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LakeQuality

Keski-Keitele Lake

Viitasaari, FinlandView mapDirections

Syke publishes the water-quality measurements for Keski-Keitele Lake. Here is what has been measured.

Clarity
2.6 m
Clearer than most
Secchi · sampled 2025
Phosphorus
10 µg/L
Typical for Finland
Measured by Syke
Chlorophyll-a
4.6 µg/L
Typical for Finland
Measured by Syke
Max depth
28 m
Bathymetric survey
  • 92 ft max depth
  • Limited data

Keski-Keitele Lake in Viitasaari, Finland has official water-quality measurements, shown as reported. Water clarity: 2.6 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 4.6 µg/L. Maximum depth: 91.9 ft.

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How Keski-Keitele Lake is classified

Keski-Keitele Lake 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.

Keski-Keitele Lake is a lake in Viitasaari County, Finland with a maximum depth of 92 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2025-10-15. Methodology: how these readings are compared.

What Keski-Keitele Lake is good for

From access and monitoring records, not editorial picks.

  • Deep water91.9 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 Keski-Keitele Lake 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.

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Water quality measurements for Keski-Keitele Lake

These are the measurements Syke publishes for Keski-Keitele Lake. More on the source.

Moderate clarity, visible to about 8.5 ft. Phosphorus 10 µg/L. Chlorophyll-a 4.6 µg/L. TSI 43.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)2.6mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus10µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)4.6µg/LMeasured, 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.43Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Keski-Keitele Lake

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

Lake Details

Max depth

28 m

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Stays near Keski-Keitele Lake

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Fishing Keski-Keitele Lake

Frequently asked questions about Keski-Keitele Lake

Where is Keski-Keitele Lake?

Keski-Keitele Lake is a lake in Viitasaari, Finland. This page reports official water-quality measurements, shown as reported.

What is the water quality of Keski-Keitele Lake?

Keski-Keitele Lake in Viitasaari, Finland has official water-quality measurements, shown as reported. Water clarity: 2.6 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 4.6 µg/L. Maximum depth: 91.9 ft.

Measurements on this page ↑

Is Keski-Keitele Lake safe to swim in?

Keski-Keitele 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.

Swimming on this page ↑

How deep is Keski-Keitele Lake?

Keski-Keitele Lake has a maximum depth of 91.9 feet.

Where this data comes from

293 measurements from 8 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 Centressyke-vesla293 samples · 2016–2025

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (8)
  • 25507
  • 25509
  • 52555
  • 25497
  • 25478
  • 42418
  • 71701
  • 95474

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