Safely managed drinking water in Tonga

29.6% of people in Tonga used safely managed drinking water in 2024. The value for 2024 is the highest in the series, which starts in 2000.

Measure: People using safely managed drinking water services Unit: % of population Data: 2000 to 2024 Source: World Bank
Tonga, 2024 29.6% % of population
Change from 2023 0percentage points 2023: 29.6%
World, 2024 73.7% Official aggregate
Position in 2024 129th of 148 See the full ranking

Safely managed drinking water in Tonga over time

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Tonga World ×

% of population. Source: World Bank, World Development Indicators. Gaps mean no published value; points are not joined across missing years.

People using safely managed drinking water services (% of population), 2000 to 2024
Period TongaWorld
2024 29.6% 73.7%
2023 29.6% 72.0%
2022 29.6% 71.5%
2021 29.5% 71.0%
2020 29.5% 70.5%
2019 29.5% 69.9%
2018 29.5% 69.4%
2017 29.5% 68.8%
2016 29.5% 68.2%
2015 29.5% 67.7%
2014 29.5% 67.1%
2013 29.5% 66.5%
2012 29.5% 65.9%
2011 29.5% 65.3%
2010 29.4% 64.8%
2009 29.4% 64.3%
2008 29.4% 63.8%
2007 29.3% 63.4%
2006 29.3% 63.1%
2005 29.3% 62.8%
2004 29.3% 62.5%
2003 29.2% 62.1%
2002 29.2% 61.8%
2001 29.2% 61.5%
2000 29.2% 61.2%

A dash means no value was published for that period.

In short

  • That is a change of 0 percentage points from 29.6% in 2023.
  • Since 2014, when it was 29.5%, the figure has changed by +0.1 percentage points.
  • Among the 148 countries with data for 2024, Tonga has the 129th highest value.
  • The figure for the world in 2024 was 73.7%.

Source and dates

Original producer
WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene
Distributed by
World Bank, World Development Indicators
Dataset or series code
SH.H2O.SMDW.ZS · dataset details · view at source
Observation period
2000 to 2024 for Tonga
Provider update
8 October 2026
Retrieved
9 November 2026
Published here
9 November 2026
Licence
CC BY 4.0 (per series metadata)
Attribution
Source: World Bank, World Development Indicators, original data: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene