Diemel
The Diemel near Trendelburg
Location
Country	Germany
Physical characteristics
Source
• location	Sauerland
• coordinates	51°15′59″N 8°39′05″E / 51.26639°N 8.65139°E / 51.26639; 8.65139
• elevation	680 m (2,230 ft)
Mouth
• location	Weser
• coordinates	51°38′33″N 9°26′52″E / 51.64250°N 9.44778°E / 51.64250; 9.44778
Length	110.4 km (68.6 mi) [1]
Basin size	1,762 km2 (680 sq mi) [1]
Basin features
Progression	Weser→ North Sea
Tributaries
• right	Twiste

The Diemel is a river in Hesse and North Rhine-Westphalia, Germany. It is a left tributary of the Weser.

Route

The source of the Diemel is near Willingen, in Sauerland. The Diemel flows generally northeast through the towns Marsberg, Warburg, and Trendelburg. It flows into the Weser in Bad Karlshafen.