Pikkujärvi Lillsjön
Pikkujärvi Lillsjön in Lohja, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.8 m visibility. Phosphorus: 43 µg/L. Chlorophyll-a (algae): 125 µg/L. Maximum depth: 7.9 ft.
- Clarity
- 0.8 m
- Max depth
- 2.4 m
Why Pikkujärvi Lillsjön has no A–F grade
Pikkujärvi Lillsjön 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.
Pikkujärvi Lillsjön is a lake in Lohja County, Finland with a maximum depth of 8 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2025-02-17. 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 Pikkujärvi Lillsjön
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Very murky, less than 2.6 ft of visibility. Phosphorus level: 43 µg/L. Chlorophyll-a: 125 µg/L. Trophic State Index: 67.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.8 m | Not graded |
| Phosphorus | 43 µg/L | Not graded |
| Chlorophyll-a (Algae) | 125 µg/L | Not graded |
| Trophic State Index (TSI) | 67 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 2.4 m |
Where to stay near Pikkujärvi Lillsjön
Compare lakeside cabins, hotels, and vacation rentals near Pikkujärvi Lillsjön in Lohja, 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 Pikkujärvi Lillsjön
Frequently asked questions about Pikkujärvi Lillsjön
What is the water quality of Pikkujärvi Lillsjön?
- Pikkujärvi Lillsjön in Lohja, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 0.8 m visibility. Phosphorus: 43 µg/L. Chlorophyll-a (algae): 125 µg/L. Maximum depth: 7.9 ft.
Is Pikkujärvi Lillsjön safe to swim in?
- Pikkujärvi Lillsjön 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 Pikkujärvi Lillsjön?
- Pikkujärvi Lillsjön has a maximum depth of 7.9 feet.
Explore Pikkujärvi Lillsjön across LakeGrade
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Where this data comes from
52 measurements from 2 monitoring stations, 2016–2025. 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-vesla52 samples · 2016–2025
Analytical methods
- SYKE VESLA
Monitoring station identifiers (2)
4937789673
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: 2025-02-17
Monitoring stations: 2