Valkeinen Lake
Valkeinen Lake in Keuruu, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.3 m visibility. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 3 µg/L. Maximum depth: 22.3 ft.
- Clarity
- 4.3 m
- Max depth
- 6.8 m
Why Valkeinen Lake has no A–F grade
Valkeinen 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.
Valkeinen Lake is a lake in Keuruu County, Finland with a maximum depth of 22 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-09-01. 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 Valkeinen Lake
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Good clarity, visible to about 13.9 ft. Phosphorus level: 11 µg/L. Chlorophyll-a: 3 µg/L. Trophic State Index: 40.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.25 m | Not graded |
| Phosphorus | 11 µg/L | Not graded |
| Chlorophyll-a (Algae) | 3 µg/L | Not graded |
| Trophic State Index (TSI) | 40 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 6.8 m |
Where to stay near Valkeinen Lake
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Fishing Valkeinen Lake
Frequently asked questions about Valkeinen Lake
What is the water quality of Valkeinen Lake?
- Valkeinen Lake in Keuruu, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.3 m visibility. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 3 µg/L. Maximum depth: 22.3 ft.
Is Valkeinen Lake safe to swim in?
- Valkeinen 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 Valkeinen Lake?
- Valkeinen Lake has a maximum depth of 22.3 feet.
Explore Valkeinen Lake across LakeGrade
More lakes in Finland
Where this data comes from
5 measurements from 1 monitoring station, 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-vesla5 samples · 2020
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
26241
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: 2020-09-01
Monitoring stations: 1