Waterbody Type:

Mid-sized coarse substrate-dominated siliceous highland river (type 9)
Small coarse substrate-dominated calcareous highland river (type 7)
Small coarse substrate-dominated siliceous highland river (type 5)
Elevation:122 m.a.s.l. to 447 m.a.s.l 
Lenght:33.5 km
Discharge:Mean low water: 0.6 m3/s
Average discharge: 4 m3/s
Mean high water: 41 m3/s
Basin:262 km2
Particularities:In its middle section, the River Hönne flows through vast limestone deposits in the Hagen-Iserlohn area. As a result, at times the river runs dry.