Where is Päijänne Lake?

Päijänne Lake is a lake in Asikkala, Finland. This page reports official water-quality measurements, shown as reported.

Is Päijänne Lake safe to swim in?

Päijänne Lake 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.

How deep is Päijänne Lake?

Päijänne Lake has a maximum depth of 252 feet.

Päijänne Lake

Asikkala, FinlandView map Directions

Syke publishes the water-quality measurements for Päijänne Lake. Here is what has been measured.

Clarity

3.2 m

Clearer than most

Secchi · sampled 2026

Phosphorus

8 µg/L

Less phosphorus than most

Measured by Syke

Chlorophyll-a

3.9 µg/L

Less algae than most

Measured by Syke

Max depth

76.8 m

Bathymetric survey

252 ft max depth
Limited data

See the measurements Directions Where to stay

Päijänne Lake in Asikkala, Finland has official water-quality measurements, shown as reported. Water clarity: 3.2 m visibility. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 3.9 µg/L. Maximum depth: 252 ft.

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How Päijänne Lake is classified

Päijänne Lake in Finland 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 Finnish Environment Institute (Syke) and the ELY Centres.

Päijänne Lake is a lake in Asikkala County, Finland with a maximum depth of 252 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2026-07-14. Methodology: how these readings are compared.

What Päijänne Lake is good for

From access and monitoring records, not editorial picks.

Clear water10.5 ft of visibility
Deep water252 ft surveyed max depth

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Päijänne Lake is safe to swim in today is a call for the Finnish Environment Institute (Syke) and the ELY Centres and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Päijänne Lake

These are the measurements Syke publishes for Päijänne Lake. More on the source.

Good clarity, visible to about 10.5 ft. Phosphorus 8 µg/L. Chlorophyll-a 3.9 µg/L. TSI 40.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	3.2m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	8µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	3.9µg/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.	40	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Päijänne Lake

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

Lake Details

Max depth

76.8 m

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Stays near Päijänne Lake

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Fishing Päijänne Lake

→ Päijänne Lake fishing regulations (limits, seasons, special rules)

Frequently asked questions about Päijänne Lake

Where is Päijänne Lake?: Päijänne Lake is a lake in Asikkala, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Päijänne Lake?: Päijänne Lake in Asikkala, Finland has official water-quality measurements, shown as reported. Water clarity: 3.2 m visibility. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 3.9 µg/L. Maximum depth: 252 ft.
Is Päijänne Lake safe to swim in?: Päijänne Lake 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.
How deep is Päijänne Lake?: Päijänne Lake has a maximum depth of 252 feet.

Explore Päijänne Lake across LakeQuality

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Species activity outlook by water temperature and season

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Where this data comes from

397 measurements from 9 monitoring stations, 2016–2026. Retrieved from Syke VESLA (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

Finnish Environment Institute (Syke) and ELY Centressyke-vesla397 samples · 2016–2026

Analytical methods

SYKE VESLA

Monitoring station identifiers (9)

56
58
59
61
70607
55624
89575
89841
89842

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