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LakeQuality

Gålisjön Kolijärvi

Raasepori, FinlandView mapDirections

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

Clarity
1.4 m
Typical for Finland
Secchi · sampled 2025
Phosphorus
21 µg/L
Typical for Finland
Measured by Syke
Chlorophyll-a
8.2 µg/L
Typical for Finland
Measured by Syke
Max depth
3.3 m
Bathymetric survey
  • 11 ft max depth
  • Limited data

Gålisjön Kolijärvi in Raasepori, Finland has official water-quality measurements, shown as reported. Water clarity: 1.4 m visibility. Phosphorus: 21 µg/L. Chlorophyll-a (algae): 8.2 µg/L. Maximum depth: 10.8 ft.

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How Gålisjön Kolijärvi is classified

Gålisjön Kolijärvi 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.

Gålisjön Kolijärvi is a lake in Raasepori County, Finland with a maximum depth of 11 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2025-08-27. 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 Gålisjön Kolijärvi 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 Gålisjön Kolijärvi

These are the measurements Syke publishes for Gålisjön Kolijärvi. More on the source.

Murky, only visible to about 4.4 ft. Phosphorus 21 µg/L. Chlorophyll-a 8.2 µg/L. TSI 52.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1.35mMeasured, not scored

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

Total phosphorus21µg/LMeasured, not scored

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

Chlorophyll-a (algae)8.2µg/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.52Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Gålisjön Kolijärvi

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

Lake Details

Max depth

3.3 m

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Fishing Gålisjön Kolijärvi

Frequently asked questions about Gålisjön Kolijärvi

Where is Gålisjön Kolijärvi?

Gålisjön Kolijärvi is a lake in Raasepori, Finland. This page reports official water-quality measurements, shown as reported.

What is the water quality of Gålisjön Kolijärvi?

Gålisjön Kolijärvi in Raasepori, Finland has official water-quality measurements, shown as reported. Water clarity: 1.4 m visibility. Phosphorus: 21 µg/L. Chlorophyll-a (algae): 8.2 µg/L. Maximum depth: 10.8 ft.

Measurements on this page ↑

Is Gålisjön Kolijärvi safe to swim in?

Gålisjön Kolijärvi 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 Gålisjön Kolijärvi?

Gålisjön Kolijärvi has a maximum depth of 10.8 feet.

Where this data comes from

22 measurements from 1 monitoring station, 2017–2025. 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-vesla22 samples · 2017–2025

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (1)
  • 3823

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