Statizoid

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

Samoa
4.58 micrograms per cubic meter
in 2023
Tonga
4.69 micrograms per cubic meter
in 2023
Samoa rank
192nd
Tonga rank
190th

Average annual exposure to PM2.5 air pollution over time

  • Samoa
  • Tonga
0246199020062023

How they compare

Tonga currently reports 4.69 micrograms per cubic meter against 4.58 micrograms per cubic meter in Samoa, a difference of 0.1097 micrograms per cubic meter.

The two have swapped places 15 times across 34 shared years of data; in 1990 it was Samoa ahead.

Samoa ranks 192nd and Tonga ranks 190th 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.