Tonga Electricity History, 2000 to 2024
Tonga generated 40.0 GWh of electricity in 2000 and 70.0 GWh in 2024. Tonga's electricity demand peaked at 80.0 GWh in 2022. The carbon intensity of Tonga's electricity went from 650 gCO2/kWh in 2000 to 571 gCO2/kWh in 2024. Figures are Ember annual statistics; Ember's series for Tonga starts in 2000.
Key Facts
- Tonga generated 40.0 GWh of electricity in 2000 and 70.0 GWh in 2024.
- Tonga's electricity demand peaked at 80.0 GWh in 2022.
- The carbon intensity of Tonga's electricity went from 650 gCO2/kWh in 2000 to 571 gCO2/kWh in 2024.
- Tonga's lowest carbon intensity on record was 571 gCO2/kWh, in 2017.
- Other fossil's share of Tonga's electricity went from 100.0% in 2000 to 85.7% in 2024, the largest change of any source.
Generation and Demand
2000 to 2024, GWhAnnual statistics through 2024, GWh
| Year | Generation | Demand |
|---|---|---|
| 2000 | 40.0 GWh | 40.0 GWh |
| 2001 | 40.0 GWh | 40.0 GWh |
| 2002 | 40.0 GWh | 40.0 GWh |
| 2003 | 40.0 GWh | 40.0 GWh |
| 2004 | 50.0 GWh | 50.0 GWh |
| 2005 | 50.0 GWh | 50.0 GWh |
| 2006 | 50.0 GWh | 50.0 GWh |
| 2007 | 50.0 GWh | 50.0 GWh |
| 2008 | 50.0 GWh | 50.0 GWh |
| 2009 | 50.0 GWh | 50.0 GWh |
| 2010 | 50.0 GWh | 50.0 GWh |
| 2011 | 50.0 GWh | 50.0 GWh |
| 2012 | 50.0 GWh | 50.0 GWh |
| 2013 | 50.0 GWh | 50.0 GWh |
| 2014 | 50.0 GWh | 50.0 GWh |
| 2015 | 50.0 GWh | 50.0 GWh |
| 2016 | 60.0 GWh | 60.0 GWh |
| 2017 | 70.0 GWh | 70.0 GWh |
| 2018 | 70.0 GWh | 70.0 GWh |
| 2019 | 70.0 GWh | 70.0 GWh |
| 2020 | 70.0 GWh | 70.0 GWh |
| 2021 | 70.0 GWh | 70.0 GWh |
| 2022 | 80.0 GWh | 80.0 GWh |
| 2023 | 70.0 GWh | 70.0 GWh |
| 2024 | 70.0 GWh | 70.0 GWh |
Carbon Intensity
gCO2 per kWh generatedAnnual statistics through 2024
| Year | Carbon intensity |
|---|---|
| 2000 | 650 gCO2/kWh |
| 2001 | 650 gCO2/kWh |
| 2002 | 650 gCO2/kWh |
| 2003 | 650 gCO2/kWh |
| 2004 | 660 gCO2/kWh |
| 2005 | 660 gCO2/kWh |
| 2006 | 660 gCO2/kWh |
| 2007 | 660 gCO2/kWh |
| 2008 | 660 gCO2/kWh |
| 2009 | 660 gCO2/kWh |
| 2010 | 660 gCO2/kWh |
| 2011 | 660 gCO2/kWh |
| 2012 | 660 gCO2/kWh |
| 2013 | 660 gCO2/kWh |
| 2014 | 660 gCO2/kWh |
| 2015 | 660 gCO2/kWh |
| 2016 | 650 gCO2/kWh |
| 2017 | 571 gCO2/kWh |
| 2018 | 571 gCO2/kWh |
| 2019 | 571 gCO2/kWh |
| 2020 | 571 gCO2/kWh |
| 2021 | 571 gCO2/kWh |
| 2022 | 588 gCO2/kWh |
| 2023 | 571 gCO2/kWh |
| 2024 | 571 gCO2/kWh |
Every Year
| Year | Generation | Demand | Net imports | Carbon intensity | Low carbon share |
|---|---|---|---|---|---|
| 2024 | 70.0 GWh | 70.0 GWh | 0 TWh | 571 gCO2/kWh | 14.3% |
| 2023 | 70.0 GWh | 70.0 GWh | 0 TWh | 571 gCO2/kWh | 14.3% |
| 2022 | 80.0 GWh | 80.0 GWh | 0 TWh | 588 gCO2/kWh | 12.5% |
| 2021 | 70.0 GWh | 70.0 GWh | 0 TWh | 571 gCO2/kWh | 14.3% |
| 2020 | 70.0 GWh | 70.0 GWh | 0 TWh | 571 gCO2/kWh | 14.3% |
| 2019 | 70.0 GWh | 70.0 GWh | 0 TWh | 571 gCO2/kWh | 14.3% |
| 2018 | 70.0 GWh | 70.0 GWh | 0 TWh | 571 gCO2/kWh | 14.3% |
| 2017 | 70.0 GWh | 70.0 GWh | 0 TWh | 571 gCO2/kWh | 14.3% |
| 2016 | 60.0 GWh | 60.0 GWh | 0 TWh | 650 gCO2/kWh | 0.0% |
| 2015 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2014 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2013 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2012 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2011 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2010 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2009 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2008 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2007 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2006 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2005 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2004 | 50.0 GWh | 50.0 GWh | 0 TWh | 660 gCO2/kWh | 0.0% |
| 2003 | 40.0 GWh | 40.0 GWh | 0 TWh | 650 gCO2/kWh | 0.0% |
| 2002 | 40.0 GWh | 40.0 GWh | 0 TWh | 650 gCO2/kWh | 0.0% |
| 2001 | 40.0 GWh | 40.0 GWh | 0 TWh | 650 gCO2/kWh | 0.0% |
| 2000 | 40.0 GWh | 40.0 GWh | 0 TWh | 650 gCO2/kWh | 0.0% |
Share of Generation by Source
Percent of total generation| Year | Other fossil | Solar |
|---|---|---|
| 2024 | 85.7% | 14.3% |
| 2023 | 85.7% | 14.3% |
| 2022 | 87.5% | 12.5% |
| 2021 | 85.7% | 14.3% |
| 2020 | 85.7% | 14.3% |
| 2019 | 85.7% | 14.3% |
| 2018 | 85.7% | 14.3% |
| 2017 | 85.7% | 14.3% |
| 2016 | 100.0% | 0.0% |
| 2015 | 100.0% | 0.0% |
| 2014 | 100.0% | 0.0% |
| 2013 | 100.0% | 0.0% |
| 2012 | 100.0% | 0.0% |
| 2011 | 100.0% | 0.0% |
| 2010 | 100.0% | 0.0% |
| 2009 | 100.0% | 0.0% |
| 2008 | 100.0% | 0.0% |
| 2007 | 100.0% | 0.0% |
| 2006 | 100.0% | 0.0% |
| 2005 | 100.0% | 0.0% |
| 2004 | 100.0% | 0.0% |
| 2003 | 100.0% | 0.0% |
| 2002 | 100.0% | 0.0% |
| 2001 | 100.0% | 0.0% |
| 2000 | 100.0% | 0.0% |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2024.