Soitsjärv is a lake in Tartu, Estonia. This page reports official water-quality measurements, shown as reported.

Is Soitsjärv safe to swim in?

Soitsjärv 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 Soitsjärv?

Soitsjärv has a maximum depth of 26.2 feet. The lake covers 390.9 acres.

Soitsjärv

Tartu, Estonia158 haView map Directions

KAUR publishes the water-quality measurements for Soitsjärv. Here is what has been measured.

Clarity

2.8 m

Clearer than most

Secchi · sampled 2016

Phosphorus

22.5 µg/L

Less phosphorus than most

Measured by KAUR

Chlorophyll-a

9 µg/L

Typical for Estonia

Measured by KAUR

Max depth

8 m

Bathymetric survey

Area

158 ha

Surface area

26 ft max depth
Limited data

See the measurements Directions Where to stay

Soitsjärv in Tartu, Estonia has official water-quality measurements, shown as reported. Water clarity: 2.8 m visibility. Phosphorus: 22.5 µg/L. Chlorophyll-a (algae): 9 µg/L. Maximum depth: 26.2 ft. Surface area: 390.9 acres.

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How Soitsjärv is classified

Soitsjärv in Estonia 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 Estonian Environment Agency (Keskkonnaagentuur).

Soitsjärv is a 391-acre lake in Tartu County, Estonia with a maximum depth of 26 feet.

Source: the Estonian Environment Agency (Keskkonnaagentuur) — not the EPA Water Quality Portal, last sampled 2016-09-21. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

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

Whether Soitsjärv is safe to swim in today is a call for the Estonian Environment Agency (Keskkonnaagentuur) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Soitsjärv

These are the measurements KAUR publishes for Soitsjärv. More on the source.

Moderate clarity, visible to about 9.2 ft. Phosphorus 22.5 µg/L. Chlorophyll-a 9 µg/L. TSI 49.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	2.8m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	22.5µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	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.	49	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Soitsjärv

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

Lake Details

Max depth

8 m

Surface area

158 ha

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Fishing Soitsjärv

→ Soitsjärv fishing regulations (limits, seasons, special rules)

Frequently asked questions about Soitsjärv

Where is Soitsjärv?: Soitsjärv is a lake in Tartu, Estonia. This page reports official water-quality measurements, shown as reported.
What is the water quality of Soitsjärv?: Soitsjärv in Tartu, Estonia has official water-quality measurements, shown as reported. Water clarity: 2.8 m visibility. Phosphorus: 22.5 µg/L. Chlorophyll-a (algae): 9 µg/L. Maximum depth: 26.2 ft. Surface area: 390.9 acres.
Is Soitsjärv safe to swim in?: Soitsjärv 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 Soitsjärv?: Soitsjärv has a maximum depth of 26.2 feet. The lake covers 390.9 acres.

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Where this data comes from

30 measurements from 1 monitoring station, 2016. Retrieved from KESE / Estonian Environment Agency (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

Estonian Environment Agency (Keskkonnaagentuur)kese-ee30 samples · 2016

Analytical methods

KESE I-level monitoring

Monitoring station identifiers (1)

SJA5133000

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