Ala-Suolijärvi
Ala-Suolijärvi in Posio, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.6 µg/L. Maximum depth: 63.6 ft.
- Clarity
- 2 m
- Max depth
- 19.4 m
Why Ala-Suolijärvi has no A–F grade
Ala-Suolijärvi 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.
Ala-Suolijärvi is a lake in Posio County, Finland with a maximum depth of 64 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2026-03-16. 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 Ala-Suolijärvi
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Murky, only visible to about 6.6 ft. Phosphorus level: 9 µg/L. Chlorophyll-a: 5.6 µg/L. Trophic State Index: 44.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2 m | Not graded |
| Phosphorus | 9 µg/L | Not graded |
| Chlorophyll-a (Algae) | 5.6 µg/L | Not graded |
| Trophic State Index (TSI) | 44 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 19.4 m |
Where to stay near Ala-Suolijärvi
Compare lakeside cabins, hotels, and vacation rentals near Ala-Suolijärvi in Posio, 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 Ala-Suolijärvi
Frequently asked questions about Ala-Suolijärvi
What is the water quality of Ala-Suolijärvi?
- Ala-Suolijärvi in Posio, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.6 µg/L. Maximum depth: 63.6 ft.
Is Ala-Suolijärvi safe to swim in?
- Ala-Suolijärvi 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 Ala-Suolijärvi?
- Ala-Suolijärvi has a maximum depth of 63.6 feet.
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Where this data comes from
138 measurements from 20 monitoring stations, 2018–2026. 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-vesla138 samples · 2018–2026
Analytical methods
- SYKE VESLA
Monitoring station identifiers (20)
3719739926569143992239924371963992139925399279017790178901799018290195399315974259743901809018137193
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: 2026-03-16
Monitoring stations: 20