| Lake Sempach | |||||
| Other Name: | Sempachersee | ||||
| Location: | Canton of Lucerne | ||||
| Coords: | 47.1444°N 17.1°W | ||||
| Inflow: | Gross Aa, Chli Aa (Sempachersee), Meierhofbach, Wilibach, Dorfbach (Sempachersee), Brandbach, Röllbach (Sempachersee), Lipperütibach, and some unnamed | ||||
| Outflow: | Suhre | ||||
| Basin Countries: | Switzerland | ||||
| Area: | 14.5km2 | ||||
| Depth: | 44m (144feet) | ||||
| Max-Depth: | 87m (285feet) | ||||
| Volume: | 0.66km3 | ||||
| Residence Time: | 16.9 years | ||||
| Elevation: | 503.77m (1,652.79feet) | ||||
| Islands: | Gamma Insel | ||||
| Cities: | Sursee, Sempach | ||||
| Pushpin Map: | Canton of Lucerne#Switzerland#Alps | ||||
| Pushpin Label Position: | bottom | ||||
| Embedded: |
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Lake Sempach (German: Sempachersee) is a lake in the canton of Lucerne, Switzerland. Its area is about 14.5km2 and its maximum depth is 87m (285feet).
A 50adj=midNaNadj=mid island named Gamma Insel is located east of Sursee.
In the 17th century the lake counted with five ferries, that brought goods to the weekly market in Sursee.[1]
Many inhabitants of local areas swim, boat, paddle, and fish in Lake Sempach, due to its ease of accessibility.