Change in minimum river flow in Melanesia

Melanesia: Change in minimum river flow was 0.8% in 2024. ◆ Volatile

Latest (2024)
0.8%
Change on year
down 72.6%
World rank
110th
of 226 countries
All-time high
11.4%
in 2021
All-time low
-13.2%
in 2005
Years of data
20
2005–2024

Change in minimum river flow in Melanesia, 2005–2024

-15-10-505102005201420242005: -13.2 %2006: -13.1 %2007: -12.2 %2008: -10 %2009: -6.8 %2010: -1 %2011: -1.9 %2012: 0.995 %2013: 5.4 %2014: 9.9 %2015: 11.2 %2016: 6.8 %2017: 5.6 %2018: 8.1 %2019: 4.7 %2020: 3.1 %2021: 11.4 %2022: 10.8 %2023: 2.8 %2024: 0.763 %

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

Analysis

The most recent figure for change in minimum river flow in Melanesia is 0.8%, measured in 2024.

That represents a change of down 72.6% on the previous year and down 92.3% over ten years.

Over the whole period, change in minimum river flow in Melanesia peaked at 11.4% in 2021 and was at its lowest, -13.2%, in 2005.

That places Melanesia 110th out of 226 countries with data for 2024, putting it in the middle of the range.

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

Change in minimum river flow in Melanesia, year by year

Annual values for Change in minimum river flow (%) in Melanesia, 2005 to 2024.
Year % Change
2005 -13.2% —
2006 -13.1% -1.0%
2007 -12.2% -6.4%
2008 -10.0% -18.4%
2009 -6.8% -32.0%
2010 -1.0% -84.8%
2011 -1.9% +80.5%
2012 1.0% -153.3%
2013 5.4% +439.9%
2014 9.9% +84.7%
2015 11.2% +12.6%
2016 6.8% -39.3%
2017 5.6% -18.0%
2018 8.1% +44.9%
2019 4.7% -41.8%
2020 3.1% -34.7%
2021 11.4% +272.5%
2022 10.8% -5.6%
2023 2.8% -74.2%
2024 0.8% -72.6%

Biggest year-on-year movements

Years where Change in minimum river flow in Melanesia 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
2013 +439.9% 1.0% 5.4%

Averages by decade

DecadeAverage LowestHighest Years
2000s -11.1% -13.2% -6.8% 5
2010s 5.0% -1.9% 11.2% 10
2020s 5.8% 0.8% 11.4% 5

Countries ranked near Melanesia

  1. 107 Bhutan 1.8% compare
  2. 108 Åland Islands 1.1% compare
  3. 109 Croatia 1.0% compare
  4. 111 Papua New Guinea 0.7% compare
  5. 112 Viet Nam 0.2% compare
  6. 112 Vietnam 0.2% compare

See the full ranking of 262 places →

More development goals data for Melanesia

All data for Melanesia →

Frequently asked questions

What is change in minimum river flow in Melanesia?
Change in minimum river flow in Melanesia was 0.8% in 2024, according to United Nations Statistics Division, SDG Global Database.
What is the highest change in minimum river flow recorded in Melanesia?
The highest recorded value was 11.4% in 2021.
What is the lowest change in minimum river flow recorded in Melanesia?
The lowest recorded value was -13.2% in 2005.
How does Melanesia rank for change in minimum river flow?
Melanesia ranks 110th out of 226 countries with data for 2024.
Is change in minimum river flow rising or falling in Melanesia?
Over the last ten years it is down 92.3%. The long-run trend across the full record is volatile.
Where does this Melanesia data come from?
The figures come from United Nations Statistics Division, SDG Global Database, published as part of Change in minimum river flow (%). Statizoid updates them automatically from the source API.

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

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About this data

Indicator
Change in minimum 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