Polvijärvi
Polvijärvi in Savonlinna, Finland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 9 µg/L. Maximum depth: 13.1 ft.
- Max depth
- 4 m
Why Polvijärvi has no A–F grade
Polvijärvi 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 phosphorus, but not water clarity 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.
Polvijärvi is a lake in Savonlinna County, Finland with a maximum depth of 13 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2021-12-20. 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 Polvijärvi
These readings exist but do not meet the evidence bar for an A–F grade — see why.
No clarity data. Phosphorus level: 9 µg/L. Trophic State Index: 36.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 9 µg/L | Not graded |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 36 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 4 m |
Where to stay near Polvijärvi
Compare lakeside cabins, hotels, and vacation rentals near Polvijärvi in Savonlinna, 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.
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Fishing Polvijärvi
Frequently asked questions about Polvijärvi
What is the water quality of Polvijärvi?
- Polvijärvi in Savonlinna, Finland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 9 µg/L. Maximum depth: 13.1 ft.
Is Polvijärvi safe to swim in?
- Polvijärvi 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 Polvijärvi?
- Polvijärvi has a maximum depth of 13.1 feet.
Explore Polvijärvi across LakeGrade
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Where this data comes from
1 measurement from 1 monitoring station, 2021. 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-vesla1 sample · 2021
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
55100
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: 2021-12-20
Monitoring stations: 1