Where is Palude di Colfiorito?

Palude di Colfiorito is a lake in Perugia, Italy. This page reports official water-quality measurements, shown as reported.

Is Palude di Colfiorito safe to swim in?

Palude di Colfiorito 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.

Palude di Colfiorito

Perugia, ItalyView map Directions

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

Clarity

0.5 m

Murkier than most

Secchi · sampled 2024

Phosphorus

60 µg/L

More phosphorus than most

Measured by ARPA

Limited data

See the measurements Directions Where to stay

Palude di Colfiorito in Perugia, Italy has official water-quality measurements, shown as reported. Water clarity: 0.5 m visibility. Phosphorus: 60 µg/L.

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How Palude di Colfiorito is classified

Palude di Colfiorito 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).

Palude di Colfiorito is a lake in Perugia 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 2024-11-18. 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 Palude di Colfiorito 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 Palude di Colfiorito

These are the measurements ARPA publishes for Palude di Colfiorito. More on the source.

Very murky, less than 1.6 ft of visibility. Phosphorus 60 µg/L. TSI 67.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	0.5m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	60µg/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.	67	Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

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

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Fishing Palude di Colfiorito

→ Palude di Colfiorito fishing regulations (limits, seasons, special rules)

Frequently asked questions about Palude di Colfiorito

Where is Palude di Colfiorito?: Palude di Colfiorito is a lake in Perugia, Italy. This page reports official water-quality measurements, shown as reported.
What is the water quality of Palude di Colfiorito?: Palude di Colfiorito in Perugia, Italy has official water-quality measurements, shown as reported. Water clarity: 0.5 m visibility. Phosphorus: 60 µg/L.
Is Palude di Colfiorito safe to swim in?: Palude di Colfiorito 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

89 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 Umbriaarpa-umb89 samples · 2016–2024

Analytical methods

ARPA Umbria lake monitoring

Monitoring station identifiers (1)

CLF1

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