| Gigerwaldsee | |
|---|---|
 | |
  Gigerwaldsee  Gigerwaldsee  Gigerwaldsee | |
 map | |
| Location | Canton of St. Gallen |
| Coordinates | 46°54′51″N 9°22′24″E / 46.91417°N 9.37333°E |
| Type | reservoir |
| Catchment area | 52.06 km2 (20.10 sq mi) |
| Basin countries | Switzerland |
| Surface area | 0.71 km2 (0.27 sq mi) |
| Max. depth | 135 m (443 ft) |
| Water volume | 35.6 million cubic metres (28,900 acre⋅ft) |
| Surface elevation | 1,335 m (4,380 ft) |
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Gigerwaldsee is a reservoir in the municipality of Pfäfers, in the Canton of St. Gallen, Switzerland. The reservoir has a volume of 35.6 million m³ and a surface area of 71 ha (180 acres).
The arch dam Gigerwald was completed in 1976. It has a height of 147 m.
