Tuomiojärvi
Jyväskylä, FinlandView mapDirections
Syke publishes the water-quality measurements for Tuomiojärvi. Here is what has been measured.
- 34 ft max depth
- Limited data
Tuomiojärvi in Jyväskylä, Finland has official water-quality measurements, shown as reported. Water clarity: 1.8 m visibility. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 7.5 µg/L. Maximum depth: 33.5 ft.
How Tuomiojärvi is classified
Tuomiojärvi 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.
Tuomiojärvi is a lake in Jyväskylä County, Finland with a maximum depth of 34 feet.
Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2026-06-25. Methodology: how these readings are compared.
What Tuomiojärvi is good for
From access and monitoring records, not editorial picks.
- Deep water33.5 ft surveyed max depth
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Tuomiojärvi 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.
Water quality measurements for Tuomiojärvi
These are the measurements Syke publishes for Tuomiojärvi. More on the source.
Murky, only visible to about 5.9 ft. Phosphorus 11 µg/L. Chlorophyll-a 7.5 µg/L. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.8m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 11µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 7.5µg/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. | 47 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Tuomiojärvi
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
10.2 m
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Frequently asked questions about Tuomiojärvi
Where is Tuomiojärvi?
- Tuomiojärvi is a lake in Jyväskylä, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Tuomiojärvi?
- Tuomiojärvi in Jyväskylä, Finland has official water-quality measurements, shown as reported. Water clarity: 1.8 m visibility. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 7.5 µg/L. Maximum depth: 33.5 ft.
Is Tuomiojärvi safe to swim in?
- Tuomiojärvi 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 Tuomiojärvi?
- Tuomiojärvi has a maximum depth of 33.5 feet.
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Where this data comes from
362 measurements from 6 monitoring stations, 2016–2026. Retrieved from Syke VESLA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Finnish Environment Institute (Syke) and ELY Centres
syke-vesla362 samples · 2016–2026
Analytical methods
- SYKE VESLA
Monitoring station identifiers (6)
249632497384865848669846298463
Authority classifications are shown as the authority published them. See where the data comes from and data sources.