Penämöjärvi
Ranua, FinlandView mapDirections
Syke publishes the water-quality measurements for Penämöjärvi. Here is what has been measured.
- 30 ft max depth
- Limited data
Penämöjärvi in Ranua, Finland has official water-quality measurements, shown as reported. Water clarity: 1.2 m visibility. Phosphorus: 17.5 µg/L. Chlorophyll-a (algae): 8.6 µg/L. Maximum depth: 29.5 ft.
How Penämöjärvi is classified
Penämöjärvi 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.
Penämöjärvi is a lake in Ranua County, Finland with a maximum depth of 30 feet.
Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2024-09-18. 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 Penämöjärvi 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 Penämöjärvi
These are the measurements Syke publishes for Penämöjärvi. More on the source.
Murky, only visible to about 3.8 ft. Phosphorus 17.5 µg/L. Chlorophyll-a 8.6 µg/L. TSI 52.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.15m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 17.5µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 8.6µg/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. | 52 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Lake Details
Max depth
9 m
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Frequently asked questions about Penämöjärvi
Where is Penämöjärvi?
- Penämöjärvi is a lake in Ranua, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Penämöjärvi?
- Penämöjärvi in Ranua, Finland has official water-quality measurements, shown as reported. Water clarity: 1.2 m visibility. Phosphorus: 17.5 µg/L. Chlorophyll-a (algae): 8.6 µg/L. Maximum depth: 29.5 ft.
Is Penämöjärvi safe to swim in?
- Penämöjärvi 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 Penämöjärvi?
- Penämöjärvi has a maximum depth of 29.5 feet.
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Where this data comes from
33 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 Centres
syke-vesla33 samples · 2018–2024
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
36249
Authority classifications are shown as the authority published them. See where the data comes from and data sources.