Lake water quality turbidity in Chad
Chad: Lake water quality turbidity was 31.8% in 2021. ▼ Falling
Latest (2021)
31.8%
Change on year
down 40.3%
World rank
15th
of 144 countries
All-time high
59.7%
in 2018
All-time low
31.8%
in 2021
Years of data
5
2017–2021
Lake water quality turbidity in Chad, 2017–2021
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
Chad recorded 31.8% for lake water quality turbidity in 2021. That is the lowest value across all 5 years on record.
The figure is down 40.3% on the previous year and down 26.1% over five years.
Chad ranks 15th of 144 countries on this measure, in the top 10%.
Lake water quality turbidity in Chad, year by year
| Year | % | Change |
|---|---|---|
| 2017 | 43.0% | — |
| 2018 | 59.7% | +38.7% |
| 2019 | 45.8% | -23.3% |
| 2020 | 53.3% | +16.4% |
| 2021 | 31.8% | -40.3% |
Chad compared with similar countries
- Chad's 31.8% is above the median for low income countries, which is 12.5%, 2.5× the median. (18 countries reporting)
- Chad's 31.8% is above the median for Sub-Saharan Africa, which is 14.6%, 2.2× the median. (35 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 49.5% | 43.0% | 59.7% | 3 |
| 2020s | 42.5% | 31.8% | 53.3% | 2 |
Countries ranked near Chad
More environment data for Chad
- Historical exposure to drought — Land soil moisture anomaly -10.96 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -13.87 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.274 °C (2025)
- Temperature change 1.1 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 4.44 % 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 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is lake water quality turbidity in Chad?
- Lake water quality turbidity in Chad was 31.8% in 2021, according to United Nations Statistics Division, SDG Global Database.
- What is the highest lake water quality turbidity recorded in Chad?
- The highest recorded value was 59.7% in 2018.
- What is the lowest lake water quality turbidity recorded in Chad?
- The lowest recorded value was 31.8% in 2021.
- How does Chad rank for lake water quality turbidity?
- Chad ranks 15th out of 144 countries with data for 2021.
- Where does this Chad data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Lake water quality turbidity (%). 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).