0% | 1.83 GW |
| 2021 | 7.23 TWh | 41.3% | 15.2% | 1.80 GW |
| 2020 | 4.98 TWh | 30.2% | 16.3% | 1.80 GW |
| 2019 | 4.82 TWh | 28.9% | 15.8% | 1.81 GW |
| 2018 | 6.41 TWh | 39.9% | 15.8% | 1.80 GW |
| 2017 | 4.03 TWh | 27.1% | 16.0% | 1.75 GW |
| 2016 | 4.25 TWh | 29.7% | 16.3% | 1.73 GW |
Full year by year history for Sri Lanka
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 December 2025| Month | Hydro |
|---|---|
| 2023-07 | 310 GWh |
| 2023-08 | 250 GWh |
| 2023-09 | 270 GWh |
| 2023-10 | 550 GWh |
| 2023-11 | 720 GWh |
| 2023-12 | 760 GWh |
| 2024-01 | 630 GWh |
| 2024-02 | 310 GWh |
| 2024-03 | 320 GWh |
| 2024-04 | 380 GWh |
| 2024-05 | 400 GWh |
| 2024-06 | 470 GWh |
| 2025-01 | 530 GWh |
| 2025-02 | 380 GWh |
| 2025-03 | 360 GWh |
| 2025-04 | 500 GWh |
| 2025-05 | 570 GWh |
| 2025-06 | 630 GWh |
| 2025-07 | 630 GWh |
| 2025-08 | 560 GWh |
| 2025-09 | 440 GWh |
| 2025-10 | 480 GWh |
| 2025-11 | 530 GWh |
| 2025-12 | 690 GWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of December 2025. Monthly figures for Sri Lanka can differ slightly from the annual totals.
Related
Cite this page
World Power Monitor. (2025). Sri Lanka Hydro Power: Generation, Share and Trend. https://worldpowermonitor.com/countries/sri-lanka/hydro/
World Power Monitor. Sri Lanka Hydro Power: Generation, Share and Trend. Data as of 2025-12. Data from Ember. https://worldpowermonitor.com/countries/sri-lanka/hydro/
@misc{wpm_countries_sri_lanka_hydro_2025,
title = {{Sri Lanka Hydro Power: Generation, Share and Trend}},
author = {{World Power Monitor}},
year = {2025},
note = {Data as of 2025-12. Data from Ember.},
url = {https://worldpowermonitor.com/countries/sri-lanka/hydro/}
} Permalink: https://worldpowermonitor.com/countries/sri-lanka/hydro/
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