Drinking water service usage in Guam
Guam: Drinking water service usage was 94.0% in 2024. ▬ Flat
Drinking water service usage 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
Guam recorded 94.0% for drinking water service usage in 2024. That is the lowest value across all 25 years on record.
That represents a change of down 1.1% on the previous year and down 4.8% over ten years.
Over the whole period, drinking water service usage in Guam peaked at 99.5% in 2001 and was at its lowest, 94.0%, in 2024.
That places Guam 62nd out of 163 countries with data for 2024, putting it in the middle of the range.
Drinking water service usage in Guam, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 99.5% | — |
| 2001 | 99.5% | +0.0% |
| 2002 | 99.4% | -0.0% |
| 2003 | 99.4% | -0.1% |
| 2004 | 99.3% | -0.1% |
| 2005 | 99.3% | -0.1% |
| 2006 | 99.2% | -0.1% |
| 2007 | 99.2% | -0.1% |
| 2008 | 99.1% | -0.1% |
| 2009 | 99.0% | -0.1% |
| 2010 | 99.0% | -0.1% |
| 2011 | 98.9% | -0.1% |
| 2012 | 98.9% | -0.1% |
| 2013 | 98.8% | -0.1% |
| 2014 | 98.7% | -0.1% |
| 2015 | 98.7% | -0.1% |
| 2016 | 98.6% | -0.1% |
| 2017 | 98.6% | -0.1% |
| 2018 | 98.5% | -0.1% |
| 2019 | 98.5% | -0.1% |
| 2020 | 98.3% | -0.2% |
| 2021 | 97.2% | -1.1% |
| 2022 | 96.2% | -1.1% |
| 2023 | 95.1% | -1.1% |
| 2024 | 94.0% | -1.1% |
Guam compared with similar countries
- Guam's 94.0% is below the median for high income countries, which is 98.7%, 95% of the median. (68 countries reporting)
- Guam's 94.0% is above the median for East Asia & Pacific, which is 64.6%, 1.5× the median. (28 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 99.3% | 99.0% | 99.5% | 10 |
| 2010s | 98.7% | 98.5% | 99.0% | 10 |
| 2020s | 96.2% | 94.0% | 98.3% | 5 |
Countries ranked near Guam
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 drinking water service usage in Guam?
- Drinking water service usage in Guam was 94.0% 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 drinking water service usage recorded in Guam?
- The highest recorded value was 99.5% in 2001.
- What is the lowest drinking water service usage recorded in Guam?
- The lowest recorded value was 94.0% in 2024.
- How does Guam rank for drinking water service usage?
- Guam ranks 62nd out of 163 countries with data for 2024.
- Is drinking water service usage rising or falling in Guam?
- Over the last ten years it is down 4.8%. 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 Drinking water service usage. 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 using an improved drinking water source that is located on premises, available when needed and free from fecal and priority chemical contamination.