Etang de Marcenay
Etang de Marcenay in Côte-d'Or, France has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.7 m visibility. Chlorophyll-a (algae): 4 µg/L.
- Clarity
- 1.7 m
Why Etang de Marcenay has no A–F grade
Etang de Marcenay 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 water clarity and algae (chlorophyll-a), but not phosphorus.
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 Marcenay is a lake in Côte-d'Or County, France.
Source: the French water agencies, via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2025-09-23. 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 Marcenay
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Murky, only visible to about 5.6 ft. Chlorophyll-a: 4 µg/L. Trophic State Index: 48.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.7 m | Not graded |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | 4 µg/L | Not graded |
| Trophic State Index (TSI) | 48 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Etang de Marcenay
Compare lakeside cabins, hotels, and vacation rentals near Etang de Marcenay in Côte-d'Or, France — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Etang de Marcenay
Frequently asked questions about Etang de Marcenay
What is the water quality of Etang de Marcenay?
- Etang de Marcenay in Côte-d'Or, France has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.7 m visibility. Chlorophyll-a (algae): 4 µg/L.
Is Etang de Marcenay safe to swim in?
- Etang de Marcenay 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
19 measurements from 1 monitoring station, 2019–2025. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-20.
Collected and reported by
- Office français de la biodiversité (Hub'Eau)
hubeau-fr19 samples · —
Analytical methods
- Hub'Eau / Naïades plans d'eau
Monitoring station identifiers (1)
F0225103
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See how grades are calculated and data sources.