Lake bathing water · Netherlands
De Leien, Rottevalle
De Leien, Rottevalle is officially classified Sufficient for the 2025 bathing season. Not once rated Excellent in 10 classified seasons.
Classification history, 2015–2025
The EU Bathing Water Directive classifies each designated bathing water once a year from four seasons of E. coli and intestinal enterococci samples. One season is a snapshot; the run below is the pattern.
| Season | Official classification |
|---|---|
| 2025 | Sufficient |
| 2024 | Sufficient |
| 2023 | Sufficient |
| 2022 | Sufficient |
| 2021 | Poor |
| 2020 | Not classified |
| 2019 | Poor |
| 2018 | Poor |
| 2017 | Poor |
| 2016 | Poor |
| 2015 | Sufficient |
What this rating covers
This is the official classification published by Netherlands under the EU Bathing Water Directive (2006/7/EC). It reflects measured bacteriological levels — E. coli and intestinal enterococci — over four bathing seasons. It is not a safety clearance, and it does not cover algal blooms, nutrients, water clarity or hazards such as currents and depth. Conditions change after heavy rain. Always check local signage and the operator’s current notices before entering the water.
Official national bathing water profile for De Leien, Rottevalle
Other bathing waters near De Leien, Rottevalle
- Recreatiestrand Skûlenboarch, Drogeham · Excellent
- Swimplak Eastermar, Eastermar · Good
- Swimplak Blauwhoek, Jistrum · Excellent
- Dagrecreatieterrein Klein Zwitserland, Sumar · Sufficient
- Smeliester Sân, Smalle Ee · Excellent
- Strandheem, Opende · Excellent
- Zwemplaats Earnewâld, Earnewâld · Good
- Watermolen, Opende · Excellent