Lake water quality trophic state in Japan
Japan: Lake water quality trophic state was 0.8% in 2021. β Volatile
Latest (2021)
0.8%
Change on year
up 13.6%
World rank
61st
of 132 countries
All-time high
3.4%
in 2018
All-time low
0.7%
in 2020
Years of data
5
2017β2021
Lake water quality trophic state in Japan, 2017β2021
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
The most recent figure for lake water quality trophic state in Japan is 0.8%, measured in 2021.
Compared with earlier readings it is up 13.6% on the previous year and down 56.8% over five years.
That places Japan 61st out of 132 countries with data for 2021, putting it in the middle of the range.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 2.0% | 0.7% | 3.4% | 3 |
| 2020s | 0.8% | 0.7% | 0.8% | 2 |
Countries ranked near Japan
More environment data for Japan
- Standard Deviation 0.358 Β°C (2025)
- Temperature change 1.86 Β°C (2025)
- Recovered paper β Production 16.66 million t (2024)
- Total fibre furnish β Production 23.82 million t (2024)
- Other paper and paperboard, not elsewhere specified β Import value 33,416 1000 USD (2024)
- Other paper and paperboard, not elsewhere specified β Import quantity 9,315 t (2024)
- Other paper and paperboard β Export value 1.13 million 1000 USD (2024)
- Other paper and paperboard β Export quantity 1.25 million t (2024)
- Other paper and paperboard β Import value 645,005 1000 USD (2024)
- Other paper and paperboard β Import quantity 424,342 t (2024)
Frequently asked questions
- What is lake water quality trophic state in Japan?
- Lake water quality trophic state in Japan was 0.8% in 2021, according to United Nations Statistics Division, SDG Global Database.
- What is the highest lake water quality trophic state recorded in Japan?
- The highest recorded value was 3.4% in 2018.
- What is the lowest lake water quality trophic state recorded in Japan?
- The lowest recorded value was 0.7% in 2020.
- How does Japan rank for lake water quality trophic state?
- Japan ranks 61st out of 132 countries with data for 2021.
- Where does this Japan data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Lake water quality trophic state (%). Statizoid updates them automatically from the source API.
Download this data
CSV Β· JSON β 5 observations, free to reuse under UN SDG Global Database (open, attribution requested).