Lakes in Nièvre, France
Find lakes in Nièvre: county page for 7 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 de Pannecière-Chaumard | Nièvre | — | 9.0 µg/L | 2.4 m | 2026 |
| Barrage de Saint-Agnan | Nièvre | — | 8.0 µg/L | 1.2 m | 2026 |
| Barrage des Settons | Nièvre | — | 5.5 µg/L | 2.1 m | 2026 |
| Barrage du Crescent | Nièvre | — | 8.0 µg/L | 1.6 m | 2026 |
| Etang de Baye | Nièvre | 135 µg/L | 9.9 µg/L | 1.0 m | 2024 |
| Etang de Vaux | Nièvre | — | 11 µg/L | 1.0 m | 2024 |
| Réservoir de Chaumeçon | Nièvre | — | 2.5 µg/L | 2.3 m | 2025 |
Frequently asked questions
- How many named lakes are in Nièvre?
- 7 named lakes in Nièvre, France, have official phosphorus, chlorophyll-a, and Secchi, 2024–2026. Values are measurements, not a LakeQuality A–F grade.
- Does LakeQuality grade lakes in Nièvre?
- No. Nièvre pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority. A letter on the LakeQuality scale would be an invention.