Lake Sempach

General data
- Water type: Natural lake
- Progression: Suhre -> Aare -> Rhine -> Waal -> Upper Merwede (Boven Merwede) -> Lower Merwede (Beneden Merwede) -> Old Meuse (Oude Maas) -> Het Scheur -> Nieuwe Waterweg (New Waterway) -> North Sea -> Atlantic Ocean -> Planet Earth
- Climates: Continental
- Continents: Europe
- Countries: Switzerland
Description
Lake Sempach (German: Sempachersee) is a lake in the canton of Lucerne, Switzerland. Its area is about 14.5 km2 (5.6 sq mi) and its maximum depth is 87 m. A 50-metre-large island named Gamma Insel is located east of Sursee.