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LakeQuality

Lake map

Map shows 2 lakes with coordinates

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Named lakes

LakePlaceTotal phosphorusChlorophyll-aSecchiYear
IlmiinjärviSäkylä43 µg/L35 µg/L1.0 m2024
KöyliönjärviSäkylä92 µg/L76 µg/L0.6 m2025

Frequently asked questions

How many named lakes are in Säkylä?
2 named lakes in Säkylä, Finland, have official phosphorus, chlorophyll-a, and Secchi, 2024–2025. Values are the authority's measurements, shown as reported.
Where do the Säkylä readings come from?
Säkylä pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority, with the year each was taken.

Finnish Environment Institute (SYKE) VESLA surface water quality. Not a LakeQuality A–F grade.