Leppälammi
Hollola, FinlandView mapDirections
Syke publishes the water-quality measurements for Leppälammi. Here is what has been measured.
- 93 ft max depth
- Limited data
Leppälammi in Hollola, Finland has official water-quality measurements, shown as reported. Water clarity: 2.1 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 5.9 µg/L. Maximum depth: 92.8 ft.
How Leppälammi is classified
Leppälammi in Finland is published with the authority's own measurements and class. The measurements here are published by the agency that samples the lake, as reported. Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.
Monitoring: the Finnish Environment Institute (Syke) and the ELY Centres.
Leppälammi is a lake in Hollola County, Finland with a maximum depth of 93 feet.
Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2026-03-17. Methodology: how these readings are compared.
What Leppälammi is good for
From access and monitoring records, not editorial picks.
- Deep water92.8 ft surveyed max depth
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Leppälammi is safe to swim in today is a call for the Finnish Environment Institute (Syke) and the ELY Centres and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Leppälammi
These are the measurements Syke publishes for Leppälammi. More on the source.
Moderate clarity, visible to about 6.9 ft. Phosphorus 10 µg/L. Chlorophyll-a 5.9 µg/L. TSI 45.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.1m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 10µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 5.9µg/L | Measured, not scored The green pigment in algae — a direct measure of how much algae is in the water. |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 45 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Leppälammi
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
28.3 m
Stays via Stay22
Stays near Leppälammi
Compare lakeside cabins, hotels, and vacation rentals near Leppälammi in Hollola, 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 Leppälammi
Prices for Oct 2–4, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Follow Leppälammi’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Leppälammi
Frequently asked questions about Leppälammi
Where is Leppälammi?
- Leppälammi is a lake in Hollola, Finland. This page reports official water-quality measurements, shown as reported.
What is the water quality of Leppälammi?
- Leppälammi in Hollola, Finland has official water-quality measurements, shown as reported. Water clarity: 2.1 m visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 5.9 µg/L. Maximum depth: 92.8 ft.
Is Leppälammi safe to swim in?
- Leppälammi 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 Leppälammi?
- Leppälammi has a maximum depth of 92.8 feet.
Explore Leppälammi across LakeQuality
More lakes in Finland
Where this data comes from
12 measurements from 1 monitoring station, 2022–2026. 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-vesla12 samples · 2022–2026
Analytical methods
- SYKE VESLA
Monitoring station identifiers (1)
68193
Authority classifications are shown as the authority published them. See where the data comes from and data sources.