Mõisalaht
Pärnu, Estonia79 haView mapDirections
KAUR publishes the water-quality measurements for Mõisalaht. Here is what has been measured.
- Limited data
Mõisalaht in Pärnu, Estonia has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 52.5 µg/L. Chlorophyll-a (algae): 9.8 µg/L. Surface area: 194.5 acres.
How Mõisalaht is classified
Mõisalaht 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).
Mõisalaht is a 195-acre lake in Pärnu County, Estonia.
Source: the Estonian Environment Agency (Keskkonnaagentuur) — not the EPA Water Quality Portal, last sampled 2020-09-27. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Mõisalaht 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 Mõisalaht
These are the measurements KAUR publishes for Mõisalaht. More on the source.
Very murky, less than 3.3 ft of visibility. Phosphorus 52.5 µg/L. Chlorophyll-a 9.8 µg/L. TSI 58.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 52.5µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 9.8µg/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. | 58 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
79 ha
No bathymetric survey has been published for Mõisalaht, so its depth is not documented here.
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Frequently asked questions about Mõisalaht
Where is Mõisalaht?
- Mõisalaht is a lake in Pärnu, Estonia. This page reports official water-quality measurements, shown as reported.
What is the water quality of Mõisalaht?
- Mõisalaht in Pärnu, Estonia has official water-quality measurements, shown as reported. Water clarity: 1 m visibility. Phosphorus: 52.5 µg/L. Chlorophyll-a (algae): 9.8 µg/L. Surface area: 194.5 acres.
Is Mõisalaht safe to swim in?
- Mõisalaht 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.
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Where this data comes from
12 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-ee12 samples · 2020
Analytical methods
- KESE I-level monitoring
Monitoring station identifiers (1)
SJA6326002
Authority classifications are shown as the authority published them. See where the data comes from and data sources.