Chapfensee

Chapfensee
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Location	Mels, Canton of St. Gallen
Coordinates	47°02′52.1″N 9°22′53.6″E / 47.047806°N 9.381556°E / 47.047806; 9.381556
Type	reservoir
Surface area	9 ha (22 acres)1
Water volume	430,000 m3 (350 acre⋅ft)
Surface elevation	1,029 m (3,376 ft)
Location
Interactive map of Chapfensee

Chapfensee is a reservoir at Mels, Canton of St. Gallen, Switzerland. The area around the reservoir is a nature preserve.

The reservoir was built in 1946/1947 and used to generate power at the plant Plons.