Deaths from unsafe water sources worldwide | Statista

In 2021, an estimated 800,000 deaths were attributed to unsafe water sources worldwide, a number that has fallen by 63 percent since 1990.

Annual number of deaths attributed to unsafe water sources worldwide from 1990 to 2021 (in millions)

Characteristic	Number of deaths in millions
1990	2.17
1991	2.15
1992	2.11
1993	2.05
1994	2.01
1995	1.96
1996	1.91
1997	1.86
1998	1.81
1999	1.74
2000	1.68
2001	1.63
2002	1.59
2003	1.55
2004	1.52
2005	1.48
2006	1.46
2007	1.44
2008	1.4
2009	1.35
2010	1.3
2011	1.25
2012	1.2
2013	1.16
2014	1.1
2015	1.04
2016	1
2017	0.96
2018	0.92
2019	0.88
2020	0.83
2021	0.8

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Release date

May 2024

More information

Region

Worldwide

Survey time period

1990 to 2021

Supplementary notes

Estimates come with wide uncertainties, especially for countries with poor vital registration.

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