Vikträsk is a lake in Siuntio, Finland. This page reports official water-quality measurements, shown as reported.

Is Vikträsk safe to swim in?

Vikträsk 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 Vikträsk?

Vikträsk has a maximum depth of 68.9 feet.

Vikträsk

Siuntio, FinlandView map Directions

Syke publishes the water-quality measurements for Vikträsk. Here is what has been measured.

Clarity

2.3 m

Clearer than most

Secchi · sampled 2024

Phosphorus

9 µg/L

Less phosphorus than most

Measured by Syke

Chlorophyll-a

5.5 µg/L

Typical for Finland

Measured by Syke

Max depth

21 m

Bathymetric survey

69 ft max depth
Limited data

See the measurements Directions Where to stay

Vikträsk in Siuntio, Finland has official water-quality measurements, shown as reported. Water clarity: 2.3 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.5 µg/L. Maximum depth: 68.9 ft.

Loading map…

How Vikträsk is classified

Vikträsk in Finland is published with the authority's own measurements and class. The measurements here are published by the agency that samples the lake, as reported. Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).

LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.

Monitoring: the Finnish Environment Institute (Syke) and the ELY Centres.

Vikträsk is a lake in Siuntio County, Finland with a maximum depth of 69 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2024-08-15. Methodology: how these readings are compared.

What Vikträsk is good for

From access and monitoring records, not editorial picks.

Deep water68.9 ft surveyed max depth

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Vikträsk is safe to swim in today is a call for the Finnish Environment Institute (Syke) and the ELY Centres and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Get alerts for Vikträsk →

Water quality measurements for Vikträsk

These are the measurements Syke publishes for Vikträsk. More on the source.

Moderate clarity, visible to about 7.5 ft. Phosphorus 9 µg/L. Chlorophyll-a 5.5 µg/L. TSI 44.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	2.3m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	9µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	5.5µg/L	Measured, not scored The green pigment in algae — a direct measure of how much algae is in the water.
Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a.	44	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Vikträsk

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

21 m

Stays via Stay22

Stays near Vikträsk

Compare lakeside cabins, hotels, and vacation rentals near Vikträsk in Siuntio, 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 Vikträsk

Prices for Oct 2–4, 4 adults. Change dates on the map below.

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

Follow Vikträsk’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Vikträsk

→ Vikträsk fishing regulations (limits, seasons, special rules)

Frequently asked questions about Vikträsk

Where is Vikträsk?: Vikträsk is a lake in Siuntio, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Vikträsk?: Vikträsk in Siuntio, Finland has official water-quality measurements, shown as reported. Water clarity: 2.3 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.5 µg/L. Maximum depth: 68.9 ft.
Is Vikträsk safe to swim in?: Vikträsk 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 Vikträsk?: Vikträsk has a maximum depth of 68.9 feet.

Explore Vikträsk across LakeQuality

Lake Fishing Forecast

Species activity outlook by water temperature and season

More lakes in Finland

Lakes in Finland

Official water quality for lakes in Finland

Lake water quality by country

EU bathing ratings and named-lake measurements

Where this data comes from

3 measurements from 1 monitoring station, 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 Centressyke-vesla3 samples · 2024

Analytical methods

SYKE VESLA

Monitoring station identifiers (1)

50948

Authority classifications are shown as the authority published them. See where the data comes from and data sources.