Veisjärv
Viljandi, Estonia481 haView mapDirections
KAUR publishes the water-quality measurements for Veisjärv. Here is what has been measured.
- 15 ft max depth
- Limited data
Veisjärv in Viljandi, Estonia has official water-quality measurements, shown as reported. Water clarity: 0.8 m visibility. Phosphorus: 44 µg/L. Chlorophyll-a (algae): 24 µg/L. Maximum depth: 14.8 ft. Surface area: 1187.6 acres.
How Veisjärv is classified
Veisjärv 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).
Veisjärv is a 1,188-acre lake in Viljandi County, Estonia with a maximum depth of 15 feet.
Source: the Estonian Environment Agency (Keskkonnaagentuur) — not the EPA Water Quality Portal, last sampled 2021-09-09. Methodology: how these readings are compared.
What Veisjärv is good for
From access and monitoring records, not editorial picks.
- Big water1,188 acres
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Veisjärv 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 Veisjärv
These are the measurements KAUR publishes for Veisjärv. More on the source.
Very murky, less than 2.5 ft of visibility. Phosphorus 44 µg/L. Chlorophyll-a 24 µg/L. TSI 62.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 0.75m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 44µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 24µg/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. | 62 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Veisjärv
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
4.5 m
Surface area
481 ha
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Frequently asked questions about Veisjärv
Where is Veisjärv?
- Veisjärv is a lake in Viljandi, Estonia. This page reports official water-quality measurements, shown as reported.
What is the water quality of Veisjärv?
- Veisjärv in Viljandi, Estonia has official water-quality measurements, shown as reported. Water clarity: 0.8 m visibility. Phosphorus: 44 µg/L. Chlorophyll-a (algae): 24 µg/L. Maximum depth: 14.8 ft. Surface area: 1187.6 acres.
Is Veisjärv safe to swim in?
- Veisjärv 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 Veisjärv?
- Veisjärv has a maximum depth of 14.8 feet. The lake covers 1187.6 acres.
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Where this data comes from
16 measurements from 1 monitoring station, 2021. 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-ee16 samples · 2021
Analytical methods
- KESE I-level monitoring
Monitoring station identifiers (1)
SJA9257004
Authority classifications are shown as the authority published them. See where the data comes from and data sources.