How many years of comparable data are there for Togo and Zambia?

25 years are reported by both, from 2000 to 2024.

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 Share of population not using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Togo vs Zambia: Share of population not using improved drinking water sources

Togo

17.7%

in 2024

Zambia

19.5%

in 2024

Togo rank

21st

Zambia rank

18th

Share of population not using improved drinking water sources over time

Togo
Zambia

How they compare

Zambia currently reports 19.5% against 17.7% in Togo, a difference of 1.8%.

That makes Zambia's figure about 1.1 times Togo's.

The two have swapped places 1 time across 25 shared years of data; in 2000 it was Togo ahead.

Togo ranks 21st and Zambia ranks 18th of 231 countries.

Across the 3 decades both report, Togo averaged higher in 1 and Zambia in 2.

Head to head by decade

Decade	Togo	Zambia	Difference	Ahead
2000s	45.4%	44.0%	1.4%	Togo
2010s	30.6%	31.0%	0.4%	Zambia
2020s	20.3%	21.9%	1.5%	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of population not using improved drinking water sources, Togo or Zambia?: Zambia, at 19.5% against 17.7% in Togo as of 2024.
What is the difference in share of population not using improved drinking water sources between Togo and Zambia?: 1.8%, with Zambia ahead.
How many years of comparable data are there for Togo and Zambia?: 25 years are reported by both, from 2000 to 2024.
How do Togo and Zambia rank globally for share of population not using improved drinking water sources?: Togo ranks 21st and Zambia ranks 18th 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 Share of population not using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Togo vs Zambia: Share of population not using improved drinking water sources. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 22 September 2026, from https://environment.statizoid.com/compare/share-without-improved-water/togo/zambia/

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About this data

Indicator: Share of population not using improved drinking water sources
Unit: %
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 231 places, 5,586 data points, 2000–2024
Last refreshed: 18 September 2026

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.