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LakeQuality

Lac de Tolerme

Lot, FranceView mapDirections

Eau France publishes the water-quality measurements for Lac de Tolerme. Here is what has been measured.

Clarity
1.2 m
Typical for France
Secchi · sampled 2022
Phosphorus
29.5 µg/L
Typical for France
Measured by Eau France
Chlorophyll-a
13.5 µg/L
More algae than most
Measured by Eau France
  • Limited data

Lac de Tolerme in Lot, France has official water-quality measurements, shown as reported. Water clarity: 1.2 m visibility. Phosphorus: 29.5 µg/L. Chlorophyll-a (algae): 13.5 µg/L.

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How Lac de Tolerme is classified

Lac de Tolerme in France is published with the authority's own measurements and class. The measurements here are published by the agency that samples the lake, as reported. Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).

LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.

Monitoring: the French water agencies, via UNEP GEMS/Water.

Lac de Tolerme is a lake in Lot County, France.

Source: the French water agencies, via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2022-09-13. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Lac de Tolerme is safe to swim in today is a call for the French water agencies, via UNEP GEMS/Water and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Lac de Tolerme

These are the measurements Eau France publishes for Lac de Tolerme. More on the source.

Murky, only visible to about 3.9 ft. Phosphorus 29.5 µg/L. Chlorophyll-a 13.5 µg/L. TSI 55.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1.2mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus29.5µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)13.5µg/LMeasured, not scored

The green pigment in algae — a direct measure of how much algae is in the water.

Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a.55Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Lac de Tolerme

Answers come straight from the public measurements and survey records on this page.

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Stays near Lac de Tolerme

Compare lakeside cabins, hotels, and vacation rentals near Lac de Tolerme in Lot, 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 Tolerme

Frequently asked questions about Lac de Tolerme

Where is Lac de Tolerme?

Lac de Tolerme is a lake in Lot, France. This page reports official water-quality measurements, shown as reported.

What is the water quality of Lac de Tolerme?

Lac de Tolerme in Lot, France has official water-quality measurements, shown as reported. Water clarity: 1.2 m visibility. Phosphorus: 29.5 µg/L. Chlorophyll-a (algae): 13.5 µg/L.

Measurements on this page ↑

Is Lac de Tolerme safe to swim in?

Lac de Tolerme 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.

Swimming on this page ↑

Where this data comes from

59 measurements from 1 monitoring station, 2016–2022. 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-fr59 samples · —

Analytical methods

  • Hub'Eau / Naïades plans d'eau
Monitoring station identifiers (1)
  • P2035003

Authority classifications are shown as the authority published them. See where the data comes from and data sources.