China vs Portugal: Reservoir minimum water area change

China
26.4%
in 2022
Portugal
28.1%
in 2022
China rank
26th
Portugal rank
25th

Reservoir minimum water area change over time

  • China
  • Portugal
-75-50-25025200020112022

How they compare

Portugal currently reports 28.1% against 26.4% in China, a difference of 1.7%.

That makes Portugal's figure about 1.1 times China's.

The two have swapped places 1 time across 23 shared years of data; in 2000 it was China ahead.

China ranks 26th and Portugal ranks 25th of 130 countries.

Across the 3 decades both report, China averaged higher in 1 and Portugal in 2.

Head to head by decade

Decade China Portugal Difference Ahead
2000s -12.5% -26.4% 13.8% China
2010s 12.5% 26.4% 13.8% Portugal
2020s 25.2% 27.7% 2.5% Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reservoir minimum water area change, China or Portugal?
Portugal, at 28.1% against 26.4% in China as of 2022.
What is the difference in reservoir minimum water area change between China and Portugal?
1.7%, with Portugal ahead.
How many years of comparable data are there for China and Portugal?
23 years are reported by both, from 2000 to 2022.
How do China and Portugal rank globally for reservoir minimum water area change?
China ranks 26th and Portugal ranks 25th of 130 countries.
Where does this data come from?
United Nations Statistics Division, SDG Global Database, published as Reservoir minimum water area change (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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China vs Portugal: Reservoir minimum water area change. Statizoid, drawing on United Nations Statistics Division, SDG Global Database. Retrieved 24 August 2026, from https://environment.statizoid.com/compare/reservoir-minimum-water-area-change-percent/china/portugal/

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About this data

Indicator
Reservoir minimum water area change (%)
Source
United Nations Statistics Division, SDG Global Database
Licence
UN SDG Global Database (open, attribution requested)
Coverage
180 places, 4,138 data points, 2000–2022
Last refreshed