Lake water quality trophic state in Guinea
Guinea: Lake water quality trophic state was 9.1% in 2021. ▲ Rising
Latest (2021)
9.1%
Change on year
up 8.1%
World rank
5th
of 144 countries
All-time high
9.1%
in 2021
All-time low
6.7%
in 2017
Years of data
5
2017–2021
Lake water quality trophic state in Guinea, 2017–2021
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
In 2021, lake water quality trophic state in Guinea stood at 9.1%. That is the highest value across all 5 years on record.
That represents a change of up 8.1% on the previous year and up 35.4% over five years.
Guinea ranks 5th of 144 countries on this measure, in the top 10%.
Lake water quality trophic state in Guinea, year by year
| Year | % | Change |
|---|---|---|
| 2017 | 6.7% | — |
| 2018 | 7.1% | +5.5% |
| 2019 | 7.8% | +10.8% |
| 2020 | 8.4% | +7.2% |
| 2021 | 9.1% | +8.1% |
Guinea compared with similar countries
- Guinea's 9.1% is above the median for lower middle income countries, which is 0.7%, 13.4× the median. (33 countries reporting)
- Guinea's 9.1% is above the median for Sub-Saharan Africa, which is 1.2%, 7.4× the median. (35 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 7.2% | 6.7% | 7.8% | 3 |
| 2020s | 8.7% | 8.4% | 9.1% | 2 |
Countries ranked near Guinea
More environment data for Guinea
- Historical exposure to drought — Land soil moisture anomaly -2.88 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -2.87 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.285 °C (2025)
- Temperature change 1.36 °C (2025)
- Wood-based panels — Production, annual growth rate 0 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 2.66 % 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 2.27 % change on previous year (2024)
Frequently asked questions
- What is lake water quality trophic state in Guinea?
- Lake water quality trophic state in Guinea was 9.1% in 2021, according to United Nations Statistics Division, SDG Global Database.
- What is the highest lake water quality trophic state recorded in Guinea?
- The highest recorded value was 9.1% in 2021.
- What is the lowest lake water quality trophic state recorded in Guinea?
- The lowest recorded value was 6.7% in 2017.
- How does Guinea rank for lake water quality trophic state?
- Guinea ranks 5th out of 144 countries with data for 2021.
- Where does this Guinea 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).