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LakeQuality

Krasne

NR
Not yet rated
3 m clear · Eutrophic
Limited DataEutrophic

Krasne in LW30691, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 3 m visibility. Phosphorus: 36 µg/L. Chlorophyll-a (algae): 8.4 µg/L.

Clarity
3 m
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Why Krasne has no A–F grade

Krasne in Poland is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).

A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.

Monitoring: the Chief Inspectorate of Environmental Protection (Główny Inspektorat Ochrony Środowiska).

Krasne is a lake in LW30691 County, Poland.

Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2026-06-29. Grade methodology: LakeGrade methodology.

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Swimming Safety

Not rated

Limited data

Not rated for swimming — there is not enough monitoring data to judge this lake

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Water quality measurements for Krasne

These readings exist but do not meet the evidence bar for an A–F grade — see why.

Moderate clarity, visible to about 9.8 ft. Phosphorus level: 36 µg/L. Chlorophyll-a: 8.4 µg/L. Trophic State Index: 50.

MetricValueGrade
Water Clarity (Secchi Depth)3 mNot graded
Phosphorus36 µg/LNot graded
Chlorophyll-a (Algae)8.4 µg/LNot graded
Trophic State Index (TSI)50Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Krasne

Compare lakeside cabins, hotels, and vacation rentals near Krasne in LW30691, Poland — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Krasne

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Fishing Krasne

Frequently asked questions about Krasne

What is the water quality of Krasne?

Krasne in LW30691, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 3 m visibility. Phosphorus: 36 µg/L. Chlorophyll-a (algae): 8.4 µg/L.

Is Krasne safe to swim in?

Krasne 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.

Where this data comes from

5 measurements from 1 monitoring station, 2026. Retrieved from GIOŚ lake monitoring (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • Główny Inspektorat Ochrony Środowiskagios-pjwp5 samples ·

Analytical methods

  • GIOŚ PJWP lake monitoring
Monitoring station identifiers (1)
  • PL01S1102_0654

Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.

Data Sources

Water quality data from the EPA Water Quality Portal

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion

Most recent sample: 2026-06-29

Monitoring stations: 1

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