Where is Vähä Ruuhijärvi?

Vähä Ruuhijärvi is a lake in Hämeenlinna, Finland. This page reports official water-quality measurements, shown as reported.

Is Vähä Ruuhijärvi safe to swim in?

Vähä Ruuhijärvi 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 Vähä Ruuhijärvi?

Vähä Ruuhijärvi has a maximum depth of 24.9 feet.

Vähä Ruuhijärvi

Hämeenlinna, FinlandView map Directions

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

Phosphorus

120 µg/L

More phosphorus than most

Measured by Syke

Max depth

7.6 m

Bathymetric survey

25 ft max depth
Limited data

See the measurements Directions Where to stay

Vähä Ruuhijärvi in Hämeenlinna, Finland has official water-quality measurements, shown as reported. Phosphorus: 120 µg/L. Maximum depth: 24.9 ft.

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How Vähä Ruuhijärvi is classified

Vähä Ruuhijärvi 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 phosphorus, but not water clarity 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.

Vähä Ruuhijärvi is a lake in Hämeenlinna County, Finland with a maximum depth of 25 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2020-05-04. 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 Vähä Ruuhijärvi 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 Vähä Ruuhijärvi

These are the measurements Syke publishes for Vähä Ruuhijärvi. More on the source.

No clarity data. Phosphorus 120 µg/L. TSI 73.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)		No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	120µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)		No reading 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.	73	Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic

Very high nutrients, dense algae, poor clarity

Ask about Vähä Ruuhijärvi

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

Lake Details

Max depth

7.6 m

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Stays near Vähä Ruuhijärvi

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Fishing Vähä Ruuhijärvi

→ Vähä Ruuhijärvi fishing regulations (limits, seasons, special rules)

Frequently asked questions about Vähä Ruuhijärvi

Where is Vähä Ruuhijärvi?: Vähä Ruuhijärvi is a lake in Hämeenlinna, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Vähä Ruuhijärvi?: Vähä Ruuhijärvi in Hämeenlinna, Finland has official water-quality measurements, shown as reported. Phosphorus: 120 µg/L. Maximum depth: 24.9 ft.
Is Vähä Ruuhijärvi safe to swim in?: Vähä Ruuhijärvi 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 Vähä Ruuhijärvi?: Vähä Ruuhijärvi has a maximum depth of 24.9 feet.

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Where this data comes from

1 measurement from 1 monitoring station, 2020. 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-vesla1 sample · 2020

Analytical methods

SYKE VESLA

Monitoring station identifiers (1)

60677

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