Where is Lac D'Esparron?

Lac D'Esparron is a lake in Haute-Garonne, France. This page reports official water-quality measurements, shown as reported.

Is Lac D'Esparron safe to swim in?

Lac D'Esparron 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.

Lac D'Esparron

Haute-Garonne, FranceView map Directions

Eau France publishes the water-quality measurements for Lac D'Esparron. Here is what has been measured.

Clarity

0.8 m

Murkier than most

Secchi · sampled 2023

Phosphorus

30.5 µg/L

Typical for France

Measured by Eau France

Chlorophyll-a

6.7 µg/L

Typical for France

Measured by Eau France

Limited data

See the measurements Directions Where to stay

Lac D'Esparron in Haute-Garonne, France has official water-quality measurements, shown as reported. Water clarity: 0.8 m visibility. Phosphorus: 30.5 µg/L. Chlorophyll-a (algae): 6.7 µg/L.

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How Lac D'Esparron is classified

Lac D'Esparron 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 D'Esparron is a lake in Haute-Garonne County, France.

Source: the French water agencies, via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2023-10-17. 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 D'Esparron 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 D'Esparron

These are the measurements Eau France publishes for Lac D'Esparron. More on the source.

Very murky, less than 2.7 ft of visibility. Phosphorus 30.5 µg/L. Chlorophyll-a 6.7 µg/L. TSI 55.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	0.83m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	30.5µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	6.7µg/L	Measured, 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.	55	Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Lac D'Esparron

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

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Stays near Lac D'Esparron

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Fishing Lac D'Esparron

→ Lac D'Esparron fishing regulations (limits, seasons, special rules)

Frequently asked questions about Lac D'Esparron

Where is Lac D'Esparron?: Lac D'Esparron is a lake in Haute-Garonne, France. This page reports official water-quality measurements, shown as reported.
What is the water quality of Lac D'Esparron?: Lac D'Esparron in Haute-Garonne, France has official water-quality measurements, shown as reported. Water clarity: 0.8 m visibility. Phosphorus: 30.5 µg/L. Chlorophyll-a (algae): 6.7 µg/L.
Is Lac D'Esparron safe to swim in?: Lac D'Esparron 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

52 measurements from 1 monitoring station, 2017–2023. 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-fr52 samples · —

Analytical methods

Hub'Eau / Naïades plans d'eau

Monitoring station identifiers (1)

O0945503

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