Lac de Salanfe is a lake in the municipality of Evionnaz, Valais, Switzerland. The reservoir is located at an elevation of 1925 m. Its surface area is 1.62 km² (0.63 sq mi).

Lac de Salanfe
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Location	Valais
Coordinates	46°8′21″N 6°57′17″E / 46.13917°N 6.95472°E / 46.13917; 6.95472
Catchment area	18.4 km2 (7.1 sq mi)
Basin countries	Switzerland
Max. length	2 km (1.2 mi)
Surface area	1.62 km2 (0.63 sq mi)
Max. depth	48 m (157 ft)
Surface elevation	1,925 m (6,316 ft)

It can be reached by 6.5 km-long footpath from Vernayaz.

The dam Salanfe was completed in 1952.

Different major walking trails cross in Salanfe. The two biggest are 'Le tour des Dents du Midi' and the Via Alpina. Many hikers stay the night at the refuge situated next to the lake.^[1]