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LakeQuality

Pikku-Kolasin Lake

NR
Not yet rated
Mesotrophic
Limited DataMesotrophic

Pikku-Kolasin Lake in Salo, Finland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 5.2 µg/L. Maximum depth: 42.3 ft.

Max depth
12.9 m
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Why Pikku-Kolasin Lake has no A–F grade

Pikku-Kolasin 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 phosphorus and algae (chlorophyll-a), but not water clarity.

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.

Pikku-Kolasin Lake is a lake in Salo County, Finland with a maximum depth of 42 feet.

Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-09-03. Grade methodology: LakeGrade methodology.

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Swimming Safety

Not rated

Limited data

Not rated for swimming — there is not enough monitoring data to judge this lake

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Water quality measurements for Pikku-Kolasin Lake

These readings exist but do not meet the evidence bar for an A–F grade — see why.

No clarity data. Phosphorus level: 11 µg/L. Chlorophyll-a: 5.2 µg/L. Trophic State Index: 43.

MetricValueGrade
Water Clarity (Secchi Depth)No recent samples
Phosphorus11 µg/LNot graded
Chlorophyll-a (Algae)5.2 µg/LNot graded
Trophic State Index (TSI)43Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth12.9 m

Where to stay near Pikku-Kolasin Lake

Compare lakeside cabins, hotels, and vacation rentals near Pikku-Kolasin Lake in Salo, 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 Pikku-Kolasin Lake

Frequently asked questions about Pikku-Kolasin Lake

What is the water quality of Pikku-Kolasin Lake?

Pikku-Kolasin Lake in Salo, Finland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 5.2 µg/L. Maximum depth: 42.3 ft.

Is Pikku-Kolasin Lake safe to swim in?

Pikku-Kolasin 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 Pikku-Kolasin Lake?

Pikku-Kolasin Lake has a maximum depth of 42.3 feet.

Where this data comes from

2 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 Centressyke-vesla2 samples · 2020

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (1)
  • 6159

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: 2020-09-03

Monitoring stations: 1

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