Average annual exposure to PM2.5 air pollution in Guam
Guam: Average annual exposure to PM2.5 air pollution was 3.47 micrograms per cubic meter in 2023. ▼ Falling
Average annual exposure to PM2.5 air pollution in Guam, 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
In 2023, average annual exposure to pm2.5 air pollution in Guam stood at 3.47 micrograms per cubic meter.
The figure is down 6.8% on the previous year and down 15.0% over ten years.
Over the whole period, average annual exposure to pm2.5 air pollution in Guam peaked at 5.11 micrograms per cubic meter in 2002 and was at its lowest, 3.06 micrograms per cubic meter, in 2020.
Guam ranks 198th 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.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 4.2 micrograms per cubic meter | 4.03 micrograms per cubic meter | 4.31 micrograms per cubic meter | 10 |
| 2000s | 4.24 micrograms per cubic meter | 3.85 micrograms per cubic meter | 5.11 micrograms per cubic meter | 10 |
| 2010s | 4.02 micrograms per cubic meter | 3.27 micrograms per cubic meter | 4.94 micrograms per cubic meter | 10 |
| 2020s | 3.42 micrograms per cubic meter | 3.06 micrograms per cubic meter | 3.72 micrograms per cubic meter | 4 |
Countries ranked near Guam
- 195 Marshall Islands 4.1 micrograms per cubic meter compare
- 196 Kiribati 3.87 micrograms per cubic meter compare
- 197 Micronesia (country) 3.52 micrograms per cubic meter compare
- 199 Northern Mariana Islands 2.68 micrograms per cubic meter compare
- 200 Greenland 1.64 micrograms per cubic meter compare
More environment data for Guam
- Total greenhouse gas emissions excluding LULUCF 0.018 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 0.1073 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 0.0028 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 0.0002 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 0.0121 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 0.0091 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions from Industrial Processes 0.0003 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions (total) excluding LULUCF 0.0003 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions excluding LULUCF per capita 0.0018 t CO2e/capita (2024)
- Carbon intensity of GDP 0.0001 kg CO2e per constant 2015 US$ of GDP (2022)
Frequently asked questions
- What is average annual exposure to pm2.5 air pollution in Guam?
- Average annual exposure to pm2.5 air pollution in Guam was 3.47 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 average annual exposure to pm2.5 air pollution recorded in Guam?
- The highest recorded value was 5.11 micrograms per cubic meter in 2002.
- What is the lowest average annual exposure to pm2.5 air pollution recorded in Guam?
- The lowest recorded value was 3.06 micrograms per cubic meter in 2020.
- How does Guam rank for average annual exposure to pm2.5 air pollution?
- Guam ranks 198th out of 200 countries with data for 2023.
- Is average annual exposure to pm2.5 air pollution rising or falling in Guam?
- Over the last ten years it is down 15.0%. The long-run trend across the full record is falling.
- Where does this Guam 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 Average annual exposure to PM2.5 air pollution. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).
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.