Guam vs Samoa: Share of population using at least a basic drinking water source

Guam

99.5%

in 2024

Samoa

99.4%

in 2024

Guam rank

76th

Samoa rank

78th

Share of population using at least a basic drinking water source over time

Guam
Samoa

How they compare

Guam currently reports 99.5% against 99.4% in Samoa, a difference of 0.1%.

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

Guam ranks 76th and Samoa ranks 78th of 231 countries.

Individual pages

About this data

Indicator: Share of population using at least a basic drinking water source
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: 07 August 2026

Proportion of people who use an improved drinking water source, which is either located on their premises, or at a collection point, which takes no more than 30 minutes for a roundtrip.