Where is Lago di Corlo?

Lago di Corlo is a lake in Belluno, Italy. This page reports official water-quality measurements, shown as reported.

Is Lago di Corlo safe to swim in?

Lago di Corlo 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.

Lago di Corlo

Belluno, ItalyView map Directions

ARPA publishes the water-quality measurements for Lago di Corlo. Here is what has been measured.

Clarity

3.4 m

Typical for Italy

Secchi · sampled 2025

Phosphorus

9 µg/L

Typical for Italy

Measured by ARPA

Chlorophyll-a

5 µg/L

Measured by ARPA

Limited data

See the measurements Directions Where to stay

Lago di Corlo in Belluno, Italy has official water-quality measurements, shown as reported. Water clarity: 3.4 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5 µg/L.

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How Lago di Corlo is classified

Lago di Corlo in Italy 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 regional environmental agencies (ARPA Lombardia, ARPA Veneto, Arpae Emilia-Romagna, and ARPA Umbria).

Lago di Corlo is a lake in Belluno County, Italy.

Source: the regional environmental agencies (ARPA Lombardia, ARPA Veneto, Arpae Emilia-Romagna, and ARPA Umbria) — not the EPA Water Quality Portal, last sampled 2025-11-18. Methodology: how these readings are compared.

What Lago di Corlo is good for

From access and monitoring records, not editorial picks.

Clear water11 ft of visibility

Swimming conditions

No reading

Limited data

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

Whether Lago di Corlo is safe to swim in today is a call for the regional environmental agencies (ARPA Lombardia, ARPA Veneto, Arpae Emilia-Romagna, and ARPA Umbria) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Lago di Corlo

These are the measurements ARPA publishes for Lago di Corlo. More on the source.

Good clarity, visible to about 11 ft. Phosphorus 9 µg/L. Chlorophyll-a 5 µg/L. TSI 42.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	3.35m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	9µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	5µg/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

Ask about Lago di Corlo

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

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Stays near Lago di Corlo

Compare lakeside cabins, hotels, and vacation rentals near Lago di Corlo in Belluno, Italy — 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.

Top-rated places to stay near Lago di Corlo

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Fishing Lago di Corlo

→ Lago di Corlo fishing regulations (limits, seasons, special rules)

Frequently asked questions about Lago di Corlo

Where is Lago di Corlo?: Lago di Corlo is a lake in Belluno, Italy. This page reports official water-quality measurements, shown as reported.
What is the water quality of Lago di Corlo?: Lago di Corlo in Belluno, Italy has official water-quality measurements, shown as reported. Water clarity: 3.4 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5 µg/L.
Is Lago di Corlo safe to swim in?: Lago di Corlo 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

154 measurements from 1 monitoring station, 2016–2025. Retrieved from Italian regional ARPA lake monitoring (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

ARPA Veneto (ARPAV)arpa-ven154 samples · 2016–2025

Analytical methods

ARPA Veneto lake monitoring

Monitoring station identifiers (1)

365

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