Indonesia vs Tanzania: People not using improved drinking water sources

Indonesia
13.30 million people
in 2024
Tanzania
15.46 million people
in 2024
Indonesia rank
8th
Tanzania rank
6th

People not using improved drinking water sources over time

  • Indonesia
  • Tanzania
10.0M20.0M30.0M40.0M50.0M200020122024

How they compare

Tanzania currently reports 15.46 million people against 13.30 million people in Indonesia, a difference of 2.17 million people.

That makes Tanzania's figure about 1.2 times Indonesia's.

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

Indonesia ranks 8th and Tanzania ranks 6th of 231 countries.

Individual pages

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.