American Samoa vs Guam: Lifecycle carbon intensity of electricity

American Samoa
611.11 grams of CO₂ equivalents per kilowatt-hour
in 2024
Guam
607.53 grams of CO₂ equivalents per kilowatt-hour
in 2024
American Samoa rank
52nd
Guam rank
54th

Lifecycle carbon intensity of electricity over time

  • American Samoa
  • Guam
0200400600200020122024

How they compare

American Samoa currently reports 611.11 grams of CO₂ equivalents per kilowatt-hour against 607.53 grams of CO₂ equivalents per kilowatt-hour in Guam, a difference of 3.58 grams of CO₂ equivalents per kilowatt-hour.

The two have swapped places 3 times across 25 shared years of data; in 2000 it was Guam ahead.

American Samoa ranks 52nd and Guam ranks 54th of 213 countries.

American Samoa has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade American Samoa Guam Difference Ahead
2000s 673.27 grams of CO₂ equivalents per kilowatt-hour 658.09 grams of CO₂ equivalents per kilowatt-hour 15.18 grams of CO₂ equivalents per kilowatt-hour American Samoa
2010s 679.29 grams of CO₂ equivalents per kilowatt-hour 646.5 grams of CO₂ equivalents per kilowatt-hour 32.79 grams of CO₂ equivalents per kilowatt-hour American Samoa
2020s 632.68 grams of CO₂ equivalents per kilowatt-hour 616.38 grams of CO₂ equivalents per kilowatt-hour 16.3 grams of CO₂ equivalents per kilowatt-hour American Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher lifecycle carbon intensity of electricity, American Samoa or Guam?
American Samoa, at 611.11 grams of CO₂ equivalents per kilowatt-hour against 607.53 grams of CO₂ equivalents per kilowatt-hour in Guam as of 2024.
What is the difference in lifecycle carbon intensity of electricity between American Samoa and Guam?
3.58 grams of CO₂ equivalents per kilowatt-hour, with American Samoa ahead.
How many years of comparable data are there for American Samoa and Guam?
25 years are reported by both, from 2000 to 2024.
How do American Samoa and Guam rank globally for lifecycle carbon intensity of electricity?
American Samoa ranks 52nd and Guam ranks 54th of 213 countries.
Where does this data come from?
Ember (2026) – with major processing by Our World in Data, published as Lifecycle carbon intensity of electricity. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Lifecycle carbon intensity of electricity
Unit
grams of CO₂ equivalents per kilowatt-hour
Source
Ember (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
213 places, 5,691 data points, 1990–2025
Last refreshed

Greenhouse gases emitted per unit of generated electricity, measured in grams of CO₂ equivalents per kilowatt-hour.