Share of the population using improved water sources in Guam
Guam: Share of the population using improved water sources was 99.5% in 2024. ▬ Flat
Share of the population using improved water sources in Guam, 2000–2024
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for share of the population using improved water sources in Guam is 99.5%, measured in 2024. That is the highest value across all 25 years on record.
The figure is up 0.0% over ten years.
Over the whole period, share of the population using improved water sources in Guam peaked at 99.5% in 2022 and was at its lowest, 99.5%, in 2000.
Guam ranks 91st of 231 countries on this measure, in the middle of the range.
Share of the population using improved water sources in Guam, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 99.5% | — |
| 2001 | 99.5% | +0.0% |
| 2002 | 99.5% | +0.0% |
| 2003 | 99.5% | +0.0% |
| 2004 | 99.5% | +0.0% |
| 2005 | 99.5% | +0.0% |
| 2006 | 99.5% | +0.0% |
| 2007 | 99.5% | +0.0% |
| 2008 | 99.5% | +0.0% |
| 2009 | 99.5% | +0.0% |
| 2010 | 99.5% | +0.0% |
| 2011 | 99.5% | +0.0% |
| 2012 | 99.5% | +0.0% |
| 2013 | 99.5% | +0.0% |
| 2014 | 99.5% | +0.0% |
| 2015 | 99.5% | +0.0% |
| 2016 | 99.5% | +0.0% |
| 2017 | 99.5% | +0.0% |
| 2018 | 99.5% | +0.0% |
| 2019 | 99.5% | +0.0% |
| 2020 | 99.5% | +0.0% |
| 2021 | 99.5% | +0.0% |
| 2022 | 99.5% | +0.0% |
| 2023 | 99.5% | +0.0% |
| 2024 | 99.5% | +0.0% |
Guam compared with similar countries
- Guam's 99.5% is below the median for high income countries, which is 100.0%, 100% of the median. (85 countries reporting)
- Guam's 99.5% is above the median for East Asia & Pacific, which is 98.8%, 1.0× the median. (37 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 99.5% | 99.5% | 99.5% | 10 |
| 2010s | 99.5% | 99.5% | 99.5% | 10 |
| 2020s | 99.5% | 99.5% | 99.5% | 5 |
Countries ranked near Guam
- 88 Mexico 99.5% compare
- 89 New Caledonia 99.5% compare
- 90 Palau 99.5% compare
- 92 Bangladesh 99.5% compare
- 93 Trinidad and Tobago 99.5% compare
- 94 United States Virgin Islands 99.5% compare
More environment data for Guam
- Historical exposure to drought — Land soil moisture anomaly 0.5909 Percentage change (2025)
- Paper and paperboard — Import quantity 461 t (2024)
- Wood-based panels — Import quantity 1,035 m3 (2024)
- Wood-based panels — Import value 445 1000 USD (2024)
- Plywood and LVL — Import quantity 1,033 m3 (2024)
- Plywood and LVL — Import value 434 1000 USD (2024)
- Paper and paperboard — Export quantity 0 t (2024)
- Graphic papers — Import quantity 430 t (2024)
- Paper and paperboard — Export value 1 1000 USD (2024)
- Veneer sheets — Import quantity 0 m3 (2024)
Frequently asked questions
- What is share of the population using improved water sources in Guam?
- Share of the population using improved water sources in Guam was 99.5% 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 the population using improved water sources recorded in Guam?
- The highest recorded value was 99.5% in 2022.
- What is the lowest share of the population using improved water sources recorded in Guam?
- The lowest recorded value was 99.5% in 2000.
- How does Guam rank for share of the population using improved water sources?
- Guam ranks 91st out of 231 countries with data for 2024.
- Is share of the population using improved water sources rising or falling in Guam?
- Over the last ten years it is up 0.0%. The long-run trend across the full record is flat.
- Where does this Guam 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 the population using improved 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
Proportion of people who use an improved drinking water source, regardless of collection time. An improved drinking water source is a safely designed drinking water source and includes e.g. piped water, boreholes or tubewells and packaged or delivered water.