Lakes in Landes, France
Find lakes in Landes: county page for 15 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 D'Hagetmau-Monségur | Landes | 29 µg/L | 6.6 µg/L | 1.2 m | 2023 |
| Barrage de Duhort-Bachen | Landes | 97 µg/L | 6.9 µg/L | 0.8 m | 2023 |
| Barrage de la Gioulé | Landes | 80 µg/L | 19 µg/L | 0.5 m | 2023 |
| Barrage de Miramont-Sensacq | Landes | 105 µg/L | 13 µg/L | 0.6 m | 2022 |
| Barrage de Tailluret | Landes | 111 µg/L | 26 µg/L | 0.3 m | 2022 |
| Etang de Garros | Landes | — | 23 µg/L | 0.6 m | 2024 |
| Etang de Hardy | Landes | — | 4.9 µg/L | 1.1 m | 2024 |
| Etang de Laprade | Landes | — | 7.6 µg/L | 1.3 m | 2022 |
| Etang de Moisan | Landes | — | 55 µg/L | 0.5 m | 2022 |
| Etang de Moliets | Landes | — | 5.9 µg/L | 1.6 m | 2022 |
| Etang du Turc | Landes | — | 27 µg/L | 0.7 m | 2024 |
| Etang Noir | Landes | — | 35 µg/L | 1.0 m | 2024 |
| Lac D'Arjuzanx | Landes | 10 µg/L | 0.60 µg/L | 8.3 m | 2023 |
| Lac de Commanday | Landes | 10 µg/L | 0.60 µg/L | 5.0 m | 2020 |
| Lac des Quatre Cantons | Landes | 10 µg/L | 2.8 µg/L | 4.3 m | 2020 |
Frequently asked questions
- How many named lakes are in Landes?
- 15 named lakes in Landes, France, have official phosphorus, chlorophyll-a, and Secchi, 2020–2024. Values are measurements, not a LakeQuality A–F grade.
- Does LakeQuality grade lakes in Landes?
- No. Landes pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority. A letter on the LakeQuality scale would be an invention.