Lac de Tazenat
Lac de Tazenat in Puy-de-Dôme, France has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 7.1 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 2.1 µg/L.
- Clarity
- 7.1 m
Why Lac de Tazenat has no A–F grade
Lac de Tazenat 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, phosphorus 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.
Lac de Tazenat is a lake in Puy-de-Dôme County, France.
Source: the French water agencies, via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2023-10-11. 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 Lac de Tazenat
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Crystal clear, you can see 23.4 ft down. Phosphorus level: 10 µg/L. Chlorophyll-a: 2.1 µg/L. Trophic State Index: 36.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.13 m | Not graded |
| Phosphorus | 10 µg/L | Not graded |
| Chlorophyll-a (Algae) | 2.1 µg/L | Not graded |
| Trophic State Index (TSI) | 36 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Lac de Tazenat
Compare lakeside cabins, hotels, and vacation rentals near Lac de Tazenat in Puy-de-Dôme, 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 Lac de Tazenat
Frequently asked questions about Lac de Tazenat
What is the water quality of Lac de Tazenat?
- Lac de Tazenat in Puy-de-Dôme, France has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 7.1 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 2.1 µg/L.
Is Lac de Tazenat safe to swim in?
- Lac de Tazenat 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.
Explore Lac de Tazenat across LakeGrade
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Where this data comes from
27 measurements from 1 monitoring station, 2019–2023. 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-fr27 samples · —
Analytical methods
- Hub'Eau / Naïades plans d'eau
Monitoring station identifiers (1)
K275520
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See how grades are calculated and data sources.