Where is Pynnänjärvi?

Pynnänjärvi is a lake in Urjala, Finland. This page reports official water-quality measurements, shown as reported.

Is Pynnänjärvi safe to swim in?

Pynnänjärvi 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 Pynnänjärvi?

Pynnänjärvi has a maximum depth of 3.3 feet.

Pynnänjärvi

Urjala, FinlandView map Directions

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

Clarity

0.5 m

Murkier than most

Secchi · sampled 2018

Phosphorus

38 µg/L

More phosphorus than most

Measured by Syke

Chlorophyll-a

13.8 µg/L

Typical for Finland

Measured by Syke

Max depth

1 m

Bathymetric survey

3 ft max depth
Limited data

See the measurements Directions Where to stay

Pynnänjärvi in Urjala, Finland has official water-quality measurements, shown as reported. Water clarity: 0.5 m visibility. Phosphorus: 38 µg/L. Chlorophyll-a (algae): 13.8 µg/L. Maximum depth: 3.3 ft.

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How Pynnänjärvi is classified

Pynnänjärvi 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.

Pynnänjärvi is a lake in Urjala County, Finland with a maximum depth of 3 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2018-10-18. 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 Pynnänjärvi 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 Pynnänjärvi

These are the measurements Syke publishes for Pynnänjärvi. More on the source.

Very murky, less than 1.6 ft of visibility. Phosphorus 38 µg/L. Chlorophyll-a 13.8 µg/L. TSI 61.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	0.5m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	38µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	13.8µg/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.	61	Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Pynnänjärvi

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

Lake Details

Max depth

1 m

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Fishing Pynnänjärvi

→ Pynnänjärvi fishing regulations (limits, seasons, special rules)

Frequently asked questions about Pynnänjärvi

Where is Pynnänjärvi?: Pynnänjärvi is a lake in Urjala, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Pynnänjärvi?: Pynnänjärvi in Urjala, Finland has official water-quality measurements, shown as reported. Water clarity: 0.5 m visibility. Phosphorus: 38 µg/L. Chlorophyll-a (algae): 13.8 µg/L. Maximum depth: 3.3 ft.
Is Pynnänjärvi safe to swim in?: Pynnänjärvi 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 Pynnänjärvi?: Pynnänjärvi has a maximum depth of 3.3 feet.

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Where this data comes from

8 measurements from 1 monitoring station, 2018. 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-vesla8 samples · 2018

Analytical methods

SYKE VESLA

Monitoring station identifiers (1)

43485

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