Daade
The Daade is the largest tributary of the River Heller, in the district of Altenkirchen in the northeast of the German state of Rhineland-Palatinate. It flows through the northeastern part of the Westerwald. It is long and has a catchment area of.
The Daade Valley Railway runs along the Daade from Daaden via Alsdorf to Betzdorf, on the main line from Cologne to Siegen.
Villages
The villages on the Daade are:Tributaries
The tributaries of the Daade are the:Derscherbach Birenbach Friedewalderbach Dreisbach SchutzbachAll left tributaries have their sources on the Neunkhausen-Weitefeld Plateau, but cut deep valleys in the Heller Upland.