Valkjärvi Vitsjön
Valkjärvi Vitsjön in Askola, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.8 m visibility. Phosphorus: 22 µg/L. Chlorophyll-a (algae): 10 µg/L. Maximum depth: 42.7 ft.
- Clarity
- 1.8 m
- Max depth
- 13 m
Why Valkjärvi Vitsjön has no A–F grade
Valkjärvi Vitsjön 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.
Valkjärvi Vitsjön is a lake in Askola County, Finland with a maximum depth of 43 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2024-10-07. 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 Valkjärvi Vitsjön
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Murky, only visible to about 5.9 ft. Phosphorus level: 22 µg/L. Chlorophyll-a: 10 µg/L. Trophic State Index: 51.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.8 m | Not graded |
| Phosphorus | 22 µg/L | Not graded |
| Chlorophyll-a (Algae) | 10 µg/L | Not graded |
| Trophic State Index (TSI) | 51 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 13 m |
Where to stay near Valkjärvi Vitsjön
Compare lakeside cabins, hotels, and vacation rentals near Valkjärvi Vitsjön in Askola, 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 Valkjärvi Vitsjön
Frequently asked questions about Valkjärvi Vitsjön
What is the water quality of Valkjärvi Vitsjön?
- Valkjärvi Vitsjön in Askola, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.8 m visibility. Phosphorus: 22 µg/L. Chlorophyll-a (algae): 10 µg/L. Maximum depth: 42.7 ft.
Is Valkjärvi Vitsjön safe to swim in?
- Valkjärvi Vitsjön 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 Valkjärvi Vitsjön?
- Valkjärvi Vitsjön has a maximum depth of 42.7 feet.
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Where this data comes from
35 measurements from 2 monitoring stations, 2018–2024. 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-vesla35 samples · 2018–2024
Analytical methods
- SYKE VESLA
Monitoring station identifiers (2)
37767802
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: 2024-10-07
Monitoring stations: 2