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LakeQuality

Czarne

LW30288, PolandView mapDirections

GIOŚ publishes the water-quality measurements for Czarne. Here is what has been measured.

Clarity
0.8 m
Murkier than most
Secchi · sampled 2025
Phosphorus
100 µg/L
More phosphorus than most
Measured by GIOŚ
Chlorophyll-a
75.5 µg/L
More algae than most
Measured by GIOŚ
  • Limited data

Czarne in LW30288, Poland has official water-quality measurements, shown as reported. Water clarity: 0.8 m visibility. Phosphorus: 100 µg/L. Chlorophyll-a (algae): 75.5 µg/L.

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How Czarne is classified

Czarne 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).

Czarne is a lake in LW30288 County, Poland.

Source: the Chief Inspectorate of Environmental Protection (Główny Inspektorat Ochrony Środowiska) — not the EPA Water Quality Portal, last sampled 2025-10-01. 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 Czarne 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.

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Water quality measurements for Czarne

These are the measurements GIOŚ publishes for Czarne. More on the source.

Very murky, less than 2.5 ft of visibility. Phosphorus 100 µg/L. Chlorophyll-a 75.5 µg/L. TSI 69.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)0.76mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus100µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)75.5µg/LMeasured, 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.69Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Czarne

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

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Stays near Czarne

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Fishing Czarne

Frequently asked questions about Czarne

Where is Czarne?

Czarne is a lake in LW30288, Poland. This page reports official water-quality measurements, shown as reported.

What is the water quality of Czarne?

Czarne in LW30288, Poland has official water-quality measurements, shown as reported. Water clarity: 0.8 m visibility. Phosphorus: 100 µg/L. Chlorophyll-a (algae): 75.5 µg/L.

Measurements on this page ↑

Is Czarne safe to swim in?

Czarne 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.

Swimming on this page ↑

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 Środowiskagios-pjwp12 samples · —

Analytical methods

  • GIOŚ PJWP lake monitoring
Monitoring station identifiers (1)
  • PL01S0302_0200

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