Drinking water service usage in Saint Helena
Saint Helena: Drinking water service usage was 98.4% in 2024. ▲ Rising
Drinking water service usage in Saint Helena, 2002–2024
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in %.
Analysis
In 2024, drinking water service usage in Saint Helena stood at 98.4%.
That represents a change of up 13.5% over ten years.
Over the whole period, drinking water service usage in Saint Helena peaked at 98.5% in 2021 and was at its lowest, 80.8%, in 2011.
That places Saint Helena 40th out of 163 countries with data for 2024, putting it in the top quarter.
The long-run direction has been consistently rising across the 23 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 80.9% | 80.9% | 80.9% | 8 |
| 2010s | 87.9% | 80.8% | 96.4% | 10 |
| 2020s | 98.4% | 98.4% | 98.5% | 5 |
Countries ranked near Saint Helena
- 37 Japan 98.7% compare
- 38 United States Virgin Islands 98.7% compare
- 39 United Arab Emirates 98.6% compare
- 41 Czechia 98.1% compare
- 42 Chile 97.8% compare
- 43 United States 97.6% compare
More environment data for Saint Helena
- Exposure to outdoor air pollution 4.1 µg/m³ (2024)
- Exposure to air pollution from human sources 2.46 micrograms per cubic meter (2024)
- Share of population using at least a basic drinking water source 99.3% (2024)
- Share of the population using improved water sources 99.3% (2024)
- Share of population not using improved drinking water sources 0.7% (2024)
- People not using improved drinking water sources 37.13 people (2024)
- People using at least a basic drinking water source 5,200 people (2024)
- Using improved drinking water sources vs. GDP per capita 99.3% (2024)
- Land use 4,000 hectares (2023)
- Share using safely managed drinking water 98.4% (2024)
Frequently asked questions
- What is drinking water service usage in Saint Helena?
- Drinking water service usage in Saint Helena was 98.4% 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 drinking water service usage recorded in Saint Helena?
- The highest recorded value was 98.5% in 2021.
- What is the lowest drinking water service usage recorded in Saint Helena?
- The lowest recorded value was 80.8% in 2011.
- How does Saint Helena rank for drinking water service usage?
- Saint Helena ranks 40th out of 163 countries with data for 2024.
- Is drinking water service usage rising or falling in Saint Helena?
- Over the last ten years it is up 13.5%. The long-run trend across the full record is rising.
- Where does this Saint Helena 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 Drinking water service usage. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 23 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Proportion of people using an improved drinking water source that is located on premises, available when needed and free from faecal and priority chemical contamination.