Where is Laičių I Tvenkinys?

Laičių I Tvenkinys is a lake in Šiaulių, Lithuania. This page reports official water-quality measurements, shown as reported.

Is Laičių I Tvenkinys safe to swim in?

Laičių I Tvenkinys 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.

Laičių I Tvenkinys

Šiaulių, LithuaniaView map Directions

AAA publishes the water-quality measurements for Laičių I Tvenkinys. Here is what has been measured.

Clarity

1.4 m

Typical for Lithuania

Secchi · sampled 2022

Phosphorus

40 µg/L

Typical for Lithuania

Measured by AAA

Chlorophyll-a

20.8 µg/L

More algae than most

Measured by AAA

Limited data

See the measurements Directions Where to stay

Laičių I Tvenkinys in Šiaulių, Lithuania has official water-quality measurements, shown as reported. Water clarity: 1.4 m visibility. Phosphorus: 40 µg/L. Chlorophyll-a (algae): 20.8 µg/L.

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How Laičių I Tvenkinys is classified

Laičių I Tvenkinys in Lithuania 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 Environmental Protection Agency of Lithuania (Aplinkos apsaugos agentūra).

Laičių I Tvenkinys is a lake in Šiaulių County, Lithuania.

Source: the Environmental Protection Agency of Lithuania (Aplinkos apsaugos agentūra) — not the EPA Water Quality Portal, last sampled 2022-09-22. 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 Laičių I Tvenkinys is safe to swim in today is a call for the Environmental Protection Agency of Lithuania (Aplinkos apsaugos agentūra) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Laičių I Tvenkinys

These are the measurements AAA publishes for Laičių I Tvenkinys. More on the source.

Murky, only visible to about 4.7 ft. Phosphorus 40 µg/L. Chlorophyll-a 20.8 µg/L. TSI 58.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	1.42m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	40µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	20.8µg/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

Ask about Laičių I Tvenkinys

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

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Stays near Laičių I Tvenkinys

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Fishing Laičių I Tvenkinys

→ Laičių I Tvenkinys fishing regulations (limits, seasons, special rules)

Frequently asked questions about Laičių I Tvenkinys

Where is Laičių I Tvenkinys?: Laičių I Tvenkinys is a lake in Šiaulių, Lithuania. This page reports official water-quality measurements, shown as reported.
What is the water quality of Laičių I Tvenkinys?: Laičių I Tvenkinys in Šiaulių, Lithuania has official water-quality measurements, shown as reported. Water clarity: 1.4 m visibility. Phosphorus: 40 µg/L. Chlorophyll-a (algae): 20.8 µg/L.
Is Laičių I Tvenkinys safe to swim in?: Laičių I Tvenkinys 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

24 measurements from 1 monitoring station, 2018–2022. Retrieved from Lithuanian lake state monitoring (AAA; not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

Environmental Protection Agency of Lithuania (Aplinkos apsaugos agentūra)aaa-lt24 samples · 2018–2022

Analytical methods

AAA lake state monitoring

Monitoring station identifiers (1)

LTL544

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