Sedraneckie
Sedraneckie in LW30043, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 3.1 m visibility.
- Clarity
- 3.1 m
Why Sedraneckie has no A–F grade
Sedraneckie 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, but not 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).
Sedraneckie is a lake in LW30043 County, Poland.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2026-06-01. Grade methodology: LakeGrade methodology.
Watch Sedraneckie water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Sedraneckie
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Good clarity, visible to about 10.2 ft. Trophic State Index: 44.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.1 m | Not graded |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 44 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Sedraneckie
Compare lakeside cabins, hotels, and vacation rentals near Sedraneckie in LW30043, 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 Sedraneckie
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Fishing Sedraneckie
Frequently asked questions about Sedraneckie
What is the water quality of Sedraneckie?
- Sedraneckie in LW30043, Poland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 3.1 m visibility.
Is Sedraneckie safe to swim in?
- Sedraneckie 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.
Explore Sedraneckie across LakeGrade
More lakes in Poland
Where this data comes from
2 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-pjwp2 samples · —
Analytical methods
- GIOŚ PJWP lake monitoring
Monitoring station identifiers (1)
PL01S0302_3921
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: 2026-06-01
Monitoring stations: 1