What is the difference in people using improved drinking water sources between Senegal and Sri Lanka?

174,350 people, with Senegal ahead.

How many years of comparable data are there for Senegal and Sri Lanka?

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 People using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Senegal vs Sri Lanka: People using improved drinking water sources

Senegal

1.69 million people

in 2024

Sri Lanka

1.52 million people

in 2024

Senegal rank

34th

Sri Lanka rank

37th

People using improved drinking water sources over time

Senegal
Sri Lanka

How they compare

Senegal currently reports 1.69 million people against 1.52 million people in Sri Lanka, a difference of 174,350 people.

That makes Senegal's figure about 1.1 times Sri Lanka's.

Across all 25 years both countries report, Senegal has been ahead every year.

Senegal ranks 34th and Sri Lanka ranks 37th of 231 countries.

Senegal has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Senegal	Sri Lanka	Difference	Ahead
2000s	3.19 million people	2.08 million people	1.11 million people	Senegal
2010s	2.61 million people	1.80 million people	809,576 people	Senegal
2020s	1.94 million people	1.56 million people	377,406 people	Senegal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher people using improved drinking water sources, Senegal or Sri Lanka?: Senegal, at 1.69 million people against 1.52 million people in Sri Lanka as of 2024.
What is the difference in people using improved drinking water sources between Senegal and Sri Lanka?: 174,350 people, with Senegal ahead.
How many years of comparable data are there for Senegal and Sri Lanka?: 25 years are reported by both, from 2000 to 2024.
How do Senegal and Sri Lanka rank globally for people using improved drinking water sources?: Senegal ranks 34th and Sri Lanka ranks 37th 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 using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Senegal vs Sri Lanka: People 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 09 September 2026, from https://environment.statizoid.com/compare/number-of-people-in-the-world-with-and-without-access-to-improved-water-sources/senegal/sri-lanka/

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<a href="https://environment.statizoid.com/compare/number-of-people-in-the-world-with-and-without-access-to-improved-water-sources/senegal/sri-lanka/">Senegal vs Sri Lanka: People using improved drinking water sources</a> — Statizoid

About this data

Indicator: People using improved drinking water sources
Unit: people
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: 28 August 2026

Number of people using only unimproved drinking water sources.