| Bellacher Weiher | |||||
| Location: | Bellach, Canton of Solothurn | ||||
| Coords: | 47.2139°N 7.4808°W | ||||
| Type: | reservoir | ||||
| Basin Countries: | Switzerland | ||||
| Area: | 3.3ha | ||||
| Max-Depth: | 2m (07feet) | ||||
| Pushpin Map: | Canton of Solothurn#Switzerland#Alps | ||||
| Pushpin Label Position: | bottom | ||||
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Bellacher Weiher (also spelt Bellacherweiher, Bellacher-Weiher, or Weier) is a small lake at Bellach in the Canton of Solothurn, Switzerland. Its surface area is 3.3 ha. The pond was formed in 1548. Lake and surroundings are a nature preserve.