Sahajärvi
Espoo, FinlandView mapDirections
Syke publishes the water-quality measurements for Sahajärvi. Here is what has been measured.
- 21 ft max depth
- Limited data
Sahajärvi in Espoo, Finland has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 29 µg/L. Chlorophyll-a (algae): 25 µg/L. Maximum depth: 21.3 ft.
How Sahajärvi is classified
Sahajärvi 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.
Sahajärvi is a lake in Espoo County, Finland with a maximum depth of 21 feet.
Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2026-07-29. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Sahajärvi 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 Sahajärvi
These are the measurements Syke publishes for Sahajärvi. More on the source.
Murky, only visible to about 5.2 ft. Phosphorus 29 µg/L. Chlorophyll-a 25 µg/L. TSI 56.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.6m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 29µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 25µg/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. | 56 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Sahajärvi
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
6.5 m
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Frequently asked questions about Sahajärvi
Where is Sahajärvi?
- Sahajärvi is a lake in Espoo, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Sahajärvi?
- Sahajärvi in Espoo, Finland has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 29 µg/L. Chlorophyll-a (algae): 25 µg/L. Maximum depth: 21.3 ft.
Is Sahajärvi safe to swim in?
- Sahajärvi 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 Sahajärvi?
- Sahajärvi has a maximum depth of 21.3 feet.
Explore Sahajärvi across LakeQuality
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Where this data comes from
16 measurements from 1 monitoring station, 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 Centres
syke-vesla16 samples · 2018–2026
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
2844
Authority classifications are shown as the authority published them. See where the data comes from and data sources.