Change in maximum river flow in Guam

Guam: Change in maximum river flow was 9.2% in 2024. ◆ Volatile

Latest (2024)
9.2%
Change on year
down 46.8%
World rank
87th
of 226 countries
All-time high
17.4%
in 2023
All-time low
-23.3%
in 2012
Years of data
20
2005–2024

Change in maximum river flow in Guam, 2005–2024

-20-10010202005201420242005: 5.1 %2006: 5.9 %2007: 10.8 %2008: 7.2 %2009: 1.2 %2010: -11.6 %2011: -17.8 %2012: -23.3 %2013: -14.9 %2014: 2.3 %2015: -0.919 %2016: 8 %2017: 3.6 %2018: -2 %2019: 1.6 %2020: 7.4 %2021: 5.4 %2022: 9.6 %2023: 17.4 %2024: 9.2 %

Source: United Nations Statistics Division, SDG Global Database. Measured in %.

Analysis

Guam recorded 9.2% for change in maximum river flow in 2024.

That represents a change of down 46.8% on the previous year and up 298.2% over ten years.

Over the whole period, change in maximum river flow in Guam peaked at 17.4% in 2023 and was at its lowest, -23.3%, in 2012.

Guam ranks 87th of 226 countries on this measure, in the middle of the range.

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

Change in maximum river flow in Guam, year by year

Annual values for Change in maximum river flow (%) in Guam, 2005 to 2024.
Year % Change
2005 5.1% —
2006 5.9% +14.7%
2007 10.8% +82.1%
2008 7.2% -33.2%
2009 1.2% -82.9%
2010 -11.6% -1049.0%
2011 -17.8% +52.8%
2012 -23.3% +30.9%
2013 -14.9% -35.8%
2014 2.3% -115.5%
2015 -0.9% -139.6%
2016 8.0% -971.6%
2017 3.6% -55.6%
2018 -2.0% -155.9%
2019 1.6% -178.0%
2020 7.4% +376.6%
2021 5.4% -26.5%
2022 9.6% +76.0%
2023 17.4% +81.2%
2024 9.2% -46.8%

Guam compared with similar countries

  • Guam's 9.2% is above the median for high income countries, which is 0.4%, 23.1× the median. (74 countries reporting)
  • Guam's 9.2% is above the median for East Asia & Pacific, which is 9.2%, 1.0× the median. (27 countries reporting)

Biggest year-on-year movements

Years where Change in maximum river flow in Guam changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2010 -1049.0% 1.2% -11.6%
2016 +971.6% -0.9% 8.0%

Averages by decade

DecadeAverage LowestHighest Years
2000s 6.0% 1.2% 10.8% 5
2010s -5.5% -23.3% 8.0% 10
2020s 9.8% 5.4% 17.4% 5

Countries ranked near Guam

  1. 84 Ireland 10.1% compare
  2. 85 Cameroon 10.0% compare
  3. 86 Marshall Islands 9.8% compare
  4. 88 United Kingdom of Great Britain and Northern Ireland 9.2% compare
  5. 88 United Kingdom 9.2% compare
  6. 90 France 9.1% compare

See the full ranking of 262 places →

More development goals data for Guam

All data for Guam →

Frequently asked questions

What is change in maximum river flow in Guam?
Change in maximum river flow in Guam was 9.2% in 2024, according to United Nations Statistics Division, SDG Global Database.
What is the highest change in maximum river flow recorded in Guam?
The highest recorded value was 17.4% in 2023.
What is the lowest change in maximum river flow recorded in Guam?
The lowest recorded value was -23.3% in 2012.
How does Guam rank for change in maximum river flow?
Guam ranks 87th out of 226 countries with data for 2024.
Is change in maximum river flow rising or falling in Guam?
Over the last ten years it is up 298.2%. The long-run trend across the full record is volatile.
Where does this Guam data come from?
The figures come from United Nations Statistics Division, SDG Global Database, published as part of Change in maximum river flow (%). Statizoid updates them automatically from the source API.

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Change in maximum river flow in Guam. Statizoid, drawing on United Nations Statistics Division, SDG Global Database. Retrieved 30 September 2026, from https://development-goals.statizoid.com/stat/change-in-maximum-river-flow-percent/guam/

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About this data

Indicator
Change in maximum river flow (%)
Unit
%
Source
United Nations Statistics Division, SDG Global Database
Licence
UN SDG Global Database (open, attribution requested)
Coverage
262 places, 5,240 data points, 2005–2024
Last refreshed