Kulmke

Kulmke
Location near Sieber in Osterode am Harz in Lower Saxony
Length 2 km
Confluence of the Große and Kleine Kulmke
51°42′40″N 10°27′47″E / 51.711056°N 10.463111°ECoordinates: 51°42′40″N 10°27′47″E / 51.711056°N 10.463111°E
Source height 392 m
Mouth Sieber
51°42′04″N 10°26′33″E / 51.701194°N 10.442528°E
Mouth height 355 m
Descent 37 m
Basin Weser
Progression Sieber (river) Oder (Harz) Rhume Leine Aller Weser
Catchment ca. 13.5 km²

The Kulmke is a tributary of the Sieber near Sieber in the district of Osterode am Harz in the north Germany state of Lower Saxony. It begins at 392 m with the confluence of the Große and Kleine Kulmke. It then flows 2 km in a west-southwesterly (later south-southwesterly) direction before discharging into the Sieber.