Kolmisoppi Lake
Kolmisoppi Lake in Kaavi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.6 m visibility. Phosphorus: 96 µg/L. Chlorophyll-a (algae): 120 µg/L. Maximum depth: 23 ft.
- Clarity
- 0.6 m
- Max depth
- 7 m
Why Kolmisoppi Lake has no A–F grade
Kolmisoppi Lake in Finland is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the Finnish Environment Institute (Syke) and the ELY Centres.
Kolmisoppi Lake is a lake in Kaavi County, Finland with a maximum depth of 23 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2016-07-13. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Kolmisoppi Lake
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Very murky, less than 2 ft of visibility. Phosphorus level: 96 µg/L. Chlorophyll-a: 120 µg/L. Trophic State Index: 72.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.6 m | Not graded |
| Phosphorus | 96 µg/L | Not graded |
| Chlorophyll-a (Algae) | 120 µg/L | Not graded |
| Trophic State Index (TSI) | 72 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 7 m |
Where to stay near Kolmisoppi Lake
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Fishing Kolmisoppi Lake
Frequently asked questions about Kolmisoppi Lake
What is the water quality of Kolmisoppi Lake?
- Kolmisoppi Lake in Kaavi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.6 m visibility. Phosphorus: 96 µg/L. Chlorophyll-a (algae): 120 µg/L. Maximum depth: 23 ft.
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.
How deep is Kolmisoppi Lake?
- Kolmisoppi Lake has a maximum depth of 23 feet.
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Where this data comes from
5 measurements from 1 monitoring station, 2016. Retrieved from Syke VESLA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Finnish Environment Institute (Syke) and ELY Centres
syke-vesla5 samples · 2016
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
19036
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2016-07-13
Monitoring stations: 1