Vähä Ruuhijärvi
Vähä Ruuhijärvi in Hämeenlinna, Finland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 120 µg/L. Maximum depth: 24.9 ft.
- Max depth
- 7.6 m
Why Vähä Ruuhijärvi has no A–F grade
Vähä Ruuhijärvi 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 phosphorus, but not water clarity 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.
Vähä Ruuhijärvi is a lake in Hämeenlinna County, Finland with a maximum depth of 25 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-05-04. 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 Vähä Ruuhijärvi
These readings exist but do not meet the evidence bar for an A–F grade — see why.
No clarity data. Phosphorus level: 120 µg/L. Trophic State Index: 73.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 120 µg/L | Not graded |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 73 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 7.6 m |
Where to stay near Vähä Ruuhijärvi
Compare lakeside cabins, hotels, and vacation rentals near Vähä Ruuhijärvi in Hämeenlinna, 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 Vähä Ruuhijärvi
Frequently asked questions about Vähä Ruuhijärvi
What is the water quality of Vähä Ruuhijärvi?
- Vähä Ruuhijärvi in Hämeenlinna, Finland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 120 µg/L. Maximum depth: 24.9 ft.
Is Vähä Ruuhijärvi safe to swim in?
- Vähä Ruuhijärvi 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 Vähä Ruuhijärvi?
- Vähä Ruuhijärvi has a maximum depth of 24.9 feet.
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Where this data comes from
1 measurement from 1 monitoring station, 2020. 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 · 2020
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
60677
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: 2020-05-04
Monitoring stations: 1