Where is Tõhela Järv?

Tõhela Järv is a lake in Pärnu, Estonia. This page reports official water-quality measurements, shown as reported.

Is Tõhela Järv safe to swim in?

Tõhela Järv 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 Tõhela Järv?

Tõhela Järv has a maximum depth of 6.2 feet. The lake covers 791.7 acres.

Tõhela Järv

Pärnu, Estonia320 haView map Directions

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

Clarity

1 m

Typical for Estonia

Secchi · sampled 2023

Phosphorus

21.5 µg/L

Less phosphorus than most

Measured by KAUR

Chlorophyll-a

2 µg/L

Less algae than most

Measured by KAUR

Max depth

1.9 m

Bathymetric survey

Area

320 ha

Surface area

6 ft max depth
Limited data

See the measurements Directions Where to stay

Tõhela Järv in Pärnu, Estonia has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 21.5 µg/L. Chlorophyll-a (algae): 2 µg/L. Maximum depth: 6.2 ft. Surface area: 791.7 acres.

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How Tõhela Järv is classified

Tõhela Järv 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).

Tõhela Järv is a 792-acre lake in Pärnu County, Estonia with a maximum depth of 6 feet.

Source: the Estonian Environment Agency (Keskkonnaagentuur) — not the EPA Water Quality Portal, last sampled 2023-09-19. 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 Tõhela Järv 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 Tõhela Järv

These are the measurements KAUR publishes for Tõhela Järv. More on the source.

Very murky, less than 3.1 ft of visibility. Phosphorus 21.5 µg/L. Chlorophyll-a 2 µg/L. TSI 49.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	0.95m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	21.5µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	2µg/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 Tõhela Järv

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

Lake Details

Max depth

1.9 m

Surface area

320 ha

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Fishing Tõhela Järv

→ Tõhela Järv fishing regulations (limits, seasons, special rules)

Frequently asked questions about Tõhela Järv

Where is Tõhela Järv?: Tõhela Järv is a lake in Pärnu, Estonia. This page reports official water-quality measurements, shown as reported.
What is the water quality of Tõhela Järv?: Tõhela Järv in Pärnu, Estonia has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 21.5 µg/L. Chlorophyll-a (algae): 2 µg/L. Maximum depth: 6.2 ft. Surface area: 791.7 acres.
Is Tõhela Järv safe to swim in?: Tõhela Järv 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 Tõhela Järv?: Tõhela Järv has a maximum depth of 6.2 feet. The lake covers 791.7 acres.

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Where this data comes from

36 measurements from 1 monitoring station, 2017–2023. 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-ee36 samples · 2017–2023

Analytical methods

KESE I-level monitoring

Monitoring station identifiers (1)

SJA0014003

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