Statizoid

Nauru vs Samoa: Average annual exposure to PM2.5 air pollution

Nauru
4.84 micrograms per cubic meter
in 2023
Samoa
4.58 micrograms per cubic meter
in 2023
Nauru rank
189th
Samoa rank
192nd

Average annual exposure to PM2.5 air pollution over time

  • Nauru
  • Samoa
0246199020062023

How they compare

Nauru currently reports 4.84 micrograms per cubic meter against 4.58 micrograms per cubic meter in Samoa, a difference of 0.2591 micrograms per cubic meter.

That makes Nauru's figure about 1.1 times Samoa's.

The two have swapped places 8 times across 34 shared years of data; in 1990 it was Nauru ahead.

Nauru ranks 189th and Samoa ranks 192nd of 200 countries.

Individual pages

About this data

Indicator
Average annual exposure to PM2.5 air pollution
Unit
micrograms per cubic meter
Source
Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
200 places, 6,800 data points, 1990–2023
Last refreshed

The average level of exposure of the population to suspended particles less than 2.5 microns in diameter, which are capable of penetrating deep into the respiratory tract and damaging health. This is measured in micrograms per cubic meter.