Lake water quality trophic state in Namibia
Namibia: Lake water quality trophic state was 0.0% in 2021. ◆ Volatile
Latest (2021)
0.0%
Change on year
down 62.5%
World rank
125th
of 144 countries
All-time high
0.3%
in 2017
All-time low
0.0%
in 2019
Years of data
5
2017–2021
Lake water quality trophic state in Namibia, 2017–2021
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
Namibia recorded 0.0% for lake water quality trophic state in 2021. That is the lowest value across all 5 years on record.
That represents a change of down 62.5% on the previous year and down 88.6% over five years.
Namibia ranks 125th of 144 countries on this measure, in the bottom quarter.
Lake water quality trophic state in Namibia, year by year
| Year | % | Change |
|---|---|---|
| 2017 | 0.3% | — |
| 2018 | 0.0% | -84.7% |
| 2019 | 0.0% | -25.1% |
| 2020 | 0.1% | +166.9% |
| 2021 | 0.0% | -62.5% |
Namibia compared with similar countries
- Namibia's 0.0% is below the median for lower middle income countries, which is 0.7%, 5% of the median. (33 countries reporting)
- Namibia's 0.0% is below the median for Sub-Saharan Africa, which is 1.2%, 3% of the median. (35 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.1% | 0.0% | 0.3% | 3 |
| 2020s | 0.1% | 0.0% | 0.1% | 2 |
Countries ranked near Namibia
More environment data for Namibia
- Historical exposure to drought — Land soil moisture anomaly -2.99 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -1.14 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.319 °C (2025)
- Temperature change 0.979 °C (2025)
- Wood-based panels — Production, annual growth rate 0 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 2.32 % 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 4.07 % change on previous year (2024)
Frequently asked questions
- What is lake water quality trophic state in Namibia?
- Lake water quality trophic state in Namibia was 0.0% in 2021, according to United Nations Statistics Division, SDG Global Database.
- What is the highest lake water quality trophic state recorded in Namibia?
- The highest recorded value was 0.3% in 2017.
- What is the lowest lake water quality trophic state recorded in Namibia?
- The lowest recorded value was 0.0% in 2019.
- How does Namibia rank for lake water quality trophic state?
- Namibia ranks 125th out of 144 countries with data for 2021.
- Where does this Namibia 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 · JSON — 5 observations, free to reuse under UN SDG Global Database (open, attribution requested).