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LakeQuality

Lake map

Map shows 2 lakes with coordinates

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Named lakes

LakePlaceTotal phosphorusChlorophyll-aSecchiYear
佐久間ダム貯水池Shizuoka34 µg/L—1.6 m2025
佐鳴湖Shizuoka140 µg/L—0.4 m2025

Frequently asked questions

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

Official surface phosphorus, chlorophyll-a, and/or Secchi. Not a LakeQuality A–F grade — the authority does not publish a letter on this scale.