Lakes in Calvados, France
Find lakes in Calvados: county page for 2 named lakes in France. Official surface phosphorus, chlorophyll-a, and Secchi — not a swim-safety class and not a LakeQuality letter.
Lake map
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Named lakes
| Lake | Place | Total phosphorus | Chlorophyll-a | Secchi | Year |
|---|---|---|---|---|---|
| Barrage du Gast | Calvados | — | 15 µg/L | 1.4 m | 2026 |
| Plan D'Eau de Pont-L'Evêque | Calvados | — | 5.0 µg/L | 2.7 m | 2026 |
Frequently asked questions
- How many named lakes are in Calvados?
- 2 named lakes in Calvados, France, have official chlorophyll-a and Secchi, 2026. Values are measurements, not a LakeQuality A–F grade.
- Does LakeQuality grade lakes in Calvados?
- No. Calvados pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority. A letter on the LakeQuality scale would be an invention.