Countries with the least access to drinking water services worldwide by 2018*

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Release date

2018

Region

Worldwide

Survey time period

2018

Supplementary notes

* Refers to percentage of people who still drink surface water.

Citation formats

Lowest drinking water standards worldwide by select country 2018

Published by
Won So,
Jan 21, 2026
This statistic displays the countries with the least access to drinking water services worldwide in 2018. By that year, around ** percent of the population in Papua New Guinea still drank surface water.
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Water quality in the UKGlobal water industryU.S. wastewater and sewage industryGlobal water accessibilityWater industry in the UK
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