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LakeQuality

Ala-Suolijärvi

Posio, FinlandView mapDirections

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

Clarity
2 m
Typical for Finland
Secchi · sampled 2026
Phosphorus
9 µg/L
Less phosphorus than most
Measured by Syke
Chlorophyll-a
5.6 µg/L
Typical for Finland
Measured by Syke
Max depth
19.4 m
Bathymetric survey
  • 64 ft max depth
  • Limited data

Ala-Suolijärvi in Posio, Finland has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.6 µg/L. Maximum depth: 63.6 ft.

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How Ala-Suolijärvi is classified

Ala-Suolijärvi 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.

Ala-Suolijärvi is a lake in Posio County, Finland with a maximum depth of 64 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2026-03-16. Methodology: how these readings are compared.

What Ala-Suolijärvi is good for

From access and monitoring records, not editorial picks.

  • Deep water63.6 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 Ala-Suolijärvi 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 Ala-Suolijärvi

These are the measurements Syke publishes for Ala-Suolijärvi. More on the source.

Murky, only visible to about 6.6 ft. Phosphorus 9 µg/L. Chlorophyll-a 5.6 µg/L. TSI 44.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)2mMeasured, not scored

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

Total phosphorus9µg/LMeasured, not scored

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

Chlorophyll-a (algae)5.6µg/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.44Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Ala-Suolijärvi

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

Lake Details

Max depth

19.4 m

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Stays near Ala-Suolijärvi

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Fishing Ala-Suolijärvi

Frequently asked questions about Ala-Suolijärvi

Where is Ala-Suolijärvi?

Ala-Suolijärvi is a lake in Posio, Finland. This page reports official water-quality measurements, shown as reported.

What is the water quality of Ala-Suolijärvi?

Ala-Suolijärvi in Posio, Finland has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.6 µg/L. Maximum depth: 63.6 ft.

Measurements on this page ↑

Is Ala-Suolijärvi safe to swim in?

Ala-Suolijärvi 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 Ala-Suolijärvi?

Ala-Suolijärvi has a maximum depth of 63.6 feet.

Where this data comes from

138 measurements from 20 monitoring stations, 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-vesla138 samples · 2018–2026

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (20)
  • 37197
  • 39926
  • 56914
  • 39922
  • 39924
  • 37196
  • 39921
  • 39925
  • 39927
  • 90177
  • 90178
  • 90179
  • 90182
  • 90195
  • 39931
  • 59742
  • 59743
  • 90180
  • 90181
  • 37193

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