Apaja-Kumpunen Lake
Siilinjärvi, FinlandView mapDirections
Syke publishes the water-quality measurements for Apaja-Kumpunen Lake. Here is what has been measured.
- 26 ft max depth
- Limited data
Apaja-Kumpunen Lake in Siilinjärvi, Finland has official water-quality measurements, shown as reported. Water clarity: 0.9 m visibility. Phosphorus: 86 µg/L. Chlorophyll-a (algae): 45 µg/L. Maximum depth: 26.2 ft.
How Apaja-Kumpunen Lake is classified
Apaja-Kumpunen 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.
Apaja-Kumpunen Lake is a lake in Siilinjärvi County, Finland with a maximum depth of 26 feet.
Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2018-03-28. 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 Apaja-Kumpunen 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.
Water quality measurements for Apaja-Kumpunen Lake
These are the measurements Syke publishes for Apaja-Kumpunen Lake. More on the source.
Very murky, less than 3 ft of visibility. Phosphorus 86 µg/L. Chlorophyll-a 45 µg/L. TSI 66.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 0.9m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 86µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 45µg/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. | 66 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Lake Details
Max depth
8 m
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Frequently asked questions about Apaja-Kumpunen Lake
Where is Apaja-Kumpunen Lake?
- Apaja-Kumpunen Lake is a lake in Siilinjärvi, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Apaja-Kumpunen Lake?
- Apaja-Kumpunen Lake in Siilinjärvi, Finland has official water-quality measurements, shown as reported. Water clarity: 0.9 m visibility. Phosphorus: 86 µg/L. Chlorophyll-a (algae): 45 µg/L. Maximum depth: 26.2 ft.
Is Apaja-Kumpunen Lake safe to swim in?
- Apaja-Kumpunen 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.
How deep is Apaja-Kumpunen Lake?
- Apaja-Kumpunen Lake has a maximum depth of 26.2 feet.
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Where this data comes from
15 measurements from 1 monitoring station, 2016–2018. 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-vesla15 samples · 2016–2018
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
18699
Authority classifications are shown as the authority published them. See where the data comes from and data sources.