Sri Lanka Electricity: Generation Mix, Demand and Emissions
Sri Lanka generated 17.2 TWh of electricity in 2025, according to Ember. Hydro was the largest source at 37.6%, followed by coal (30.0%) and other fossil (13.8%). Demand was 17.2 TWh and each kWh generated emitted 368 gCO2/kWh. These are annual statistics for 2025, with monthly figures through June 2024; they are compiled from national sources and are not real time.
Key Facts
- Sri Lanka generated 17.2 TWh of electricity in 2025.
- Hydro supplied 37.6% of Sri Lanka's electricity in 2025.
- Coal supplied 30.0% of Sri Lanka's electricity in 2025.
- Other fossil supplied 13.8% of Sri Lanka's electricity in 2025.
- Low carbon sources (nuclear and renewables) supplied 56.3% of Sri Lanka's generation in 2025.
- The carbon intensity of Sri Lanka's electricity was 368 gCO2/kWh in 2025.
- Sri Lanka's carbon intensity in 2025 was 3% higher than in 2000, when it was 358 gCO2/kWh.
- Sri Lanka had the 71st highest electricity demand among the 93 countries with Ember data for 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Total generation | 17.2 TWh | 2025 · Ember |
| Electricity demand | 17.2 TWh | 2025 · Ember |
| Demand per person | 0.74 MWh | 2025 · Ember |
| Net imports | 0 TWh | 2025 · Ember |
| Carbon intensity | 368 gCO2/kWh | 2025 · Ember |
| Power sector emissions | 6.31 MtCO2 | 2025 · Ember |
| Demand rank (countries with 2025 data) | 71 of 93 | 2025 · Ember |
Generation Mix, 2025
| Source | Generation | Share |
|---|---|---|
| Hydro | 6.46 TWh | 37.6% |
| Coal | 5.14 TWh | 30.0% |
| Other fossil | 2.36 TWh | 13.8% |
| Solar | 1.98 TWh | 11.6% |
| Wind | 930 GWh | 5.4% |
| Bioenergy | 250 GWh | 1.5% |
| Other renewables | 40.0 GWh | 0.2% |
Year by Year
Ember annual statistics, 2000 to 2025| Year | Hydro | Coal | Other fossil | Solar | Wind |
|---|---|---|---|---|---|
| 2000 | 3.21 TWh | n/a | 3.57 TWh | 0 TWh | 0 TWh |
| 2001 | 3.12 TWh | n/a | 3.55 TWh | 0 TWh | 0 TWh |
| 2002 | 2.70 TWh | n/a | 4.24 TWh | 0 TWh | 0 TWh |
| 2003 | 3.32 TWh | n/a | 4.31 TWh | 0 TWh | 0 TWh |
| 2004 | 2.97 TWh | n/a | 5.12 TWh | 0 TWh | 0 TWh |
| 2005 | 3.46 TWh | n/a | 5.35 TWh | 10.0 GWh | 0 TWh |
| 2006 | 4.64 TWh | n/a | 4.79 TWh | 10.0 GWh | 0 TWh |
| 2007 | 3.96 TWh | n/a | 5.91 TWh | 10.0 GWh | 0 TWh |
| 2008 | 4.14 TWh | n/a | 5.76 TWh | 10.0 GWh | 0 TWh |
| 2009 | 3.89 TWh | n/a | 5.97 TWh | 10.0 GWh | 0 TWh |
| 2010 | 5.64 TWh | n/a | 4.99 TWh | 10.0 GWh | 50.0 GWh |
| 2011 | 4.63 TWh | 1.04 TWh | 5.75 TWh | 10.0 GWh | 90.0 GWh |
| 2012 | 3.30 TWh | 1.40 TWh | 6.93 TWh | 10.0 GWh | 140 GWh |
| 2013 | 6.93 TWh | 1.47 TWh | 3.30 TWh | 20.0 GWh | 230 GWh |
| 2014 | 4.56 TWh | 3.20 TWh | 4.35 TWh | 30.0 GWh | 270 GWh |
| 2015 | 6.00 TWh | 4.46 TWh | 2.31 TWh | 40.0 GWh | 340 GWh |
| 2016 | 4.25 TWh | 5.07 TWh | 4.52 TWh | 50.0 GWh | 350 GWh |
| 2017 | 4.03 TWh | 5.12 TWh | 5.15 TWh | 150 GWh | 370 GWh |
| 2018 | 6.41 TWh | 5.30 TWh | 3.72 TWh | 220 GWh | 330 GWh |
| 2019 | 4.82 TWh | 5.92 TWh | 5.12 TWh | 340 GWh | 350 GWh |
| 2020 | 4.98 TWh | 6.36 TWh | 4.27 TWh | 460 GWh | 330 GWh |
| 2021 | 7.23 TWh | 6.11 TWh | 2.75 TWh | 640 GWh | 650 GWh |
| 2022 | 6.77 TWh | 5.73 TWh | 2.59 TWh | 840 GWh | 740 GWh |
| 2023 | 5.98 TWh | 5.15 TWh | 3.28 TWh | 1.00 TWh | 820 GWh |
| 2024 | 6.98 TWh | 5.69 TWh | 2.16 TWh | 1.17 TWh | 870 GWh |
| 2025 | 6.46 TWh | 5.14 TWh | 2.36 TWh | 1.98 TWh | 930 GWh |
| Year | Generation | Demand | Carbon intensity |
|---|---|---|---|
| 2025 | 17.2 TWh | 17.2 TWh | 368 gCO2/kWh |
| 2024 | 17.1 TWh | 17.1 TWh | 387 gCO2/kWh |
| 2023 | 16.4 TWh | 16.4 TWh | 417 gCO2/kWh |
| 2022 | 16.8 TWh | 16.8 TWh | 410 gCO2/kWh |
| 2021 | 17.5 TWh | 17.5 TWh | 418 gCO2/kWh |
| 2020 | 16.5 TWh | 16.5 TWh | 513 gCO2/kWh |
| 2019 | 16.7 TWh | 16.7 TWh | 518 gCO2/kWh |
| 2018 | 16.1 TWh | 16.1 TWh | 449 gCO2/kWh |
| 2017 | 14.9 TWh | 14.9 TWh | 533 gCO2/kWh |
| 2016 | 14.3 TWh | 14.3 TWh | 522 gCO2/kWh |
Full year by year history for Sri Lanka, 2000 to 2025
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025.
Month by Month
Ember monthly statistics through June 2024| Month | Demand | Generation |
|---|---|---|
| 2022-07 | 1.33 TWh | 1.33 TWh |
| 2022-08 | 1.33 TWh | 1.33 TWh |
| 2022-09 | 1.32 TWh | 1.32 TWh |
| 2022-10 | 1.30 TWh | 1.30 TWh |
| 2022-11 | 1.26 TWh | 1.26 TWh |
| 2022-12 | 1.24 TWh | 1.24 TWh |
| 2023-01 | 1.23 TWh | 1.23 TWh |
| 2023-02 | 1.16 TWh | 1.16 TWh |
| 2023-03 | 1.36 TWh | 1.36 TWh |
| 2023-04 | 1.25 TWh | 1.25 TWh |
| 2023-05 | 1.36 TWh | 1.36 TWh |
| 2023-06 | 1.34 TWh | 1.34 TWh |
| 2023-07 | 1.36 TWh | 1.36 TWh |
| 2023-08 | 1.41 TWh | 1.41 TWh |
| 2023-09 | 1.28 TWh | 1.28 TWh |
| 2023-10 | 1.32 TWh | 1.32 TWh |
| 2023-11 | 1.27 TWh | 1.27 TWh |
| 2023-12 | 1.27 TWh | 1.27 TWh |
| 2024-01 | 1.32 TWh | 1.32 TWh |
| 2024-02 | 1.32 TWh | 1.32 TWh |
| 2024-03 | 1.46 TWh | 1.46 TWh |
| 2024-04 | 1.36 TWh | 1.36 TWh |
| 2024-05 | 1.41 TWh | 1.41 TWh |
| 2024-06 | 1.35 TWh | 1.35 TWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of June 2024.
Sri Lanka Electricity FAQ
What is the main source of electricity in Sri Lanka?
Hydro was the largest source of electricity in Sri Lanka in 2025, supplying 37.6% of generation, followed by coal (30.0%) and other fossil (13.8%). Figures are Ember annual statistics.
How much electricity does Sri Lanka use?
Sri Lanka used 17.2 TWh of electricity in 2025, about 0.74 MWh per person.
How clean is Sri Lanka's electricity?
Generating a kilowatt hour of electricity in Sri Lanka emitted 368 gCO2/kWh in 2025, and low carbon sources supplied 56.3% of generation. That is 20% below the world average of 459 gCO2/kWh.