Japan vs Peru: People not using improved drinking water sources

Japan
1.01 million people
in 2024
Peru
1.32 million people
in 2024
Japan rank
54th
Peru rank
51st

People not using improved drinking water sources over time

  • Japan
  • Peru
1.0M2.0M3.0M4.0M5.0M200020122024

How they compare

Peru currently reports 1.32 million people against 1.01 million people in Japan, a difference of 305,630 people.

That makes Peru's figure about 1.3 times Japan's.

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

Japan ranks 54th and Peru ranks 51st of 231 countries.

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

Head to head by decade

Decade Japan Peru Difference Ahead
2000s 1.82 million people 4.23 million people 2.40 million people Peru
2010s 1.42 million people 2.75 million people 1.33 million people Peru
2020s 1.07 million people 1.64 million people 568,894 people Peru

Averages of every year both report within each decade.

Frequently asked questions

Which has higher people not using improved drinking water sources, Japan or Peru?
Peru, at 1.32 million people against 1.01 million people in Japan as of 2024.
What is the difference in people not using improved drinking water sources between Japan and Peru?
305,630 people, with Peru ahead.
How many years of comparable data are there for Japan and Peru?
25 years are reported by both, from 2000 to 2024.
How do Japan and Peru rank globally for people not using improved drinking water sources?
Japan ranks 54th and Peru ranks 51st 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.

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Japan vs Peru: People 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/number-without-improved-water/japan/peru/

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About this data

Indicator
People not 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

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.