Pieni-Peranka Lake
Pieni-Peranka Lake in Suomussalmi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.4 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 2.2 µg/L. Maximum depth: 6.2 ft.
- Clarity
- 1.4 m
- Max depth
- 1.9 m
Why Pieni-Peranka Lake has no A–F grade
Pieni-Peranka 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.
Pieni-Peranka Lake is a lake in Suomussalmi County, Finland with a maximum depth of 6 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2026-06-25. 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 Pieni-Peranka Lake
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Murky, only visible to about 4.6 ft. Phosphorus level: 10 µg/L. Chlorophyll-a: 2.2 µg/L. Trophic State Index: 44.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.4 m | Not graded |
| Phosphorus | 10 µg/L | Not graded |
| Chlorophyll-a (Algae) | 2.2 µg/L | Not graded |
| Trophic State Index (TSI) | 44 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 1.9 m |
Where to stay near Pieni-Peranka Lake
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Fishing Pieni-Peranka Lake
Frequently asked questions about Pieni-Peranka Lake
What is the water quality of Pieni-Peranka Lake?
- Pieni-Peranka Lake in Suomussalmi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.4 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 2.2 µg/L. Maximum depth: 6.2 ft.
Is Pieni-Peranka Lake safe to swim in?
- Pieni-Peranka 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 Pieni-Peranka Lake?
- Pieni-Peranka Lake has a maximum depth of 6.2 feet.
Explore Pieni-Peranka Lake across LakeGrade
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Where this data comes from
14 measurements from 1 monitoring station, 2020–2026. Retrieved from Syke VESLA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Finnish Environment Institute (Syke) and ELY Centres
syke-vesla14 samples · 2020–2026
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
33136
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: 2026-06-25
Monitoring stations: 1