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LakeQuality

Vähäjärvi

Eura, FinlandView mapDirections

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

Clarity
1 m
Typical for Finland
Secchi · sampled 2023
Phosphorus
31.5 µg/L
More phosphorus than most
Measured by Syke
Chlorophyll-a
11 µg/L
Typical for Finland
Measured by Syke
Max depth
2.8 m
Bathymetric survey
  • 9 ft max depth
  • Limited data

Vähäjärvi in Eura, Finland has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 31.5 µg/L. Chlorophyll-a (algae): 11 µg/L. Maximum depth: 9.2 ft.

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How Vähäjärvi is classified

Vähäjärvi 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.

Vähäjärvi is a lake in Eura County, Finland with a maximum depth of 9 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2023-07-17. 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 Vähäjärvi 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 Vähäjärvi

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

Very murky, less than 3.3 ft of visibility. Phosphorus 31.5 µg/L. Chlorophyll-a 11 µg/L. TSI 56.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus31.5µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)11µg/LMeasured, 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.56Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Vähäjärvi

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

Lake Details

Max depth

2.8 m

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Frequently asked questions about Vähäjärvi

Where is Vähäjärvi?

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

What is the water quality of Vähäjärvi?

Vähäjärvi in Eura, Finland has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 31.5 µg/L. Chlorophyll-a (algae): 11 µg/L. Maximum depth: 9.2 ft.

Measurements on this page ↑

Is Vähäjärvi safe to swim in?

Vähäjärvi 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.

Swimming on this page ↑

How deep is Vähäjärvi?

Vähäjärvi has a maximum depth of 9.2 feet.

Where this data comes from

10 measurements from 1 monitoring station, 2019–2023. 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-vesla10 samples · 2019–2023

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (1)
  • 6405

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