Skip to main content
LakeQuality

Lake map

Map shows 3 lakes with coordinates

Loading map…

Named lakes

LakePlaceTotal phosphorusChlorophyll-aSecchiYear
北潟湖Ishikawa57 µg/L—0.6 m2025
木場潟Ishikawa70 µg/L—0.5 m2025
河北潟Ishikawa82 µg/L—0.7 m2025

Frequently asked questions

How many named lakes are in Ishikawa?
3 named lakes in Ishikawa, Japan, have official phosphorus and Secchi, 2025. Values are the authority's measurements, shown as reported.
Where do the Ishikawa readings come from?
Ishikawa 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.