Cambodia Electricity: Generation Mix, Demand and Emissions
Cambodia generated 17.8 TWh of electricity in 2025, according to Ember. Coal was the largest source at 56.6%, followed by hydro (29.9%) and solar (10.6%). Demand was 22.4 TWh and each kWh generated emitted 499 gCO2/kWh. These are annual statistics for 2025; they are compiled from national sources and are not real time.
Key Facts
- Cambodia generated 17.8 TWh of electricity in 2025.
- Coal supplied 56.6% of Cambodia's electricity in 2025.
- Hydro supplied 29.9% of Cambodia's electricity in 2025.
- Solar supplied 10.6% of Cambodia's electricity in 2025.
- Low carbon sources (nuclear and renewables) supplied 40.9% of Cambodia's generation in 2025.
- The carbon intensity of Cambodia's electricity was 499 gCO2/kWh in 2025.
- Cambodia's carbon intensity in 2025 was 19% lower than in 2000, when it was 619 gCO2/kWh.
- Cambodia had the 66th highest electricity demand among the 93 countries with Ember data for 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Total generation | 17.8 TWh | 2025 · Ember |
| Electricity demand | 22.4 TWh | 2025 · Ember |
| Demand per person | 1.25 MWh | 2025 · Ember |
| Net imports | 4.63 TWh | 2025 · Ember |
| Carbon intensity | 499 gCO2/kWh | 2025 · Ember |
| Power sector emissions | 8.86 MtCO2 | 2025 · Ember |
| Demand rank (countries with 2025 data) | 66 of 93 | 2025 · Ember |
Generation Mix, 2025
| Source | Generation | Share |
|---|---|---|
| Coal | 10.1 TWh | 56.6% |
| Hydro | 5.31 TWh | 29.9% |
| Solar | 1.89 TWh | 10.6% |
| Other fossil | 450 GWh | 2.5% |
| Bioenergy | 60.0 GWh | 0.3% |
Year by Year
Ember annual statistics, 2000 to 2025| Year | Coal | Hydro | Solar | Other fossil | Bioenergy |
|---|---|---|---|---|---|
| 2000 | 0 TWh | 30.0 GWh | 0 TWh | 450 GWh | 0 TWh |
| 2001 | 0 TWh | 30.0 GWh | 0 TWh | 490 GWh | 0 TWh |
| 2002 | 0 TWh | 40.0 GWh | 0 TWh | 530 GWh | 0 TWh |
| 2003 | 0 TWh | 40.0 GWh | 0 TWh | 600 GWh | 0 TWh |
| 2004 | 0 TWh | 30.0 GWh | 0 TWh | 710 GWh | 0 TWh |
| 2005 | 0 TWh | 40.0 GWh | 0 TWh | 840 GWh | 0 TWh |
| 2006 | 0 TWh | 50.0 GWh | 0 TWh | 1.03 TWh | 0 TWh |
| 2007 | 0 TWh | 50.0 GWh | 0 TWh | 1.29 TWh | 0 TWh |
| 2008 | 20.0 GWh | 50.0 GWh | 0 TWh | 1.41 TWh | 0 TWh |
| 2009 | 30.0 GWh | 50.0 GWh | 0 TWh | 1.15 TWh | 10.0 GWh |
| 2010 | 30.0 GWh | 30.0 GWh | 0 TWh | 900 GWh | 10.0 GWh |
| 2011 | 50.0 GWh | 50.0 GWh | 0 TWh | 910 GWh | 10.0 GWh |
| 2012 | 40.0 GWh | 520 GWh | 0 TWh | 860 GWh | 10.0 GWh |
| 2013 | 170 GWh | 1.02 TWh | 0 TWh | 580 GWh | 10.0 GWh |
| 2014 | 860 GWh | 1.85 TWh | 0 TWh | 330 GWh | 20.0 GWh |
| 2015 | 2.13 TWh | 2.16 TWh | 0 TWh | 160 GWh | 40.0 GWh |
| 2016 | 2.39 TWh | 2.57 TWh | 0 TWh | 480 GWh | 40.0 GWh |
| 2017 | 3.57 TWh | 2.71 TWh | 0 TWh | 290 GWh | 60.0 GWh |
| 2018 | 3.06 TWh | 4.74 TWh | 20.0 GWh | 300 GWh | 60.0 GWh |
| 2019 | 3.73 TWh | 4.03 TWh | 90.0 GWh | 730 GWh | 90.0 GWh |
| 2020 | 2.92 TWh | 3.86 TWh | 290 GWh | 450 GWh | 0 TWh |
| 2021 | 3.46 TWh | 5.04 TWh | 610 GWh | 550 GWh | 50.0 GWh |
| 2022 | 3.14 TWh | 5.90 TWh | 700 GWh | 350 GWh | 10.0 GWh |
| 2023 | 7.82 TWh | 4.84 TWh | 820 GWh | 50.0 GWh | 70.0 GWh |
| 2024 | 9.43 TWh | 4.37 TWh | 1.07 TWh | 530 GWh | 80.0 GWh |
| 2025 | 10.1 TWh | 5.31 TWh | 1.89 TWh | 450 GWh | 60.0 GWh |
| Year | Generation | Demand | Carbon intensity |
|---|---|---|---|
| 2025 | 17.8 TWh | 22.4 TWh | 499 gCO2/kWh |
| 2024 | 15.5 TWh | 20.0 TWh | 539 gCO2/kWh |
| 2023 | 13.6 TWh | 17.0 TWh | 492 gCO2/kWh |
| 2022 | 10.1 TWh | 14.9 TWh | 300 gCO2/kWh |
| 2021 | 9.71 TWh | 13.1 TWh | 357 gCO2/kWh |
| 2020 | 7.52 TWh | 11.3 TWh | 386 gCO2/kWh |
| 2019 | 8.67 TWh | 11.7 TWh | 441 gCO2/kWh |
| 2018 | 8.18 TWh | 9.75 TWh | 363 gCO2/kWh |
| 2017 | 6.63 TWh | 8.07 TWh | 505 gCO2/kWh |
| 2016 | 5.48 TWh | 7.06 TWh | 447 gCO2/kWh |
Full year by year history for Cambodia, 2000 to 2025
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025.
Cambodia Electricity FAQ
What is the main source of electricity in Cambodia?
Coal was the largest source of electricity in Cambodia in 2025, supplying 56.6% of generation, followed by hydro (29.9%) and solar (10.6%). Figures are Ember annual statistics.
How much electricity does Cambodia use?
Cambodia used 22.4 TWh of electricity in 2025, about 1.25 MWh per person.
How clean is Cambodia's electricity?
Generating a kilowatt hour of electricity in Cambodia emitted 499 gCO2/kWh in 2025, and low carbon sources supplied 40.9% of generation. That is 9% above the world average of 459 gCO2/kWh.
Does Cambodia import electricity?
Yes. Cambodia imported 4.63 TWh more electricity than it exported in 2025.