Lago di Varese
Varese, ItalyView mapDirections
ARPA publishes the water-quality measurements for Lago di Varese. Here is what has been measured.
- Limited data
Lago di Varese in Varese, Italy has official water-quality measurements, shown as reported. Water clarity: 3.8 m visibility. Phosphorus: 27 µg/L.
How Lago di Varese is classified
Lago di Varese 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 and phosphorus, but not 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 Varese is a lake in Varese 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 2021-12-14. Methodology: how these readings are compared.
What Lago di Varese is good for
From access and monitoring records, not editorial picks.
- Clear water12.5 ft of visibility
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lago di Varese 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.
Water quality measurements for Lago di Varese
These are the measurements ARPA publishes for Lago di Varese. More on the source.
Good clarity, visible to about 12.5 ft. Phosphorus 27 µg/L. TSI 46.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3.8m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 27µg/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. | 46 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Answers come straight from the public measurements and survey records on this page.
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Frequently asked questions about Lago di Varese
Where is Lago di Varese?
- Lago di Varese is a lake in Varese, Italy. This page reports official water-quality measurements, shown as reported.
What is the water quality of Lago di Varese?
- Lago di Varese in Varese, Italy has official water-quality measurements, shown as reported. Water clarity: 3.8 m visibility. Phosphorus: 27 µg/L.
Is Lago di Varese safe to swim in?
- Lago di Varese 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
74 measurements from 1 monitoring station, 2018–2021. Retrieved from Italian regional ARPA lake monitoring (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- ARPA Lombardia
arpa-lom74 samples · 2018–2021
Analytical methods
- ARPA Lombardia lake monitoring
Monitoring station identifiers (1)
POTIVALN1lo1
Authority classifications are shown as the authority published them. See where the data comes from and data sources.