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

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.

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

Palau

6.26 micrograms per cubic meter

in 2023

Samoa

6.09 micrograms per cubic meter

in 2023

Palau rank

208th

Samoa rank

213th

Exposure to outdoor air pollution in urban areas over time

Palau
Samoa

How they compare

Palau currently reports 6.26 micrograms per cubic meter against 6.09 micrograms per cubic meter in Samoa, a difference of 0.17 micrograms per cubic meter.

The two have swapped places 7 times across 14 shared years of data; in 2010 it was Samoa ahead.

Palau ranks 208th and Samoa ranks 213th of 226 countries.

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

Head to head by decade

Decade	Palau	Samoa	Difference	Ahead
2010s	6.53 micrograms per cubic meter	6.67 micrograms per cubic meter	0.144 micrograms per cubic meter	Samoa
2020s	6.17 micrograms per cubic meter	6.45 micrograms per cubic meter	0.275 micrograms per cubic meter	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher exposure to outdoor air pollution in urban areas, Palau or Samoa?: Palau, at 6.26 micrograms per cubic meter against 6.09 micrograms per cubic meter in Samoa as of 2023.
What is the difference in exposure to outdoor air pollution in urban areas between Palau and Samoa?: 0.17 micrograms per cubic meter, with Palau ahead.
How many years of comparable data are there for Palau and Samoa?: 14 years are reported by both, from 2010 to 2023.
How do Palau and Samoa rank globally for exposure to outdoor air pollution in urban areas?: Palau ranks 208th and Samoa ranks 213th 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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Palau vs Samoa: Exposure to outdoor air pollution in urban areas. Statizoid, drawing on World Health Organization – processed by Our World in Data. Retrieved 29 August 2026, from https://environment.statizoid.com/compare/exposure-to-outdoor-air-pollution-in-urban-areas/palau/samoa/

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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).