Invaso di Corbara
Terni, ItalyView mapDirections
ARPA publishes the water-quality measurements for Invaso di Corbara. Here is what has been measured.
- Limited data
Invaso di Corbara in Terni, Italy has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 60 µg/L.
How Invaso di Corbara is classified
Invaso di Corbara 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).
Invaso di Corbara is a lake in Terni 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 2024-12-11. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Invaso di Corbara 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 Invaso di Corbara
These are the measurements ARPA publishes for Invaso di Corbara. More on the source.
Very murky, less than 3.3 ft of visibility. Phosphorus 60 µg/L. TSI 62.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1m | 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. | 62 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Frequently asked questions about Invaso di Corbara
Where is Invaso di Corbara?
- Invaso di Corbara is a lake in Terni, Italy. This page reports official water-quality measurements, shown as reported.
What is the water quality of Invaso di Corbara?
- Invaso di Corbara in Terni, Italy has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 60 µg/L.
Is Invaso di Corbara safe to swim in?
- Invaso di Corbara 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
104 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-umb104 samples · 2016–2024
Analytical methods
- ARPA Umbria lake monitoring
Monitoring station identifiers (1)
CRB1
Authority classifications are shown as the authority published them. See where the data comes from and data sources.