Lac D'Aubert
Lac D'Aubert in Hautes-Pyrénées, France has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 7.9 m visibility. Chlorophyll-a (algae): 1 µg/L.
- Clarity
- 7.9 m
Why Lac D'Aubert has no A–F grade
Lac D'Aubert 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.
Lac D'Aubert is a lake in Hautes-Pyrénées County, France.
Source: the French water agencies, via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2021-10-19. 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 D'Aubert
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Crystal clear, you can see 25.8 ft down. Chlorophyll-a: 1 µg/L. Trophic State Index: 30.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.85 m | Not graded |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | 1 µg/L | Not graded |
| Trophic State Index (TSI) | 30 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Lac D'Aubert
Compare lakeside cabins, hotels, and vacation rentals near Lac D'Aubert in Hautes-Pyrénées, 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 D'Aubert
Frequently asked questions about Lac D'Aubert
What is the water quality of Lac D'Aubert?
- Lac D'Aubert in Hautes-Pyrénées, France has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 7.9 m visibility. Chlorophyll-a (algae): 1 µg/L.
Is Lac D'Aubert safe to swim in?
- Lac D'Aubert 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 D'Aubert across LakeGrade
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Where this data comes from
32 measurements from 1 monitoring station, 2018–2021. 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-fr32 samples · —
Analytical methods
- Hub'Eau / Naïades plans d'eau
Monitoring station identifiers (1)
O0115113
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See how grades are calculated and data sources.