East Asia & Pacific
Tonga
Capital: Nuku'alofa · Upper middle income · Pop. 104,175
29.6%
Safely managed drinking water
31.25%
Safely managed sanitation
—
m³ freshwater / person / yr
—
Water stress · Unknown
Source: World Bank Open Data (WHO/UNICEF JMP & FAO AQUASTAT) · drinking water 2024
In Tonga, 29.6% of the population uses safely managed drinking water — an improved source, located on premises, available when needed, and free from contamination (2024 estimate). That leaves roughly 73,339 people without safely managed drinking water at home.
Sanitation tracks closely: 31.25% use safely managed sanitation services and 93.93% have at least a basic service (2024).
Common questions
How many people in Tonga have safe drinking water?
29.6% of Tonga's population uses safely managed drinking water (2024), per WHO/UNICEF data; about 73,339 people do not.
Does Tonga have enough freshwater?
Freshwater-resource data is limited for Tonga.