Mastosjärvi
Ylöjärvi, FinlandView mapDirections
Syke publishes the water-quality measurements for Mastosjärvi. Here is what has been measured.
- 49 ft max depth
- Limited data
Mastosjärvi in Ylöjärvi, Finland has official water-quality measurements, shown as reported. Phosphorus: 14 µg/L. Maximum depth: 49.2 ft.
How Mastosjärvi is classified
Mastosjärvi 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 phosphorus, but not water clarity 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.
Mastosjärvi is a lake in Ylöjärvi County, Finland with a maximum depth of 49 feet.
Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2019-02-21. Methodology: how these readings are compared.
What Mastosjärvi is good for
From access and monitoring records, not editorial picks.
- Deep water49.2 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 Mastosjärvi 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 Mastosjärvi
These are the measurements Syke publishes for Mastosjärvi. More on the source.
No clarity data. Phosphorus 14 µg/L. TSI 42.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 14µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | No reading 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. | 42 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Mastosjärvi
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
15 m
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Frequently asked questions about Mastosjärvi
Where is Mastosjärvi?
- Mastosjärvi is a lake in Ylöjärvi, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Mastosjärvi?
- Mastosjärvi in Ylöjärvi, Finland has official water-quality measurements, shown as reported. Phosphorus: 14 µg/L. Maximum depth: 49.2 ft.
Is Mastosjärvi safe to swim in?
- Mastosjärvi 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 Mastosjärvi?
- Mastosjärvi has a maximum depth of 49.2 feet.
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Where this data comes from
1 measurement from 1 monitoring station, 2019. 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-vesla1 sample · 2019
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
50531
Authority classifications are shown as the authority published them. See where the data comes from and data sources.