Leinonen Lake
Leinonen Lake in Liperi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.8 m visibility. Phosphorus: 4.5 µg/L. Chlorophyll-a (algae): 2.8 µg/L. Maximum depth: 83.7 ft.
- Clarity
- 4.8 m
- Max depth
- 25.5 m
Why Leinonen Lake has no A–F grade
Leinonen 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.
Leinonen Lake is a lake in Liperi County, Finland with a maximum depth of 84 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-09-15. 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 Leinonen Lake
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Crystal clear, you can see 15.6 ft down. Phosphorus level: 4.5 µg/L. Chlorophyll-a: 2.8 µg/L. Trophic State Index: 35.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.75 m | Not graded |
| Phosphorus | 4.5 µg/L | Not graded |
| Chlorophyll-a (Algae) | 2.8 µg/L | Not graded |
| Trophic State Index (TSI) | 35 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 25.5 m |
Where to stay near Leinonen Lake
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Fishing Leinonen Lake
Frequently asked questions about Leinonen Lake
What is the water quality of Leinonen Lake?
- Leinonen Lake in Liperi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.8 m visibility. Phosphorus: 4.5 µg/L. Chlorophyll-a (algae): 2.8 µg/L. Maximum depth: 83.7 ft.
Is Leinonen Lake safe to swim in?
- Leinonen 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 Leinonen Lake?
- Leinonen Lake has a maximum depth of 83.7 feet.
Explore Leinonen Lake across LakeGrade
More lakes in Finland
Where this data comes from
6 measurements from 2 monitoring stations, 2020. 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-vesla6 samples · 2020
Analytical methods
- SYKE VESLA
Monitoring station identifiers (2)
2255543507
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: 2020-09-15
Monitoring stations: 2