Kalli Järv
Kalli Järv in Tartu, Estonia has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1 m visibility. Phosphorus: 38 µg/L. Chlorophyll-a (algae): 7.1 µg/L. Maximum depth: 4.6 ft. Surface area: 483.3 acres.
- Clarity
- 1 m
- Max depth
- 1.4 m
- Area
- 196 ha
Why Kalli Järv has no A–F grade
Kalli Järv in Estonia is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the Estonian Environment Agency (Keskkonnaagentuur).
Kalli Järv is a 483-acre lake in Tartu County, Estonia with a maximum depth of 5 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-09-16. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Kalli Järv
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Very murky, less than 3.3 ft of visibility. Phosphorus level: 38 µg/L. Chlorophyll-a: 7.1 µg/L. Trophic State Index: 55.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1 m | Not graded |
| Phosphorus | 38 µg/L | Not graded |
| Chlorophyll-a (Algae) | 7.1 µg/L | Not graded |
| Trophic State Index (TSI) | 55 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 1.4 m |
| Surface Area | 196 ha |
Where to stay near Kalli Järv
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Fishing Kalli Järv
Frequently asked questions about Kalli Järv
What is the water quality of Kalli Järv?
- Kalli Järv in Tartu, Estonia has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1 m visibility. Phosphorus: 38 µg/L. Chlorophyll-a (algae): 7.1 µg/L. Maximum depth: 4.6 ft. Surface area: 483.3 acres.
Is Kalli Järv safe to swim in?
- Kalli 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 Kalli Järv?
- Kalli Järv has a maximum depth of 4.6 feet. The lake covers 483.3 acres.
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Where this data comes from
11 measurements from 1 monitoring station, 2020. 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-ee11 samples · 2020
Analytical methods
- KESE I-level monitoring
Monitoring station identifiers (1)
SJA7942003
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2020-09-16
Monitoring stations: 1