Niedzięgiel
Niedzięgiel in LW10409, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.5 m visibility. Phosphorus: 29.5 µg/L.
- Clarity
- 4.5 m
Why Niedzięgiel has no A–F grade
Niedzięgiel 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 and phosphorus, but not 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).
Niedzięgiel is a lake in LW10409 County, Poland.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2026-06-17. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Niedzięgiel
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Good clarity, visible to about 14.8 ft. Phosphorus level: 29.5 µg/L. Trophic State Index: 46.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.5 m | Not graded |
| Phosphorus | 29.5 µg/L | Not graded |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 46 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Niedzięgiel
Compare lakeside cabins, hotels, and vacation rentals near Niedzięgiel in LW10409, 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 Niedzięgiel
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Fishing Niedzięgiel
Frequently asked questions about Niedzięgiel
What is the water quality of Niedzięgiel?
- Niedzięgiel in LW10409, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.5 m visibility. Phosphorus: 29.5 µg/L.
Is Niedzięgiel safe to swim in?
- Niedzięgiel 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
4 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 Środowiska
gios-pjwp4 samples · —
Analytical methods
- GIOŚ PJWP lake monitoring
Monitoring station identifiers (1)
PL02S0502_2219
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: 2026-06-17
Monitoring stations: 1