Lago di Alleghe
Lago di Alleghe in Belluno, Italy has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.4 m visibility. Phosphorus: 9.5 µg/L. Chlorophyll-a (algae): 2 µg/L.
- Clarity
- 1.4 m
Why Lago di Alleghe has no A–F grade
Lago di Alleghe in Italy is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the regional environmental agencies (ARPA Lombardia, ARPA Veneto, Arpae Emilia-Romagna, and ARPA Umbria).
Lago di Alleghe is a lake in Belluno County, Italy.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2025-11-26. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Lago di Alleghe
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Murky, only visible to about 4.6 ft. Phosphorus level: 9.5 µg/L. Chlorophyll-a: 2 µg/L. Trophic State Index: 43.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.4 m | Not graded |
| Phosphorus | 9.5 µg/L | Not graded |
| Chlorophyll-a (Algae) | 2 µg/L | Not graded |
| Trophic State Index (TSI) | 43 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Lago di Alleghe
Compare lakeside cabins, hotels, and vacation rentals near Lago di Alleghe 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.
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Fishing Lago di Alleghe
Frequently asked questions about Lago di Alleghe
What is the water quality of Lago di Alleghe?
- Lago di Alleghe in Belluno, Italy has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.4 m visibility. Phosphorus: 9.5 µg/L. Chlorophyll-a (algae): 2 µg/L.
Is Lago di Alleghe safe to swim in?
- Lago di Alleghe 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
150 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-ven150 samples · 2016–2025
Analytical methods
- ARPA Veneto lake monitoring
Monitoring station identifiers (1)
373
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2025-11-26
Monitoring stations: 1