Where is Długie Wigierskie?

Długie Wigierskie is a lake in LW30619, Poland. This page reports official water-quality measurements, shown as reported.

Is Długie Wigierskie safe to swim in?

Długie Wigierskie 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.

Długie Wigierskie

LW30619, PolandView map Directions

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

Clarity

2.3 m

Typical for Poland

Secchi · sampled 2026

Phosphorus

33 µg/L

Typical for Poland

Measured by GIOŚ

Chlorophyll-a

5.3 µg/L

Less algae than most

Measured by GIOŚ

Limited data

See the measurements Directions Where to stay

Długie Wigierskie in LW30619, Poland has official water-quality measurements, shown as reported. Water clarity: 2.3 m visibility. Phosphorus: 33 µg/L. Chlorophyll-a (algae): 5.3 µg/L.

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How Długie Wigierskie is classified

Długie Wigierskie 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).

Długie Wigierskie is a lake in LW30619 County, Poland.

Source: the Chief Inspectorate of Environmental Protection (Główny Inspektorat Ochrony Środowiska) — not the EPA Water Quality Portal, last sampled 2026-06-23. 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 Długie Wigierskie 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 Długie Wigierskie

These are the measurements GIOŚ publishes for Długie Wigierskie. More on the source.

Moderate clarity, visible to about 7.4 ft. Phosphorus 33 µg/L. Chlorophyll-a 5.3 µg/L. TSI 50.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	2.25m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	33µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	5.3µg/L	Measured, 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.	50	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Długie Wigierskie

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

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Stays near Długie Wigierskie

Compare lakeside cabins, hotels, and vacation rentals near Długie Wigierskie in LW30619, 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.

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Fishing Długie Wigierskie

→ Długie Wigierskie fishing regulations (limits, seasons, special rules)

Frequently asked questions about Długie Wigierskie

Where is Długie Wigierskie?: Długie Wigierskie is a lake in LW30619, Poland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Długie Wigierskie?: Długie Wigierskie in LW30619, Poland has official water-quality measurements, shown as reported. Water clarity: 2.3 m visibility. Phosphorus: 33 µg/L. Chlorophyll-a (algae): 5.3 µg/L.
Is Długie Wigierskie safe to swim in?: Długie Wigierskie 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

60 measurements from 1 monitoring station, 2024–2026. Retrieved from GIOŚ lake monitoring (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

Główny Inspektorat Ochrony Środowiskagios-pjwp60 samples · —

Analytical methods

GIOŚ PJWP lake monitoring

Monitoring station identifiers (1)

PL07S0802_0001

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