Exposure to PM2.5 air pollution vs. GDP per capita in Samoa
Samoa: Exposure to PM2.5 air pollution vs. GDP per capita was 4.58 micrograms per cubic meter in 2023. ▼ Falling
Latest (2023)
4.58 micrograms per cubic meter
Change on year
down 14.0%
World rank
192nd
of 200 countries
All-time high
5.33 micrograms per cubic meter
in 2022
All-time low
3.68 micrograms per cubic meter
in 2021
Years of data
34
1990–2023
Exposure to PM2.5 air pollution vs. GDP per capita in Samoa, 1990–2023
Source: Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data. Measured in micrograms per cubic meter.
Analysis
Samoa recorded 4.58 micrograms per cubic meter for exposure to pm2.5 air pollution vs. gdp per capita in 2023.
The figure is down 14.0% on the previous year and down 0.0% over ten years.
Over the whole period, exposure to pm2.5 air pollution vs. gdp per capita in Samoa peaked at 5.33 micrograms per cubic meter in 2022 and was at its lowest, 3.68 micrograms per cubic meter, in 2021.
Samoa ranks 192nd of 200 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 34 years of available data.
Exposure to PM2.5 air pollution vs. GDP per capita in Samoa, year by year
| Year | micrograms per cubic meter | Change |
|---|---|---|
| 1990 | 5.16 micrograms per cubic meter | — |
| 1991 | 5.01 micrograms per cubic meter | -2.7% |
| 1992 | 5 micrograms per cubic meter | -0.4% |
| 1993 | 4.98 micrograms per cubic meter | -0.4% |
| 1994 | 4.96 micrograms per cubic meter | -0.4% |
| 1995 | 4.69 micrograms per cubic meter | -5.3% |
| 1996 | 4.92 micrograms per cubic meter | +4.8% |
| 1997 | 4.9 micrograms per cubic meter | -0.4% |
| 1998 | 4.88 micrograms per cubic meter | -0.4% |
| 1999 | 4.86 micrograms per cubic meter | -0.4% |
| 2000 | 4.97 micrograms per cubic meter | +2.1% |
| 2001 | 5.28 micrograms per cubic meter | +6.2% |
| 2002 | 4.9 micrograms per cubic meter | -7.2% |
| 2003 | 5.07 micrograms per cubic meter | +3.6% |
| 2004 | 4.77 micrograms per cubic meter | -6.1% |
| 2005 | 4.96 micrograms per cubic meter | +4.0% |
| 2006 | 5.26 micrograms per cubic meter | +6.2% |
| 2007 | 5.19 micrograms per cubic meter | -1.4% |
| 2008 | 4.96 micrograms per cubic meter | -4.4% |
| 2009 | 4.7 micrograms per cubic meter | -5.3% |
| 2010 | 4.59 micrograms per cubic meter | -2.1% |
| 2011 | 4.02 micrograms per cubic meter | -12.5% |
| 2012 | 4.56 micrograms per cubic meter | +13.5% |
| 2013 | 4.58 micrograms per cubic meter | +0.4% |
| 2014 | 4.66 micrograms per cubic meter | +1.7% |
| 2015 | 5.23 micrograms per cubic meter | +12.2% |
| 2016 | 4.63 micrograms per cubic meter | -11.4% |
| 2017 | 4.88 micrograms per cubic meter | +5.3% |
| 2018 | 4.6 micrograms per cubic meter | -5.8% |
| 2019 | 4.46 micrograms per cubic meter | -2.9% |
| 2020 | 4.49 micrograms per cubic meter | +0.7% |
| 2021 | 3.68 micrograms per cubic meter | -18.0% |
| 2022 | 5.33 micrograms per cubic meter | +44.7% |
| 2023 | 4.58 micrograms per cubic meter | -14.0% |
Samoa compared with similar countries
- Samoa's 4.58 micrograms per cubic meter is below the median for upper middle income countries, which is 18.51 micrograms per cubic meter, 25% of the median. (58 countries reporting)
- Samoa's 4.58 micrograms per cubic meter is below the median for East Asia & Pacific, which is 9.77 micrograms per cubic meter, 47% of the median. (33 countries reporting)
Biggest year-on-year movements
Years where Exposure to PM2.5 air pollution vs. GDP per capita in Samoa changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2022 | +44.7% | 3.68 micrograms per cubic meter | 5.33 micrograms per cubic meter |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 4.94 micrograms per cubic meter | 4.69 micrograms per cubic meter | 5.16 micrograms per cubic meter | 10 |
| 2000s | 5 micrograms per cubic meter | 4.7 micrograms per cubic meter | 5.28 micrograms per cubic meter | 10 |
| 2010s | 4.62 micrograms per cubic meter | 4.02 micrograms per cubic meter | 5.23 micrograms per cubic meter | 10 |
| 2020s | 4.52 micrograms per cubic meter | 3.68 micrograms per cubic meter | 5.33 micrograms per cubic meter | 4 |
Countries ranked near Samoa
- 189 Nauru 4.84 micrograms per cubic meter compare
- 190 Tonga 4.69 micrograms per cubic meter compare
- 191 Bermuda 4.63 micrograms per cubic meter compare
- 193 Finland 4.57 micrograms per cubic meter compare
- 194 American Samoa 4.33 micrograms per cubic meter compare
- 195 Marshall Islands 4.1 micrograms per cubic meter compare
More economy & growth data for Samoa
- Africa's Development Dynamics (AfDD) Table 04 - Annual real GDP 0.6345 Percent per annum (2029)
- Africa's Development Dynamics (AfDD) Table 02 - Annual real GDP 2 Percent per annum (2029)
- Foreign direct investment, net outflows (BoP, current US$), gaps 395,277 BoP, current US$ (2025)
- Foreign direct investment, net outflows (BoP, current US$), per unit 0.0003 BoP, current US$ per US$ of GDP (2025)
- Foreign direct investment, net outflows (BoP, current US$), per capita 1.8 BoP, current US$ per person (2025)
- Foreign direct investment, net inflows (BoP, current US$), gaps filled 2.22 million BoP, current US$ (2025)
- Foreign direct investment, net inflows (BoP, current US$), annual -40.6 % change on previous year (2025)
- Foreign direct investment, net inflows (BoP, current US$), per unit 0.0017 BoP, current US$ per US$ of GDP (2025)
- Foreign direct investment, net inflows (BoP, current US$), per capita 10.13 BoP, current US$ per person (2025)
- Total reserves (includes gold, current US$), annual growth rate 17.84 % change on previous year (2025)
Frequently asked questions
- What is exposure to pm2.5 air pollution vs. gdp per capita in Samoa?
- Exposure to pm2.5 air pollution vs. gdp per capita in Samoa was 4.58 micrograms per cubic meter in 2023, according to Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data.
- What is the highest exposure to pm2.5 air pollution vs. gdp per capita recorded in Samoa?
- The highest recorded value was 5.33 micrograms per cubic meter in 2022.
- What is the lowest exposure to pm2.5 air pollution vs. gdp per capita recorded in Samoa?
- The lowest recorded value was 3.68 micrograms per cubic meter in 2021.
- How does Samoa rank for exposure to pm2.5 air pollution vs. gdp per capita?
- Samoa ranks 192nd out of 200 countries with data for 2023.
- Is exposure to pm2.5 air pollution vs. gdp per capita rising or falling in Samoa?
- Over the last ten years it is down 0.0%. The long-run trend across the full record is falling.
- Where does this Samoa data come from?
- The figures come from Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as part of Exposure to PM2.5 air pollution vs. GDP per capita. Statizoid updates them automatically from the source API.
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About this data
GDP per capita is adjusted for inflation and differences in living costs between countries.