Etang de Lacanau
Etang de Lacanau in Unknown, France has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 20 µg/L.
Why Etang de Lacanau has no A–F grade
Etang de Lacanau in France is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded phosphorus, but not water clarity and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the French water agencies, via UNEP GEMS/Water.
Etang de Lacanau is a lake in Unknown County, France.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2023-06-08. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Etang de Lacanau
These readings exist but do not meet the evidence bar for an A–F grade — see why.
No clarity data. Phosphorus level: 20 µg/L. Trophic State Index: 47.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 20 µg/L | Not graded |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 47 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Etang de Lacanau
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Fishing Etang de Lacanau
Frequently asked questions about Etang de Lacanau
What is the water quality of Etang de Lacanau?
- Etang de Lacanau in Unknown, France has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 20 µg/L.
Is Etang de Lacanau safe to swim in?
- Etang de Lacanau has official nutrient and clarity measurements, not a bacteria swim class and not a safety clearance. Algal blooms, currents, and depth are not covered. Always check local notices before swimming.
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Where this data comes from
6 measurements from 1 monitoring station, 2017–2023. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- European Environment Agency
europeanenvironmentagenc6 samples · —
Analytical methods
- GEMStat OPEN / CC BY 4.0
Monitoring station identifiers (1)
FRA01037
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2023-06-08
Monitoring stations: 1