Where is Raudanjärvi?

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

Is Raudanjärvi safe to swim in?

Raudanjärvi 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 Raudanjärvi?

Raudanjärvi has a maximum depth of 17.1 feet.

Raudanjärvi

Pihtipudas, FinlandView map Directions

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

Clarity

0.6 m

Murkier than most

Secchi · sampled 2023

Phosphorus

23 µg/L

Typical for Finland

Measured by Syke

Chlorophyll-a

12 µg/L

Typical for Finland

Measured by Syke

Max depth

5.2 m

Bathymetric survey

17 ft max depth
Limited data

See the measurements Directions Where to stay

Raudanjärvi in Pihtipudas, Finland has official water-quality measurements, shown as reported. Water clarity: 0.6 m visibility. Phosphorus: 23 µg/L. Chlorophyll-a (algae): 12 µg/L. Maximum depth: 17.1 ft.

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How Raudanjärvi is classified

Raudanjärvi 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.

Raudanjärvi is a lake in Pihtipudas County, Finland with a maximum depth of 17 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2023-08-07. 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 Raudanjärvi 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 Raudanjärvi

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

Very murky, less than 2 ft of visibility. Phosphorus 23 µg/L. Chlorophyll-a 12 µg/L. TSI 57.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	0.6m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	23µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	12µg/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.	57	Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Raudanjärvi

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

Lake Details

Max depth

5.2 m

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Fishing Raudanjärvi

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

Frequently asked questions about Raudanjärvi

Where is Raudanjärvi?: Raudanjärvi is a lake in Pihtipudas, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Raudanjärvi?: Raudanjärvi in Pihtipudas, Finland has official water-quality measurements, shown as reported. Water clarity: 0.6 m visibility. Phosphorus: 23 µg/L. Chlorophyll-a (algae): 12 µg/L. Maximum depth: 17.1 ft.
Is Raudanjärvi safe to swim in?: Raudanjärvi 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 Raudanjärvi?: Raudanjärvi has a maximum depth of 17.1 feet.

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Where this data comes from

8 measurements from 1 monitoring station, 2023. 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 · 2023

Analytical methods

SYKE VESLA

Monitoring station identifiers (1)

40250

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