Lake water quality trophic state in Malawi
Malawi: Lake water quality trophic state was 1.6% in 2021. ▲ Rising
Latest (2021)
1.6%
Change on year
down 19.7%
World rank
44th
of 144 countries
All-time high
2.0%
in 2020
All-time low
0.3%
in 2018
Years of data
5
2017–2021
Lake water quality trophic state in Malawi, 2017–2021
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
In 2021, lake water quality trophic state in Malawi stood at 1.6%.
The figure is down 19.7% on the previous year and up 95.3% over five years.
Malawi ranks 44th of 144 countries on this measure, in the middle of the range.
Lake water quality trophic state in Malawi, year by year
| Year | % | Change |
|---|---|---|
| 2017 | 0.8% | — |
| 2018 | 0.3% | -63.1% |
| 2019 | 1.3% | +330.9% |
| 2020 | 2.0% | +52.7% |
| 2021 | 1.6% | -19.7% |
Malawi compared with similar countries
- Malawi's 1.6% is above the median for low income countries, which is 1.0%, 1.6× the median. (18 countries reporting)
- Malawi's 1.6% is above the median for Sub-Saharan Africa, which is 1.2%, 1.3× the median. (35 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.8% | 0.3% | 1.3% | 3 |
| 2020s | 1.8% | 1.6% | 2.0% | 2 |
Countries ranked near Malawi
More environment data for Malawi
- Historical exposure to drought — Land soil moisture anomaly -0.9153 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -0.8098 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.254 °C (2025)
- Temperature change 1.07 °C (2025)
- Wood-based panels — Production, annual growth rate 0 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 3.65 % 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 5.3 % change on previous year (2024)
Frequently asked questions
- What is lake water quality trophic state in Malawi?
- Lake water quality trophic state in Malawi was 1.6% in 2021, according to United Nations Statistics Division, SDG Global Database.
- What is the highest lake water quality trophic state recorded in Malawi?
- The highest recorded value was 2.0% in 2020.
- What is the lowest lake water quality trophic state recorded in Malawi?
- The lowest recorded value was 0.3% in 2018.
- How does Malawi rank for lake water quality trophic state?
- Malawi ranks 44th out of 144 countries with data for 2021.
- Where does this Malawi 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).