Where is Hämeenjärvi?

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

Is Hämeenjärvi safe to swim in?

Hämeenjärvi 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 Hämeenjärvi?

Hämeenjärvi has a maximum depth of 55.8 feet.

Hämeenjärvi

Mikkeli, FinlandView map Directions

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

Clarity

3.5 m

Clearer than most

Secchi · sampled 2023

Phosphorus

4 µg/L

Less phosphorus than most

Measured by Syke

Chlorophyll-a

2 µg/L

Less algae than most

Measured by Syke

Max depth

17 m

Bathymetric survey

56 ft max depth
Limited data

See the measurements Directions Where to stay

Hämeenjärvi in Mikkeli, Finland has official water-quality measurements, shown as reported. Water clarity: 3.5 m visibility. Phosphorus: 4 µg/L. Chlorophyll-a (algae): 2 µg/L. Maximum depth: 55.8 ft.

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How Hämeenjärvi is classified

Hämeenjärvi 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.

Hämeenjärvi is a lake in Mikkeli County, Finland with a maximum depth of 56 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2023-11-02. Methodology: how these readings are compared.

What Hämeenjärvi is good for

From access and monitoring records, not editorial picks.

Clear water11.3 ft of visibility
Deep water55.8 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 Hämeenjärvi 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 Hämeenjärvi

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

Good clarity, visible to about 11.3 ft. Phosphorus 4 µg/L. Chlorophyll-a 2 µg/L. TSI 35.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	3.45m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	4µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	2µg/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.	35	Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Low nutrients, clear water. No reading is a swimming clearance.

Ask about Hämeenjärvi

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

Lake Details

Max depth

17 m

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Fishing Hämeenjärvi

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

Frequently asked questions about Hämeenjärvi

Where is Hämeenjärvi?: Hämeenjärvi is a lake in Mikkeli, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Hämeenjärvi?: Hämeenjärvi in Mikkeli, Finland has official water-quality measurements, shown as reported. Water clarity: 3.5 m visibility. Phosphorus: 4 µg/L. Chlorophyll-a (algae): 2 µg/L. Maximum depth: 55.8 ft.
Is Hämeenjärvi safe to swim in?: Hämeenjärvi 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 Hämeenjärvi?: Hämeenjärvi has a maximum depth of 55.8 feet.

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Where this data comes from

10 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-vesla10 samples · 2023

Analytical methods

SYKE VESLA

Monitoring station identifiers (1)

10773

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