Guam Electricity: Generation Mix, Demand and Emissions
Guam generated 1.86 TWh of electricity in 2024, according to Ember. Other fossil was the largest source at 91.4%, followed by solar (8.6%). Demand was 1.86 TWh and each kWh generated emitted 605 gCO2/kWh. These are annual statistics for 2024; they are compiled from national sources and are not real time.
Key Facts
- Guam generated 1.86 TWh of electricity in 2024.
- Other fossil supplied 91.4% of Guam's electricity in 2024.
- Solar supplied 8.6% of Guam's electricity in 2024.
- Low carbon sources (nuclear and renewables) supplied 8.6% of Guam's generation in 2024.
- The carbon intensity of Guam's electricity was 605 gCO2/kWh in 2024.
- Guam's carbon intensity in 2024 was 8% lower than in 2000, when it was 658 gCO2/kWh.
- Guam had the 152nd highest electricity demand among the 197 countries with Ember data for 2024.
Key Figures, 2024
| Measure | Value | As of / source |
|---|---|---|
| Total generation | 1.86 TWh | 2024 · Ember |
| Electricity demand | 1.86 TWh | 2024 · Ember |
| Demand per person | 11.09 MWh | 2024 · Ember |
| Net imports | 0 TWh | 2024 · Ember |
| Carbon intensity | 605 gCO2/kWh | 2024 · Ember |
| Power sector emissions | 1.13 MtCO2 | 2024 · Ember |
| Demand rank (countries with 2024 data) | 152 of 197 | 2024 · Ember |
Generation Mix, 2024
| Source | Generation | Share |
|---|---|---|
| Other fossil | 1.70 TWh | 91.4% |
| Solar | 160 GWh | 8.6% |
Embed this chart
Free to use on your own site. Keep the source line in the frame; it carries the data licence and a link back here.
The frame reports its height to the page with postMessage type wpm-embed-height if you want it to resize.
Year by Year
Ember annual statistics, 2000 to 2024| Year | Other fossil | Solar |
|---|---|---|
| 2000 | 1.94 TWh | 0 TWh |
| 2001 | 1.95 TWh | 0 TWh |
| 2002 | 1.72 TWh | 0 TWh |
| 2003 | 1.78 TWh | 0 TWh |
| 2004 | 1.88 TWh | 0 TWh |
| 2005 | 1.90 TWh | 0 TWh |
| 2006 | 1.89 TWh | 0 TWh |
| 2007 | 1.88 TWh | 0 TWh |
| 2008 | 1.88 TWh | 0 TWh |
| 2009 | 1.87 TWh | 0 TWh |
| 2010 | 1.87 TWh | 0 TWh |
| 2011 | 1.84 TWh | 0 TWh |
| 2012 | 1.78 TWh | 0 TWh |
| 2013 | 1.74 TWh | 0 TWh |
| 2014 | 1.70 TWh | 0 TWh |
| 2015 | 1.68 TWh | 30.0 GWh |
| 2016 | 1.67 TWh | 70.0 GWh |
| 2017 | 1.71 TWh | 60.0 GWh |
| 2018 | 1.66 TWh | 70.0 GWh |
| 2019 | 1.67 TWh | 80.0 GWh |
| 2020 | 1.63 TWh | 80.0 GWh |
| 2021 | 1.66 TWh | 80.0 GWh |
| 2022 | 1.66 TWh | 140 GWh |
| 2023 | 1.66 TWh | 140 GWh |
| 2024 | 1.70 TWh | 160 GWh |
| Year | Generation | Demand | Carbon intensity |
|---|---|---|---|
| 2024 | 1.86 TWh | 1.86 TWh | 605 gCO2/kWh |
| 2023 | 1.80 TWh | 1.80 TWh | 611 gCO2/kWh |
| 2022 | 1.80 TWh | 1.80 TWh | 611 gCO2/kWh |
| 2021 | 1.74 TWh | 1.74 TWh | 630 gCO2/kWh |
| 2020 | 1.71 TWh | 1.71 TWh | 629 gCO2/kWh |
| 2019 | 1.75 TWh | 1.75 TWh | 630 gCO2/kWh |
| 2018 | 1.73 TWh | 1.73 TWh | 634 gCO2/kWh |
| 2017 | 1.77 TWh | 1.77 TWh | 637 gCO2/kWh |
| 2016 | 1.74 TWh | 1.74 TWh | 633 gCO2/kWh |
| 2015 | 1.71 TWh | 1.71 TWh | 647 gCO2/kWh |
Full year by year history for Guam, 2000 to 2024
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2024.
Countries With a Similar Electricity Mix
Ember annual, 2024Guam's closest match is Barbados, 96.9% the same.
- Barbados 96.9% the same Barbados generates 3.1 points less other fossil than Guam
- Yemen 96.2% the same Yemen generates 3.8 points less other fossil than Guam
- Guyana 92.9% the same Guyana generates 7.2 points less solar than Guam
- Bahamas 92.3% the same The Bahamas generates 7.7 points more other fossil than Guam
- Burkina Faso 89.4% the same Burkina Faso generates 8.6 points less other fossil than Guam
How close: the share of generation that would have to change fuel for one mix to match the other (half the sum of the fuel share differences); 100% minus that is "the same". Grids under 1 TWh are skipped. Grid twins: the 25 closest pairs and every country's nearest match
Guam Electricity FAQ
What is the main source of electricity in Guam?
Other fossil was the largest source of electricity in Guam in 2024, supplying 91.4% of generation, followed by solar (8.6%). Figures are Ember annual statistics.
How much electricity does Guam use?
Guam used 1.86 TWh of electricity in 2024, about 11.09 MWh per person.
How clean is Guam's electricity?
Generating a kilowatt hour of electricity in Guam emitted 605 gCO2/kWh in 2024, and low carbon sources supplied 8.6% of generation. That is 28% above the world average of 472 gCO2/kWh.
Related
Cite this page
World Power Monitor. (2024). Guam Electricity: Generation Mix, Demand and Emissions. https://worldpowermonitor.com/countries/guam/
World Power Monitor. Guam Electricity: Generation Mix, Demand and Emissions. Data as of 2024. Data from Ember. https://worldpowermonitor.com/countries/guam/
@misc{wpm_countries_guam_2024,
title = {{Guam Electricity: Generation Mix, Demand and Emissions}},
author = {{World Power Monitor}},
year = {2024},
note = {Data as of 2024. Data from Ember.},
url = {https://worldpowermonitor.com/countries/guam/}
} Permalink: https://worldpowermonitor.com/countries/guam/
The Copy buttons add today's date as the access date.