Share of population not using improved drinking water sources in Saint Lucia
Saint Lucia: Share of population not using improved drinking water sources was 0.1% in 2024. ◆ Volatile
Share of population not using improved drinking water sources in Saint Lucia, 2000–2024
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in %.
Analysis
In 2024, share of population not using improved drinking water sources in Saint Lucia stood at 0.1%.
Compared with earlier readings it is up 0.7% on the previous year and down 98.1% over ten years.
Over the whole period, share of population not using improved drinking water sources in Saint Lucia peaked at 7.7% in 2002 and was at its lowest, 0.1%, in 2023.
Saint Lucia ranks 176th of 231 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Share of population not using improved drinking water sources in Saint Lucia, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 7.6% | — |
| 2001 | 7.7% | +0.2% |
| 2002 | 7.7% | +0.9% |
| 2003 | 7.4% | -4.0% |
| 2004 | 7.1% | -4.3% |
| 2005 | 6.8% | -4.7% |
| 2006 | 6.4% | -5.0% |
| 2007 | 6.1% | -5.4% |
| 2008 | 5.7% | -5.8% |
| 2009 | 5.4% | -6.3% |
| 2010 | 5.0% | -7.0% |
| 2011 | 4.6% | -8.1% |
| 2012 | 4.2% | -8.8% |
| 2013 | 3.8% | -9.6% |
| 2014 | 3.4% | -10.7% |
| 2015 | 3.0% | -11.9% |
| 2016 | 2.6% | -13.6% |
| 2017 | 2.2% | -15.7% |
| 2018 | 1.8% | -18.6% |
| 2019 | 1.4% | -22.8% |
| 2020 | 1.0% | -29.5% |
| 2021 | 0.6% | -41.8% |
| 2022 | 0.3% | -47.7% |
| 2023 | 0.1% | -77.9% |
| 2024 | 0.1% | +0.7% |
Saint Lucia compared with similar countries
- Saint Lucia's 0.1% is below the median for upper middle income countries, which is 1.2%, 5% of the median. (58 countries reporting)
- Saint Lucia's 0.1% is below the median for Latin America & Caribbean, which is 1.1%, 6% of the median. (41 countries reporting)
Biggest year-on-year movements
Years where Share of population not using improved drinking water sources in Saint Lucia 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 |
|---|---|---|---|
| 2023 | -77.9% | 0.3% | 0.1% |
| 2022 | -47.7% | 0.6% | 0.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 6.8% | 5.4% | 7.7% | 10 |
| 2010s | 3.2% | 1.4% | 5.0% | 10 |
| 2020s | 0.4% | 0.1% | 1.0% | 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 share of population not using improved drinking water sources in Saint Lucia?
- Share of population not using improved drinking water sources in Saint Lucia was 0.1% in 2024, according to WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data.
- What is the highest share of population not using improved drinking water sources recorded in Saint Lucia?
- The highest recorded value was 7.7% in 2002.
- What is the lowest share of population not using improved drinking water sources recorded in Saint Lucia?
- The lowest recorded value was 0.1% in 2023.
- How does Saint Lucia rank for share of population not using improved drinking water sources?
- Saint Lucia ranks 176th out of 231 countries with data for 2024.
- Is share of population not using improved drinking water sources rising or falling in Saint Lucia?
- Over the last ten years it is down 98.1%. The long-run trend across the full record is volatile.
- Where does this Saint Lucia data come from?
- The figures come from WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as part of Share of population not using improved drinking water sources. Statizoid updates them automatically from the source API.
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About this data
Proportion of people not using improved drinking water sources. These people might use surface water sources or unprotected springs or wells, as no safe and reliable improved drinking water source is available to them.