Where is Etang de Carcans Hourtin?

Etang de Carcans Hourtin is a lake in France. This page reports official water-quality measurements, shown as reported.

Is Etang de Carcans Hourtin safe to swim in?

Etang de Carcans Hourtin 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.

Etang de Carcans Hourtin

FranceView map Directions

Eau France publishes the water-quality measurements for Etang de Carcans Hourtin. Here is what has been measured.

Phosphorus

20 µg/L

Typical for France

Measured by Eau France

Limited data

See the measurements Directions Where to stay

Etang de Carcans Hourtin in France has official water-quality measurements, shown as reported. Phosphorus: 20 µg/L.

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How Etang de Carcans Hourtin is classified

Etang de Carcans Hourtin 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 phosphorus, but not water clarity 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.

Etang de Carcans Hourtin is a lake in Unknown County, France.

Source: the French water agencies, via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2023-07-27. 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 Etang de Carcans Hourtin 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 Etang de Carcans Hourtin

These are the measurements Eau France publishes for Etang de Carcans Hourtin. More on the source.

No clarity data. Phosphorus 20 µg/L. TSI 47.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)		No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	20µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)		No reading 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.	47	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Etang de Carcans Hourtin

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Stays near Etang de Carcans Hourtin

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Fishing Etang de Carcans Hourtin

→ Etang de Carcans Hourtin fishing regulations (limits, seasons, special rules)

Frequently asked questions about Etang de Carcans Hourtin

Where is Etang de Carcans Hourtin?: Etang de Carcans Hourtin is a lake in France. This page reports official water-quality measurements, shown as reported.
What is the water quality of Etang de Carcans Hourtin?: Etang de Carcans Hourtin in France has official water-quality measurements, shown as reported. Phosphorus: 20 µg/L.
Is Etang de Carcans Hourtin safe to swim in?: Etang de Carcans Hourtin 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 Etang de Carcans Hourtin across LakeQuality

Lake Fishing Forecast

Species activity outlook by water temperature and season

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Lakes in France

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EU bathing ratings and named-lake measurements

Where this data comes from

7 measurements from 1 monitoring station, 2017–2023. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

European Environment Agencyeuropeanenvironmentagenc7 samples · —

Analytical methods

GEMStat OPEN / CC BY 4.0

Monitoring station identifiers (1)

FRA01036

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