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LakeQuality

Lake map

Map shows 3 lakes with coordinates

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Named lakes

LakePlaceTotal phosphorusChlorophyll-aSecchiYear
Barrage de la LiezHaute-Marne—6.0 µg/L1.4 m2026
Barrage de la MoucheHaute-Marne—4.5 µg/L2.5 m2025
Barrage des CharmesHaute-Marne—9.5 µg/L1.5 m2026

Frequently asked questions

How many named lakes are in Haute-Marne?
3 named lakes in Haute-Marne, France, have official chlorophyll-a and Secchi, 2025–2026. Values are the authority's measurements, shown as reported.
Where do the Haute-Marne readings come from?
Haute-Marne pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority, with the year each was taken.

UNEP GEMS/Water Global Freshwater Quality Archive v3 (OPEN / CC BY 4.0). Surface total phosphorus, chlorophyll-a, and Secchi from 2016 onward. Not a LakeQuality A–F grade.