Skip to main content
LakeQuality

Puontpyölinjärvi Frankböleträsket

NR
Not yet rated
1.5 m clear · Eutrophic
Limited DataEutrophic

Puontpyölinjärvi Frankböleträsket in Raasepori, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.5 m visibility. Phosphorus: 19 µg/L. Chlorophyll-a (algae): 6.7 µg/L. Maximum depth: 35.4 ft.

Clarity
1.5 m
Max depth
10.8 m
Loading map…

Why Puontpyölinjärvi Frankböleträsket has no A–F grade

Puontpyölinjärvi Frankböleträsket 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.

Puontpyölinjärvi Frankböleträsket is a lake in Raasepori County, Finland with a maximum depth of 35 feet.

Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2026-07-21. Grade methodology: LakeGrade methodology.

Watch Puontpyölinjärvi Frankböleträsket water quality

Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.

Swimming Safety

Not rated

Limited data

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

Get alerts for Puontpyölinjärvi Frankböleträsket

Water quality measurements for Puontpyölinjärvi Frankböleträsket

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

Murky, only visible to about 4.9 ft. Phosphorus level: 19 µg/L. Chlorophyll-a: 6.7 µg/L. Trophic State Index: 50.

MetricValueGrade
Water Clarity (Secchi Depth)1.5 mNot graded
Phosphorus19 µg/LNot graded
Chlorophyll-a (Algae)6.7 µg/LNot graded
Trophic State Index (TSI)50Eutrophic

High nutrients, frequent algae, reduced clarity

Lake Details

CharacteristicValue
Maximum Depth10.8 m

Where to stay near Puontpyölinjärvi Frankböleträsket

Compare lakeside cabins, hotels, and vacation rentals near Puontpyölinjärvi Frankböleträsket in Raasepori, 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.

Top-rated places to stay near Puontpyölinjärvi Frankböleträsket

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Fishing Puontpyölinjärvi Frankböleträsket

Frequently asked questions about Puontpyölinjärvi Frankböleträsket

What is the water quality of Puontpyölinjärvi Frankböleträsket?

Puontpyölinjärvi Frankböleträsket in Raasepori, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.5 m visibility. Phosphorus: 19 µg/L. Chlorophyll-a (algae): 6.7 µg/L. Maximum depth: 35.4 ft.

Is Puontpyölinjärvi Frankböleträsket safe to swim in?

Puontpyölinjärvi Frankböleträsket 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 Puontpyölinjärvi Frankböleträsket?

Puontpyölinjärvi Frankböleträsket has a maximum depth of 35.4 feet.

Explore Puontpyölinjärvi Frankböleträsket across LakeGrade

Where this data comes from

21 measurements from 1 monitoring station, 2018–2026. 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-vesla21 samples · 2018–2026

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (1)
  • 65930

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: 2026-07-21

Monitoring stations: 1

Where to stay near Puontpyölinjärvi Frankböleträsket →