Karjalainen Lake
Karjalainen Lake in Lapinlahti, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.1 m visibility. Phosphorus: 6 µg/L. Chlorophyll-a (algae): 3.9 µg/L. Maximum depth: 47.6 ft.
- Clarity
- 4.1 m
- Max depth
- 14.5 m
Why Karjalainen Lake has no A–F grade
Karjalainen 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.
Karjalainen Lake is a lake in Lapinlahti County, Finland with a maximum depth of 48 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-03-10. Grade methodology: LakeGrade methodology.
Watch Karjalainen 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 Karjalainen Lake
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Good clarity, visible to about 13.5 ft. Phosphorus level: 6 µg/L. Chlorophyll-a: 3.9 µg/L. Trophic State Index: 38.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.1 m | Not graded |
| Phosphorus | 6 µg/L | Not graded |
| Chlorophyll-a (Algae) | 3.9 µg/L | Not graded |
| Trophic State Index (TSI) | 38 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 14.5 m |
Where to stay near Karjalainen Lake
Compare lakeside cabins, hotels, and vacation rentals near Karjalainen Lake in Lapinlahti, 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 Karjalainen 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 Karjalainen Lake
Frequently asked questions about Karjalainen Lake
What is the water quality of Karjalainen Lake?
- Karjalainen Lake in Lapinlahti, Finland has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.1 m visibility. Phosphorus: 6 µg/L. Chlorophyll-a (algae): 3.9 µg/L. Maximum depth: 47.6 ft.
Is Karjalainen Lake safe to swim in?
- Karjalainen 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 Karjalainen Lake?
- Karjalainen Lake has a maximum depth of 47.6 feet.
Explore Karjalainen Lake across LakeGrade
More lakes in Finland
Where this data comes from
7 measurements from 1 monitoring station, 2017–2020. 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-vesla7 samples · 2017–2020
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
41198
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: 2020-03-10
Monitoring stations: 1