Skip to main content
LakeQuality

Kolmisoppi Lake

Sotkamo, FinlandView mapDirections

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

Clarity
0.7 m
Murkier than most
Secchi · sampled 2026
Phosphorus
12 µg/L
Typical for Finland
Measured by Syke
Chlorophyll-a
4 µg/L
Less algae than most
Measured by Syke
Max depth
13.7 m
Bathymetric survey
  • 45 ft max depth
  • Limited data

Kolmisoppi Lake in Sotkamo, Finland has official water-quality measurements, shown as reported. Water clarity: 0.7 m visibility. Phosphorus: 12 µg/L. Chlorophyll-a (algae): 4 µg/L. Maximum depth: 44.9 ft.

Loading map…

How Kolmisoppi Lake is classified

Kolmisoppi Lake 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.

Kolmisoppi Lake is a lake in Sotkamo County, Finland with a maximum depth of 45 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2026-07-28. Methodology: how these readings are compared.

What Kolmisoppi Lake is good for

From access and monitoring records, not editorial picks.

  • Deep water44.9 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 Kolmisoppi Lake 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.

Get alerts for Kolmisoppi Lake →

Water quality measurements for Kolmisoppi Lake

These are the measurements Syke publishes for Kolmisoppi Lake. More on the source.

Very murky, less than 2.3 ft of visibility. Phosphorus 12 µg/L. Chlorophyll-a 4 µg/L. TSI 50.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)0.7mMeasured, not scored

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

Total phosphorus12µg/LMeasured, not scored

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

Chlorophyll-a (algae)4µg/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.50Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Kolmisoppi Lake

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

Lake Details

Max depth

13.7 m

Stays via Stay22

Stays near Kolmisoppi Lake

Compare lakeside cabins, hotels, and vacation rentals near Kolmisoppi Lake in Sotkamo, Finland — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Kolmisoppi Lake

Prices for Oct 2–4, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Follow Kolmisoppi Lake’s readings

Email me when new measurements post for this lake. Updates stay free.


Or email

Fishing Kolmisoppi Lake

Frequently asked questions about Kolmisoppi Lake

Where is Kolmisoppi Lake?

Kolmisoppi Lake is a lake in Sotkamo, Finland. This page reports official water-quality measurements, shown as reported.

What is the water quality of Kolmisoppi Lake?

Kolmisoppi Lake in Sotkamo, Finland has official water-quality measurements, shown as reported. Water clarity: 0.7 m visibility. Phosphorus: 12 µg/L. Chlorophyll-a (algae): 4 µg/L. Maximum depth: 44.9 ft.

Measurements on this page ↑

Is Kolmisoppi Lake safe to swim in?

Kolmisoppi Lake 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 Kolmisoppi Lake?

Kolmisoppi Lake has a maximum depth of 44.9 feet.

Where this data comes from

143 measurements from 1 monitoring station, 2016–2026. 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-vesla143 samples · 2016–2026

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (1)
  • 34538

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