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Grande Plage — Saint-Jean-de-Luz
Water quality
Monitoring of the Ostreopsis micro-algae: samples, history and reports.
Concentration trends
Logarithmic scale. Zero values and "below detection threshold" values cannot be plotted on this scale (see the full table below). Dark red dots indicate a beach closure.
Approved testimonials
3- 🏊 Swimming (30 min to 1 h) on 13/07/2026 · symptoms on 13/07/2026🔴 Severe👃 Throat / nose irritation🫁 Breathing difficulty
- 🏊 Swimming (30 min to 1 h) on 13/07/2026 · symptoms on 13/07/2026🟠 Moderate❓ Other
- 🏊 Swimming (30 min to 1 h) on 09/07/2026 · symptoms on 09/07/2026🔴 Severe🫁 Breathing difficulty😷 Cough
Testimonials are anonymous and shown after moderation. Correlation does not imply causation.
Full sampling history
| Sample | Result | Cells/L | siamensis | ovata | Temp. | Status |
|---|
The beach
Tides, daylight and practical information — unrelated to water quality.
Practical information
Plage de sable fin entretenue. Située en centre ville. Restaurations à proximité (glaces, bars, restaurants, vente à emporter). Baignade surveillée l'été.(Description available in French only.)
🛟 Lifeguarded swimming· 11:00–19:30Sand1080 m of beach♿ Limited wheelchair access
Nearby
🅿️ Car park🚻 Toilets🚿 Showers🚰 Drinking water🍽️ Food and drink🏄 Surf school
View this beach on OpenStreetMap — General information © OpenStreetMap contributors (ODbL)
Data sources
- Official samples: Communauté d'Agglomération Pays Basque (CAPB) — the only ones used for status and closures.
- Tides: Open-Meteo forecasts (indicative).
- General beach information: OpenStreetMap contributors (ODbL) — may be incomplete or out of date.