Lac de Pérolles
Lac de Pérolles, a reservoir formed by Maigrauge Dam, is a reservoir on the Saane/Sarine river at Fribourg, in western Switzerland. Its surface area is . The dam was built in 1872, and its height was increased by  in 1910. The watershed (or catchment) is . The Maigrauge Dam has a gated spillway. References

External links
Réserve naturelle du lac de Pérolles 

Perolles
Fribourg
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