Krawno
LW30211, PolandView mapDirections
GIOŚ publishes the water-quality measurements for Krawno. Here is what has been measured.
- Limited data
Krawno in LW30211, Poland has official water-quality measurements, shown as reported. Water clarity: 0.9 m visibility. Phosphorus: 30.5 µg/L. Chlorophyll-a (algae): 28.4 µg/L.
How Krawno is classified
Krawno in Poland 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, phosphorus 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 Chief Inspectorate of Environmental Protection (Główny Inspektorat Ochrony Środowiska).
Krawno is a lake in LW30211 County, Poland.
Source: the Chief Inspectorate of Environmental Protection (Główny Inspektorat Ochrony Środowiska) — not the EPA Water Quality Portal, last sampled 2025-10-24. 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 Krawno is safe to swim in today is a call for the Chief Inspectorate of Environmental Protection (Główny Inspektorat Ochrony Środowiska) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Krawno
These are the measurements GIOŚ publishes for Krawno. More on the source.
Very murky, less than 2.8 ft of visibility. Phosphorus 30.5 µg/L. Chlorophyll-a 28.4 µg/L. TSI 60.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 0.86m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 30.5µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 28.4µg/L | Measured, not scored 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. | 60 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Frequently asked questions about Krawno
Where is Krawno?
- Krawno is a lake in LW30211, Poland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Krawno?
- Krawno in LW30211, Poland has official water-quality measurements, shown as reported. Water clarity: 0.9 m visibility. Phosphorus: 30.5 µg/L. Chlorophyll-a (algae): 28.4 µg/L.
Is Krawno safe to swim in?
- Krawno 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
12 measurements from 1 monitoring station, 2025. Retrieved from GIOŚ lake monitoring (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Główny Inspektorat Ochrony Środowiska
gios-pjwp12 samples · —
Analytical methods
- GIOŚ PJWP lake monitoring
Monitoring station identifiers (1)
PL01S0302_0174
Authority classifications are shown as the authority published them. See where the data comes from and data sources.