Bathing sites with excellent water quality in Switzerland
Switzerland: Bathing sites with excellent water quality was 84.4% in 2025. ▲ Rising
Bathing sites with excellent water quality in Switzerland, 2009–2025
Source: European Environment Agency (2026) – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for bathing sites with excellent water quality in Switzerland is 84.4%, measured in 2025. That is the highest value across all 17 years on record.
The figure is up 1.5% on the previous year and up 67.2% over ten years.
Over the whole period, bathing sites with excellent water quality in Switzerland peaked at 84.4% in 2025 and was at its lowest, 10.1%, in 2012.
That places Switzerland 11th out of 27 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently rising across the 17 years of available data.
Bathing sites with excellent water quality in Switzerland, year by year
| Year | % | Change |
|---|---|---|
| 2009 | 84.0% | — |
| 2010 | 65.6% | -21.9% |
| 2011 | 37.2% | -43.3% |
| 2012 | 10.1% | -72.7% |
| 2013 | 73.1% | +619.8% |
| 2014 | 61.0% | -16.6% |
| 2015 | 50.5% | -17.2% |
| 2016 | 62.8% | +24.4% |
| 2017 | 61.1% | -2.7% |
| 2018 | 75.0% | +22.8% |
| 2019 | 82.1% | +9.4% |
| 2020 | 72.0% | -12.3% |
| 2021 | 82.5% | +14.7% |
| 2022 | 78.1% | -5.4% |
| 2023 | 74.5% | -4.6% |
| 2024 | 83.1% | +11.6% |
| 2025 | 84.4% | +1.5% |
Switzerland compared with similar countries
- Switzerland's 84.4% is above the median for Europe & Central Asia, which is 80.0%, 1.1× the median. (27 countries reporting)
- Switzerland's 84.4% is above the median for high income countries, which is 80.4%, 1.0× the median. (26 countries reporting)
Biggest year-on-year movements
Years where Bathing sites with excellent water quality in Switzerland changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2013 | +619.8% | 10.1% | 73.1% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 84.0% | 84.0% | 84.0% | 1 |
| 2010s | 57.8% | 10.1% | 82.1% | 10 |
| 2020s | 79.1% | 72.0% | 84.4% | 6 |
Countries ranked near Switzerland
More environment data for Switzerland
- Historical exposure to drought — Land soil moisture anomaly -0.2925 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -0.4333 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.458 °C (2025)
- Temperature change 2.33 °C (2025)
- Wood-based panels — Production, annual growth rate 11.97 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 0.2741 % 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 0.0914 % change on previous year (2024)
Frequently asked questions
- What is bathing sites with excellent water quality in Switzerland?
- Bathing sites with excellent water quality in Switzerland was 84.4% in 2025, according to European Environment Agency (2026) – with major processing by Our World in Data.
- What is the highest bathing sites with excellent water quality recorded in Switzerland?
- The highest recorded value was 84.4% in 2025.
- What is the lowest bathing sites with excellent water quality recorded in Switzerland?
- The lowest recorded value was 10.1% in 2012.
- How does Switzerland rank for bathing sites with excellent water quality?
- Switzerland ranks 11th out of 27 countries with data for 2025.
- Is bathing sites with excellent water quality rising or falling in Switzerland?
- Over the last ten years it is up 67.2%. The long-run trend across the full record is rising.
- Where does this Switzerland data come from?
- The figures come from European Environment Agency (2026) – with major processing by Our World in Data, published as part of Bathing sites with excellent water quality. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 17 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Share of bathing water sites in lakes or rivers that are of excellent quality. This means contamination levels of certain bacteria are below a strict threshold.