Where is Lac de Peyralade?

Lac de Peyralade is a lake in Tarn-et-Garonne, France. This page reports official water-quality measurements, shown as reported.

Is Lac de Peyralade safe to swim in?

Lac de Peyralade 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 de Peyralade

Tarn-et-Garonne, FranceView map Directions

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

Clarity

2 m

Typical for France

Secchi · sampled 2023

Phosphorus

12 µg/L

Less phosphorus than most

Measured by Eau France

Chlorophyll-a

1.9 µg/L

Less algae than most

Measured by Eau France

Limited data

See the measurements Directions Where to stay

Lac de Peyralade in Tarn-et-Garonne, France has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 12 µg/L. Chlorophyll-a (algae): 1.9 µg/L.

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How Lac de Peyralade is classified

Lac de Peyralade 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 Peyralade is a lake in Tarn-et-Garonne County, France.

Source: the French water agencies, via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2023-10-11. 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 Peyralade 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 Peyralade

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

Murky, only visible to about 6.4 ft. Phosphorus 12 µg/L. Chlorophyll-a 1.9 µg/L. TSI 42.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	1.95m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	12µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	1.9µg/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.	42	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

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Stays near Lac de Peyralade

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Fishing Lac de Peyralade

→ Lac de Peyralade fishing regulations (limits, seasons, special rules)

Frequently asked questions about Lac de Peyralade

Where is Lac de Peyralade?: Lac de Peyralade is a lake in Tarn-et-Garonne, France. This page reports official water-quality measurements, shown as reported.
What is the water quality of Lac de Peyralade?: Lac de Peyralade in Tarn-et-Garonne, France has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 12 µg/L. Chlorophyll-a (algae): 1.9 µg/L.
Is Lac de Peyralade safe to swim in?: Lac de Peyralade 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

58 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-fr58 samples · —

Analytical methods

Hub'Eau / Naïades plans d'eau

Monitoring station identifiers (1)

O6185093

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