Exposure to outdoor air pollution in Saint Lucia
Saint Lucia: Exposure to outdoor air pollution was 10.4 µg/m³ in 2024. ▲ Rising
Exposure to outdoor air pollution in Saint Lucia, 1998–2024
Source: SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data. Measured in µg/m³.
Analysis
Saint Lucia recorded 10.4 µg/m³ for exposure to outdoor air pollution in 2024.
The figure is up 3.0% on the previous year and up 19.5% over ten years.
Over the whole period, exposure to outdoor air pollution in Saint Lucia peaked at 11.2 µg/m³ in 2017 and was at its lowest, 8.4 µg/m³, in 2008.
Saint Lucia ranks 164th of 241 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 27 years of available data.
Exposure to outdoor air pollution in Saint Lucia, year by year
| Year | µg/m³ | Change |
|---|---|---|
| 1998 | 9.7 µg/m³ | — |
| 1999 | 10.8 µg/m³ | +11.3% |
| 2000 | 10.5 µg/m³ | -2.8% |
| 2001 | 9.8 µg/m³ | -6.7% |
| 2002 | 9.7 µg/m³ | -1.0% |
| 2003 | 9.5 µg/m³ | -2.1% |
| 2004 | 8.8 µg/m³ | -7.4% |
| 2005 | 9.2 µg/m³ | +4.5% |
| 2006 | 9.2 µg/m³ | +0.0% |
| 2007 | 10.1 µg/m³ | +9.8% |
| 2008 | 8.4 µg/m³ | -16.8% |
| 2009 | 10.5 µg/m³ | +25.0% |
| 2010 | 10.6 µg/m³ | +1.0% |
| 2011 | 9.4 µg/m³ | -11.3% |
| 2012 | 10.7 µg/m³ | +13.8% |
| 2013 | 8.6 µg/m³ | -19.6% |
| 2014 | 8.7 µg/m³ | +1.2% |
| 2015 | 10.9 µg/m³ | +25.3% |
| 2016 | 10.6 µg/m³ | -2.8% |
| 2017 | 11.2 µg/m³ | +5.7% |
| 2018 | 9.7 µg/m³ | -13.4% |
| 2019 | 9.4 µg/m³ | -3.1% |
| 2020 | 10.3 µg/m³ | +9.6% |
| 2021 | 11.1 µg/m³ | +7.8% |
| 2022 | 9.8 µg/m³ | -11.7% |
| 2023 | 10.1 µg/m³ | +3.1% |
| 2024 | 10.4 µg/m³ | +3.0% |
Saint Lucia compared with similar countries
- Saint Lucia's 10.4 µg/m³ is below the median for upper middle income countries, which is 17.15 µg/m³, 61% of the median. (58 countries reporting)
- Saint Lucia's 10.4 µg/m³ is below the median for Latin America & Caribbean, which is 13.75 µg/m³, 76% of the median. (42 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 10.25 µg/m³ | 9.7 µg/m³ | 10.8 µg/m³ | 2 |
| 2000s | 9.57 µg/m³ | 8.4 µg/m³ | 10.5 µg/m³ | 10 |
| 2010s | 9.98 µg/m³ | 8.6 µg/m³ | 11.2 µg/m³ | 10 |
| 2020s | 10.34 µg/m³ | 9.8 µg/m³ | 11.1 µg/m³ | 5 |
Countries ranked near Saint Lucia
More environment data for Saint Lucia
- Historical exposure to drought — Land soil moisture anomaly -2.19 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.257 °C (2025)
- Temperature change 1.32 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 3.15 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate -0.4464 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per capita 0 Mt CO2e per person (2024)
Frequently asked questions
- What is exposure to outdoor air pollution in Saint Lucia?
- Exposure to outdoor air pollution in Saint Lucia was 10.4 µg/m³ in 2024, according to SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data.
- What is the highest exposure to outdoor air pollution recorded in Saint Lucia?
- The highest recorded value was 11.2 µg/m³ in 2017.
- What is the lowest exposure to outdoor air pollution recorded in Saint Lucia?
- The lowest recorded value was 8.4 µg/m³ in 2008.
- How does Saint Lucia rank for exposure to outdoor air pollution?
- Saint Lucia ranks 164th out of 241 countries with data for 2024.
- Is exposure to outdoor air pollution rising or falling in Saint Lucia?
- Over the last ten years it is up 19.5%. The long-run trend across the full record is rising.
- Where does this Saint Lucia data come from?
- The figures come from SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data, published as part of Exposure to outdoor air pollution. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 27 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Annual population-weighted average concentration of fine particulate matter (PM2.5) in the air, measured in micrograms per cubic meter (µg/m³). Fine particulate matter (PM2.5) are particles with a diameter of 2.5 micrometers or less, which can pose significant health risks.