Where is Iso-Lumoja Lake?

Iso-Lumoja Lake is a lake in Tampere, Finland. This page reports official water-quality measurements, shown as reported.

Is Iso-Lumoja Lake safe to swim in?

Iso-Lumoja 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.

Iso-Lumoja Lake

Tampere, FinlandView map Directions

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

Clarity

1.5 m

Typical for Finland

Secchi · sampled 2024

Phosphorus

8.9 µg/L

Less phosphorus than most

Measured by Syke

Chlorophyll-a

4.4 µg/L

Less algae than most

Measured by Syke

Limited data

See the measurements Directions Where to stay

Iso-Lumoja Lake in Tampere, Finland has official water-quality measurements, shown as reported. Water clarity: 1.5 m visibility. Phosphorus: 8.9 µg/L. Chlorophyll-a (algae): 4.4 µg/L.

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How Iso-Lumoja Lake is classified

Iso-Lumoja 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.

Iso-Lumoja Lake is a lake in Tampere County, Finland.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2024-08-28. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

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

Whether Iso-Lumoja 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 Iso-Lumoja Lake

These are the measurements Syke publishes for Iso-Lumoja Lake. More on the source.

Murky, only visible to about 4.9 ft. Phosphorus 8.9 µg/L. Chlorophyll-a 4.4 µg/L. TSI 45.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	1.5m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	8.9µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	4.4µg/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.	45	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

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Fishing Iso-Lumoja Lake

→ Iso-Lumoja Lake fishing regulations (limits, seasons, special rules)

Frequently asked questions about Iso-Lumoja Lake

Where is Iso-Lumoja Lake?: Iso-Lumoja Lake is a lake in Tampere, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Iso-Lumoja Lake?: Iso-Lumoja Lake in Tampere, Finland has official water-quality measurements, shown as reported. Water clarity: 1.5 m visibility. Phosphorus: 8.9 µg/L. Chlorophyll-a (algae): 4.4 µg/L.
Is Iso-Lumoja Lake safe to swim in?: Iso-Lumoja 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.

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Where this data comes from

12 measurements from 1 monitoring station, 2018–2024. 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-vesla12 samples · 2018–2024

Analytical methods

SYKE VESLA

Monitoring station identifiers (1)

91542

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