Senegal vs Tonga: Drinking water service usage
Senegal
27.2%
in 2024
Tonga
29.6%
in 2024
Senegal rank
146th
Tonga rank
144th
Drinking water service usage over time
- Senegal
- Tonga
How they compare
Tonga currently reports 29.6% against 27.2% in Senegal, a difference of 2.4%.
That makes Tonga's figure about 1.1 times Senegal's.
Across all 25 years both countries report, Tonga has been ahead every year.
Senegal ranks 146th and Tonga ranks 144th of 163 countries.
Tonga has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Senegal | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 21.3% | 29.3% | 8.0% | Tonga |
| 2010s | 24.3% | 29.5% | 5.2% | Tonga |
| 2020s | 26.6% | 29.6% | 3.0% | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher drinking water service usage, Senegal or Tonga?
- Tonga, at 29.6% against 27.2% in Senegal as of 2024.
- What is the difference in drinking water service usage between Senegal and Tonga?
- 2.4%, with Tonga ahead.
- How many years of comparable data are there for Senegal and Tonga?
- 25 years are reported by both, from 2000 to 2024.
- How do Senegal and Tonga rank globally for drinking water service usage?
- Senegal ranks 146th and Tonga ranks 144th of 163 countries.
- Where does this data come from?
- WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as Drinking water service usage. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Proportion of people using an improved drinking water source that is located on premises, available when needed and free from fecal and priority chemical contamination.