Suuri-Otikainen Lake
Suuri-Otikainen Lake in Sulkava, 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): 7.2 µg/L. Maximum depth: 36.1 ft.
- Clarity
- 2.5 m
- Max depth
- 11 m
Why Suuri-Otikainen Lake has no A–F grade
Suuri-Otikainen Lake 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-Otikainen Lake is a lake in Sulkava County, Finland with a maximum depth of 36 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-10-15. Grade methodology: LakeGrade methodology.
Watch Suuri-Otikainen Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Suuri-Otikainen Lake
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: 7.2 µg/L. Trophic State Index: 46.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.5 m | Not graded |
| Phosphorus | 13 µg/L | Not graded |
| Chlorophyll-a (Algae) | 7.2 µg/L | Not graded |
| Trophic State Index (TSI) | 46 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 11 m |
Where to stay near Suuri-Otikainen Lake
Compare lakeside cabins, hotels, and vacation rentals near Suuri-Otikainen Lake in Sulkava, 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.
Top-rated places to stay near Suuri-Otikainen Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Fishing Suuri-Otikainen Lake
Frequently asked questions about Suuri-Otikainen Lake
What is the water quality of Suuri-Otikainen Lake?
- Suuri-Otikainen Lake in Sulkava, 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): 7.2 µg/L. Maximum depth: 36.1 ft.
Is Suuri-Otikainen Lake safe to swim in?
- Suuri-Otikainen Lake 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-Otikainen Lake?
- Suuri-Otikainen Lake has a maximum depth of 36.1 feet.
Explore Suuri-Otikainen Lake across LakeGrade
More lakes in Finland
Where this data comes from
31 measurements from 2 monitoring stations, 2018–2020. 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-vesla31 samples · 2018–2020
Analytical methods
- SYKE VESLA
Monitoring station identifiers (2)
8493813723
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: 2020-10-15
Monitoring stations: 2