What is the difference in exposure to outdoor air pollution in urban areas between American Samoa and Palau?

0.1 micrograms per cubic meter, with American Samoa ahead.

How many years of comparable data are there for American Samoa and Palau?

14 years are reported by both, from 2010 to 2023.

Where does this data come from?

World Health Organization – processed by Our World in Data, published as Exposure to outdoor air pollution in urban areas. Statizoid refreshes it automatically from the source and publishes the full history for both places.

American Samoa vs Palau: Exposure to outdoor air pollution in urban areas

American Samoa

6.36 micrograms per cubic meter

in 2023

Palau

6.26 micrograms per cubic meter

in 2023

American Samoa rank

202nd

Palau rank

208th

Exposure to outdoor air pollution in urban areas over time

American Samoa
Palau

How they compare

American Samoa currently reports 6.36 micrograms per cubic meter against 6.26 micrograms per cubic meter in Palau, a difference of 0.1 micrograms per cubic meter.

The two have swapped places 4 times across 14 shared years of data; in 2010 it was American Samoa ahead.

American Samoa ranks 202nd and Palau ranks 208th of 226 countries.

American Samoa has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade	American Samoa	Palau	Difference	Ahead
2010s	6.78 micrograms per cubic meter	6.53 micrograms per cubic meter	0.259 micrograms per cubic meter	American Samoa
2020s	6.74 micrograms per cubic meter	6.17 micrograms per cubic meter	0.565 micrograms per cubic meter	American Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher exposure to outdoor air pollution in urban areas, American Samoa or Palau?: American Samoa, at 6.36 micrograms per cubic meter against 6.26 micrograms per cubic meter in Palau as of 2023.
What is the difference in exposure to outdoor air pollution in urban areas between American Samoa and Palau?: 0.1 micrograms per cubic meter, with American Samoa ahead.
How many years of comparable data are there for American Samoa and Palau?: 14 years are reported by both, from 2010 to 2023.
How do American Samoa and Palau rank globally for exposure to outdoor air pollution in urban areas?: American Samoa ranks 202nd and Palau ranks 208th of 226 countries.
Where does this data come from?: World Health Organization – processed by Our World in Data, published as Exposure to outdoor air pollution in urban areas. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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American Samoa vs Palau: Exposure to outdoor air pollution in urban areas. Statizoid, drawing on World Health Organization – processed by Our World in Data. Retrieved 05 September 2026, from https://environment.statizoid.com/compare/exposure-to-outdoor-air-pollution-in-urban-areas/american-samoa/palau/

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<a href="https://environment.statizoid.com/compare/exposure-to-outdoor-air-pollution-in-urban-areas/american-samoa/palau/">American Samoa vs Palau: Exposure to outdoor air pollution in urban areas</a> — Statizoid

About this data

Indicator: Exposure to outdoor air pollution in urban areas
Unit: micrograms per cubic meter
Source: World Health Organization – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 226 places, 3,156 data points, 2010–2023
Last refreshed: 28 August 2026

Annual mean levels of fine particulate matter (population-weighted), by location (micrograms per cubic meter).