Suuri Ja Pieni Tiemasjärvi
Suuri Ja Pieni Tiemasjärvi in Rantasalmi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2.5 m visibility. Phosphorus: 13 µg/L. Chlorophyll-a (algae): 9 µg/L. Maximum depth: 18 ft.
- Clarity
- 2.5 m
- Max depth
- 5.5 m
Why Suuri Ja Pieni Tiemasjärvi has no A–F grade
Suuri Ja Pieni Tiemasjärvi in Finland is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the Finnish Environment Institute (Syke) and the ELY Centres.
Suuri Ja Pieni Tiemasjärvi is a lake in Rantasalmi County, Finland with a maximum depth of 18 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2018-08-23. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Suuri Ja Pieni Tiemasjärvi
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Moderate clarity, visible to about 8.2 ft. Phosphorus level: 13 µg/L. Chlorophyll-a: 9 µg/L. Trophic State Index: 47.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.5 m | Not graded |
| Phosphorus | 13 µg/L | Not graded |
| Chlorophyll-a (Algae) | 9 µg/L | Not graded |
| Trophic State Index (TSI) | 47 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 5.5 m |
Where to stay near Suuri Ja Pieni Tiemasjärvi
Compare lakeside cabins, hotels, and vacation rentals near Suuri Ja Pieni Tiemasjärvi in Rantasalmi, Finland — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Suuri Ja Pieni Tiemasjärvi
Frequently asked questions about Suuri Ja Pieni Tiemasjärvi
What is the water quality of Suuri Ja Pieni Tiemasjärvi?
- Suuri Ja Pieni Tiemasjärvi in Rantasalmi, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2.5 m visibility. Phosphorus: 13 µg/L. Chlorophyll-a (algae): 9 µg/L. Maximum depth: 18 ft.
Is Suuri Ja Pieni Tiemasjärvi safe to swim in?
- Suuri Ja Pieni Tiemasjärvi 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 Suuri Ja Pieni Tiemasjärvi?
- Suuri Ja Pieni Tiemasjärvi has a maximum depth of 18 feet.
Explore Suuri Ja Pieni Tiemasjärvi across LakeGrade
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Where this data comes from
8 measurements from 1 monitoring station, 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-vesla8 samples · 2018
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
66330
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2018-08-23
Monitoring stations: 1