Share of population not using improved drinking water sources in Saint Lucia

Saint Lucia: Share of population not using improved drinking water sources was 0.1% in 2024. ◆ Volatile

Latest (2024)
0.1%
Change on year
up 0.7%
World rank
176th
of 231 countries
All-time high
7.7%
in 2002
All-time low
0.1%
in 2023
Years of data
25
2000–2024

Share of population not using improved drinking water sources in Saint Lucia, 2000–2024

024682000201220242000: 7.6 %2001: 7.7 %2002: 7.7 %2003: 7.4 %2004: 7.1 %2005: 6.8 %2006: 6.4 %2007: 6.1 %2008: 5.7 %2009: 5.4 %2010: 5 %2011: 4.6 %2012: 4.2 %2013: 3.8 %2014: 3.4 %2015: 3 %2016: 2.6 %2017: 2.2 %2018: 1.8 %2019: 1.4 %2020: 0.959 %2021: 0.558 %2022: 0.292 %2023: 0.064 %2024: 0.065 %

Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in %.

Analysis

In 2024, share of population not using improved drinking water sources in Saint Lucia stood at 0.1%.

Compared with earlier readings it is up 0.7% on the previous year and down 98.1% over ten years.

Over the whole period, share of population not using improved drinking water sources in Saint Lucia peaked at 7.7% in 2002 and was at its lowest, 0.1%, in 2023.

Saint Lucia ranks 176th of 231 countries on this measure, in the bottom quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
2000s 6.8% 5.4% 7.7% 10
2010s 3.2% 1.4% 5.0% 10
2020s 0.4% 0.1% 1.0% 5

Countries ranked near Saint Lucia

  1. 173 Mauritius 0.1% compare
  2. 174 Bhutan 0.1% compare
  3. 175 Armenia 0.1% compare
  4. 177 Bosnia and Herzegovina 0.0% compare
  5. 178 Australia 0.0% compare
  6. 179 United States 0.0% compare

See the full ranking of 231 places →

More environment data for Saint Lucia

All data for Saint Lucia →

Frequently asked questions

What is share of population not using improved drinking water sources in Saint Lucia?
Share of population not using improved drinking water sources in Saint Lucia was 0.1% in 2024, according to WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data.
What is the highest share of population not using improved drinking water sources recorded in Saint Lucia?
The highest recorded value was 7.7% in 2002.
What is the lowest share of population not using improved drinking water sources recorded in Saint Lucia?
The lowest recorded value was 0.1% in 2023.
How does Saint Lucia rank for share of population not using improved drinking water sources?
Saint Lucia ranks 176th out of 231 countries with data for 2024.
Is share of population not using improved drinking water sources rising or falling in Saint Lucia?
Over the last ten years it is down 98.1%. The long-run trend across the full record is volatile.
Where does this Saint Lucia data come from?
The figures come from WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as part of Share of population not using improved drinking water sources. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Share of population not using improved drinking water sources
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

Proportion of people not using improved drinking water sources. These people might use surface water sources or unprotected springs or wells, as no safe and reliable improved drinking water source is available to them.