| Lac de l'Abbaye | |
| Location: | Grande-Rivière, Jura department, Franche-Comté |
| Coords: | 46.53°N 5.9124°W |
| Pushpin Map: | France Franche-Comté |
| Catchment: | 3.25km2 |
| Basin Countries: | France |
| Length: | 2.1km (01.3miles) |
| Area: | 0.9km2 |
| Depth: | 9.5m (31.2feet) |
| Max-Depth: | 19.5m (64feet) |
| Volume: | 5.8hm3 |
| Elevation: | 879m (2,884feet) |
Lac de l'Abbaye, also known as Lac de Grandvaux or Lac de la Grande Rivière, is a glacial lake in the commune of Grande-Rivière, in the Jura department of France. It is located at an altitude of, on the edge of Jura Mountains, south of Saint-Laurent-en-Grandvaux.[1]
The lake owes its name to the abbey of Saint-Claude, which was constructed its banks in the 12th century. Only the reconstructed 19th century church remains.[2] [3]
The lake is in length, wide, covering an area of . There is a small inflow at the northern end, but the lake is mainly fed from precipitation. Water is lost via a sinkhole. The catchment area of the lake is approximately .[4]