Nauru vs Tonga: People not using improved drinking water sources
Nauru
191.75 people
in 2024
Tonga
164.75 people
in 2024
Nauru rank
166th
Tonga rank
167th
People not using improved drinking water sources over time
- Nauru
- Tonga
How they compare
Nauru currently reports 191.75 people against 164.75 people in Tonga, a difference of 27 people.
That makes Nauru's figure about 1.2 times Tonga's.
The two have swapped places 1 time across 25 shared years of data; in 2000 it was Tonga ahead.
Nauru ranks 166th and Tonga ranks 167th of 231 countries.
Tonga has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Nauru | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 168.02 people | 1,015 people | 847.25 people | Tonga |
| 2010s | 176.95 people | 587.91 people | 410.95 people | Tonga |
| 2020s | 190.09 people | 224.54 people | 34.45 people | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher people not using improved drinking water sources, Nauru or Tonga?
- Nauru, at 191.75 people against 164.75 people in Tonga as of 2024.
- What is the difference in people not using improved drinking water sources between Nauru and Tonga?
- 27 people, with Nauru ahead.
- How many years of comparable data are there for Nauru and Tonga?
- 25 years are reported by both, from 2000 to 2024.
- How do Nauru and Tonga rank globally for people not using improved drinking water sources?
- Nauru ranks 166th and Tonga ranks 167th of 231 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 People not using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number 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.