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LakeQuality

Omulew

NR
Not yet rated
0.9 m clear · Eutrophic
Limited DataEutrophic

Omulew in LW30281, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.9 m visibility. Phosphorus: 52 µg/L. Chlorophyll-a (algae): 45.5 µg/L.

Clarity
0.9 m
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Why Omulew has no A–F grade

Omulew 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).

Omulew is a lake in LW30281 County, Poland.

Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2025-10-02. 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 Omulew

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

Very murky, less than 3 ft of visibility. Phosphorus level: 52 µg/L. Chlorophyll-a: 45.5 µg/L. Trophic State Index: 64.

MetricValueGrade
Water Clarity (Secchi Depth)0.9 mNot graded
Phosphorus52 µg/LNot graded
Chlorophyll-a (Algae)45.5 µg/LNot graded
Trophic State Index (TSI)64Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Omulew

Compare lakeside cabins, hotels, and vacation rentals near Omulew in LW30281, 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 Omulew

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Fishing Omulew

Frequently asked questions about Omulew

What is the water quality of Omulew?

Omulew in LW30281, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.9 m visibility. Phosphorus: 52 µg/L. Chlorophyll-a (algae): 45.5 µg/L.

Is Omulew safe to swim in?

Omulew 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

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_3110

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: 2025-10-02

Monitoring stations: 1

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