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LakeQuality

Iso Lamujärvi

Pyhäntä, FinlandView mapDirections

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

Clarity
1.6 m
Typical for Finland
Secchi · sampled 2025
Phosphorus
14 µg/L
Typical for Finland
Measured by Syke
Chlorophyll-a
5.9 µg/L
Typical for Finland
Measured by Syke
Max depth
11.7 m
Bathymetric survey
  • 38 ft max depth
  • Limited data

Iso Lamujärvi in Pyhäntä, Finland has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 14 µg/L. Chlorophyll-a (algae): 5.9 µg/L. Maximum depth: 38.4 ft.

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How Iso Lamujärvi is classified

Iso Lamujärvi 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.

Iso Lamujärvi is a lake in Pyhäntä County, Finland with a maximum depth of 38 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2025-10-02. Methodology: how these readings are compared.

What Iso Lamujärvi is good for

From access and monitoring records, not editorial picks.

  • Deep water38.4 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 Iso Lamujärvi 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 Iso Lamujärvi

These are the measurements Syke publishes for Iso Lamujärvi. More on the source.

Murky, only visible to about 5.2 ft. Phosphorus 14 µg/L. Chlorophyll-a 5.9 µg/L. TSI 48.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)1.6mMeasured, not scored

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

Total phosphorus14µg/LMeasured, not scored

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

Chlorophyll-a (algae)5.9µg/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.48Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Iso Lamujärvi

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

Lake Details

Max depth

11.7 m

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Fishing Iso Lamujärvi

Frequently asked questions about Iso Lamujärvi

Where is Iso Lamujärvi?

Iso Lamujärvi is a lake in Pyhäntä, Finland. This page reports official water-quality measurements, shown as reported.

What is the water quality of Iso Lamujärvi?

Iso Lamujärvi in Pyhäntä, Finland has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 14 µg/L. Chlorophyll-a (algae): 5.9 µg/L. Maximum depth: 38.4 ft.

Measurements on this page ↑

Is Iso Lamujärvi safe to swim in?

Iso Lamujärvi 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 Iso Lamujärvi?

Iso Lamujärvi has a maximum depth of 38.4 feet.

Where this data comes from

51 measurements from 2 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-vesla51 samples · 2016–2025

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (2)
  • 28028
  • 81446

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