Grumbach is a river of Lower Saxony, Germany. It flows into the Innerste in Wildemann.

Grumbach
Location
CountryGermany
StatesLower Saxony
Physical characteristics
Mouth 
 • location
Innerste
 • coordinates
51°49′43″N 10°16′54″E / 51.8286°N 10.2817°E / 51.8286; 10.2817
Basin features
ProgressionInnersteLeineAllerWeserNorth Sea

See also edit