Skip to main content
LakeQuality

Mustalampi

Heinola, FinlandView mapDirections

Syke publishes the water-quality measurements for Mustalampi. Here is what has been measured.

Clarity
2 m
Typical for Finland
Secchi · sampled 2021
Phosphorus
9 µg/L
Less phosphorus than most
Measured by Syke
Chlorophyll-a
5.2 µg/L
Typical for Finland
Measured by Syke
Max depth
14 m
Bathymetric survey
  • 46 ft max depth
  • Limited data

Mustalampi in Heinola, Finland has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.2 µg/L. Maximum depth: 45.9 ft.

Loading map…

How Mustalampi is classified

Mustalampi 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.

Mustalampi is a lake in Heinola County, Finland with a maximum depth of 46 feet.

Source: the Finnish Environment Institute (Syke) and the ELY Centres — not the EPA Water Quality Portal, last sampled 2021-08-05. Methodology: how these readings are compared.

What Mustalampi is good for

From access and monitoring records, not editorial picks.

  • Deep water45.9 ft surveyed max depth

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Mustalampi 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.

Get alerts for Mustalampi →

Water quality measurements for Mustalampi

These are the measurements Syke publishes for Mustalampi. More on the source.

Murky, only visible to about 6.6 ft. Phosphorus 9 µg/L. Chlorophyll-a 5.2 µg/L. TSI 44.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)2mMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus9µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)5.2µg/LMeasured, 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.44Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Mustalampi

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

14 m

Stays via Stay22

Stays near Mustalampi

Compare lakeside cabins, hotels, and vacation rentals near Mustalampi in Heinola, 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 Mustalampi

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 Mustalampi’s readings

Email me when new measurements post for this lake. Updates stay free.


Or email

Fishing Mustalampi

Frequently asked questions about Mustalampi

Where is Mustalampi?

Mustalampi is a lake in Heinola, Finland. This page reports official water-quality measurements, shown as reported.

What is the water quality of Mustalampi?

Mustalampi in Heinola, Finland has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 5.2 µg/L. Maximum depth: 45.9 ft.

Measurements on this page ↑

Is Mustalampi safe to swim in?

Mustalampi 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.

Swimming on this page ↑

How deep is Mustalampi?

Mustalampi has a maximum depth of 45.9 feet.

Where this data comes from

3 measurements from 1 monitoring station, 2021. Retrieved from Syke VESLA (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • Finnish Environment Institute (Syke) and ELY Centressyke-vesla3 samples · 2021

Analytical methods

  • SYKE VESLA
Monitoring station identifiers (1)
  • 90101

Authority classifications are shown as the authority published them. See where the data comes from and data sources.