Reservoir minimum water area in Japan
Japan: Reservoir minimum water area was 999.86 kmsq in 2022. ▬ Flat
Latest (2022)
999.86 kmsq
Change on year
down 0.1%
World rank
36th
of 254 countries
All-time high
1,013 kmsq
in 2015
All-time low
988.23 kmsq
in 2003
Years of data
23
2000–2022
Reservoir minimum water area in Japan, 2000–2022
Source: United Nations Statistics Division, SDG Global Database. Measured in kmsq.
Analysis
In 2022, reservoir minimum water area in Japan stood at 999.86 kmsq.
The figure is down 0.1% on the previous year and down 0.7% over ten years.
Over the whole period, reservoir minimum water area in Japan peaked at 1,013 kmsq in 2015 and was at its lowest, 988.23 kmsq, in 2003.
That places Japan 36th out of 254 countries with data for 2022, putting it in the top quarter.
Reservoir minimum water area in Japan, year by year
| Year | kmsq | Change |
|---|---|---|
| 2000 | 990.22 kmsq | — |
| 2001 | 990.62 kmsq | +0.0% |
| 2002 | 990.44 kmsq | -0.0% |
| 2003 | 988.23 kmsq | -0.2% |
| 2004 | 998.25 kmsq | +1.0% |
| 2005 | 998.78 kmsq | +0.1% |
| 2006 | 999.28 kmsq | +0.1% |
| 2007 | 1,004 kmsq | +0.5% |
| 2008 | 1,007 kmsq | +0.3% |
| 2009 | 1,004 kmsq | -0.2% |
| 2010 | 1,005 kmsq | +0.1% |
| 2011 | 1,006 kmsq | +0.1% |
| 2012 | 1,007 kmsq | +0.1% |
| 2013 | 1,008 kmsq | +0.1% |
| 2014 | 1,012 kmsq | +0.4% |
| 2015 | 1,013 kmsq | +0.1% |
| 2016 | 1,010 kmsq | -0.3% |
| 2017 | 1,008 kmsq | -0.2% |
| 2018 | 1,007 kmsq | -0.1% |
| 2019 | 1,004 kmsq | -0.3% |
| 2020 | 997.92 kmsq | -0.6% |
| 2021 | 1,001 kmsq | +0.3% |
| 2022 | 999.86 kmsq | -0.1% |
Japan compared with similar countries
- Japan's 999.86 kmsq is above the median for high income countries, which is 2.19 kmsq, 456.4× the median. (79 countries reporting)
- Japan's 999.86 kmsq is above the median for East Asia & Pacific, which is 3.54 kmsq, 282.3× the median. (33 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 997.05 kmsq | 988.23 kmsq | 1,007 kmsq | 10 |
| 2010s | 1,008 kmsq | 1,004 kmsq | 1,013 kmsq | 10 |
| 2020s | 999.5 kmsq | 997.92 kmsq | 1,001 kmsq | 3 |
Countries ranked near Japan
More environment data for Japan
- Historical exposure to drought — Land soil moisture anomaly -4.51 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -4.8 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.358 °C (2025)
- Temperature change 1.86 °C (2025)
- Wood-based panels — Production, annual growth rate -3.12 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual -2.8 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate -0.4957 % change on previous year (2024)
Frequently asked questions
- What is reservoir minimum water area in Japan?
- Reservoir minimum water area in Japan was 999.86 kmsq in 2022, according to United Nations Statistics Division, SDG Global Database.
- What is the highest reservoir minimum water area recorded in Japan?
- The highest recorded value was 1,013 kmsq in 2015.
- What is the lowest reservoir minimum water area recorded in Japan?
- The lowest recorded value was 988.23 kmsq in 2003.
- How does Japan rank for reservoir minimum water area?
- Japan ranks 36th out of 254 countries with data for 2022.
- Is reservoir minimum water area rising or falling in Japan?
- Over the last ten years it is down 0.7%. The long-run trend across the full record is flat.
- Where does this Japan data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Reservoir minimum water area (square kilometres). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 23 observations, free to reuse under UN SDG Global Database (open, attribution requested).