Invaso di Arezzo
Invaso di Arezzo in Perugia, Italy has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 3 m visibility. Phosphorus: 10 µg/L.
- Clarity
- 3 m
Why Invaso di Arezzo has no A–F grade
Invaso di Arezzo 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 and phosphorus, but not 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).
Invaso di Arezzo is a lake in Perugia County, Italy.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2024-11-18. 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 Invaso di Arezzo
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Moderate clarity, visible to about 9.8 ft. Phosphorus level: 10 µg/L. Trophic State Index: 41.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3 m | Not graded |
| Phosphorus | 10 µg/L | Not graded |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 41 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Invaso di Arezzo
Compare lakeside cabins, hotels, and vacation rentals near Invaso di Arezzo in Perugia, 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 Invaso di Arezzo
Frequently asked questions about Invaso di Arezzo
What is the water quality of Invaso di Arezzo?
- Invaso di Arezzo in Perugia, Italy has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 3 m visibility. Phosphorus: 10 µg/L.
Is Invaso di Arezzo safe to swim in?
- Invaso di Arezzo 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
86 measurements from 1 monitoring station, 2016–2024. Retrieved from Italian regional ARPA lake monitoring (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- ARPA Umbria
arpa-umb86 samples · 2016–2024
Analytical methods
- ARPA Umbria lake monitoring
Monitoring station identifiers (1)
ARE1
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: 2024-11-18
Monitoring stations: 1