Rotach

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Rotach
The Rotach at Friedrichshafen
Location
Country	Germany
State	Baden-Württemberg
Physical characteristics
Source
• elevation	620 m (2,030 ft)
Mouth
• location	Lake Constance
• coordinates	47°38′59″N 9°29′43″E / 47.64972°N 9.49528°E / 47.64972; 9.49528 (Rotach mouth)
• elevation	395 m (1,296 ft)
Length	39.4 km (24.5 mi) [1]
Basin size	136 km2 (53 sq mi) [1]
Basin features
Progression	Rhine→ North Sea

The Rotach is a 39-kilometre-long (24 mi) tributary of Lake Constance, which drains to the Rhine, in the German state of Baden-Württemberg. The river source is near the municipality of Wilhelmsdorf. It flows southward through Horgenzell and Oberteuringen before emptying into Lake Constance at the city of Friedrichshafen.