Suurjärv
Põlva, Estonia42 haView mapDirections
KAUR publishes the water-quality measurements for Suurjärv. Here is what has been measured.
- 69 ft max depth
- Limited data
Suurjärv in Põlva, Estonia has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 27.5 µg/L. Chlorophyll-a (algae): 3.5 µg/L. Maximum depth: 68.9 ft. Surface area: 104.3 acres.
How Suurjärv is classified
Suurjärv 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).
Suurjärv is a 104-acre lake in Põlva County, Estonia with a maximum depth of 69 feet.
Source: the Estonian Environment Agency (Keskkonnaagentuur) — not the EPA Water Quality Portal, last sampled 2025-09-09. Methodology: how these readings are compared.
What Suurjärv is good for
From access and monitoring records, not editorial picks.
- Deep water68.9 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 Suurjärv 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.
Water quality measurements for Suurjärv
These are the measurements KAUR publishes for Suurjärv. More on the source.
Murky, only visible to about 5.2 ft. Phosphorus 27.5 µg/L. Chlorophyll-a 3.5 µg/L. TSI 49.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.6m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 27.5µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 3.5µg/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 Suurjärv
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
21 m
Surface area
42 ha
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Frequently asked questions about Suurjärv
Where is Suurjärv?
- Suurjärv is a lake in Põlva, Estonia. This page reports official water-quality measurements, shown as reported.
What is the water quality of Suurjärv?
- Suurjärv in Põlva, Estonia has official water-quality measurements, shown as reported. Water clarity: 1.6 m visibility. Phosphorus: 27.5 µg/L. Chlorophyll-a (algae): 3.5 µg/L. Maximum depth: 68.9 ft. Surface area: 104.3 acres.
Is Suurjärv safe to swim in?
- Suurjärv 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 Suurjärv?
- Suurjärv has a maximum depth of 68.9 feet. The lake covers 104.3 acres.
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Where this data comes from
20 measurements from 1 monitoring station, 2025. 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-ee20 samples · 2025
Analytical methods
- KESE I-level monitoring
Monitoring station identifiers (1)
SJA8266000
Authority classifications are shown as the authority published them. See where the data comes from and data sources.