Albufeira Pisao
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APA publishes the water-quality measurements for Albufeira Pisao. Here is what has been measured.
- Limited data
Albufeira Pisao in Portugal has official water-quality measurements, shown as reported. Phosphorus: 20 µg/L.
How Albufeira Pisao is classified
Albufeira Pisao in Portugal 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 phosphorus, but not water clarity and algae (chlorophyll-a).
LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.
Monitoring: the Portuguese Environment Agency (APA), via UNEP GEMS/Water.
Albufeira Pisao is a lake in Unknown County, Portugal.
Source: the Portuguese Environment Agency (APA), via UNEP GEMS/Water — not the EPA Water Quality Portal, last sampled 2023-06-20. 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 Albufeira Pisao is safe to swim in today is a call for the Portuguese Environment Agency (APA), via UNEP GEMS/Water and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Albufeira Pisao
These are the measurements APA publishes for Albufeira Pisao. More on the source.
No clarity data. Phosphorus 20 µg/L. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 20µg/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. | 47 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Frequently asked questions about Albufeira Pisao
Where is Albufeira Pisao?
- Albufeira Pisao is a lake in Portugal. This page reports official water-quality measurements, shown as reported.
What is the water quality of Albufeira Pisao?
- Albufeira Pisao in Portugal has official water-quality measurements, shown as reported. Phosphorus: 20 µg/L.
Is Albufeira Pisao safe to swim in?
- Albufeira Pisao 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
41 measurements from 1 monitoring station, 2016–2023. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- European Environment Agency
europeanenvironmentagenc41 samples · —
Analytical methods
- GEMStat OPEN / CC BY 4.0
Monitoring station identifiers (1)
PRT00086
Authority classifications are shown as the authority published them. See where the data comes from and data sources.