Latvia vs San Marino: Average annual exposure to PM2.5 air pollution
Latvia
13.01 micrograms per cubic meter
in 2023
San Marino
12.74 micrograms per cubic meter
in 2023
Latvia rank
135th
San Marino rank
137th
Average annual exposure to PM2.5 air pollution over time
- Latvia
- San Marino
How they compare
Latvia currently reports 13.01 micrograms per cubic meter against 12.74 micrograms per cubic meter in San Marino, a difference of 0.27 micrograms per cubic meter.
The two have swapped places 8 times across 34 shared years of data; in 1990 it was Latvia ahead.
Latvia ranks 135th and San Marino ranks 137th of 200 countries.
Latvia has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Latvia | San Marino | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 33.58 micrograms per cubic meter | 20.74 micrograms per cubic meter | 12.84 micrograms per cubic meter | Latvia |
| 2000s | 24.43 micrograms per cubic meter | 17.93 micrograms per cubic meter | 6.5 micrograms per cubic meter | Latvia |
| 2010s | 16.49 micrograms per cubic meter | 14.74 micrograms per cubic meter | 1.75 micrograms per cubic meter | Latvia |
| 2020s | 14.15 micrograms per cubic meter | 13.56 micrograms per cubic meter | 0.5929 micrograms per cubic meter | Latvia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, Latvia or San Marino?
- Latvia, at 13.01 micrograms per cubic meter against 12.74 micrograms per cubic meter in San Marino as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between Latvia and San Marino?
- 0.27 micrograms per cubic meter, with Latvia ahead.
- How many years of comparable data are there for Latvia and San Marino?
- 34 years are reported by both, from 1990 to 2023.
- How do Latvia and San Marino rank globally for average annual exposure to pm2.5 air pollution?
- Latvia ranks 135th and San Marino ranks 137th of 200 countries.
- Where does this data 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 Average annual exposure to PM2.5 air pollution. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
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.