Jümme is a collective municipality (Samtgemeinde) in the district of Leer in the German state of Lower Saxony. It is named after the River Jümme which flows through all three constituent communities. It has an area of 82.34 km² and a population of 6,421. It is situated in the region of East Frisia. Along with the Samtgemeinde of Hesel, it is one of two in the district. It was formed in the wake of local government reform in 1973. Filsum serves as the administrative centre.
Leda is a river in north-western Germany in the state of Lower Saxony.
Apen is a municipality in the district of Ammerland, in Lower Saxony, Germany.
The Rhume is a 48 km (30 mi) long river in Lower Saxony, Germany. It is a right tributary of the Leine. Its source is the karstic spring of Rhume Spring in Rhumspringe, south of the Harz mountain range. The water drains with high pressure from the ground of the funnel-shaped well, known for its turquoise colour.
The Oder is a 56-kilometre-long (35 mi) river in Lower Saxony, Germany, and a right tributary of the Rhume. Its source is in the Harz mountains, near Sankt Andreasberg. It flows southwest through Bad Lauterberg, Pöhlde and Hattorf am Harz. The Oder flows into the Rhume in Katlenburg-Lindau.
Söse is a river of Lower Saxony, Germany. It is a right tributary of the river Rhume and 38 kilometres (24 mi) long.
Sieber is a river of Lower Saxony, Germany, in the Harz mountains. It is 35 kilometres (22 mi) long and a right hand tributary of the Oder.
Jümme is a river of Lower Saxony, Germany. It is a tributary of the Leda.
The Allerbeeke is a stream of Lower Saxony, Germany. It belongs to the Weser river system in north Germany. With a length of about 14 kilometres (8.7 mi) it flows through the district of Diepholz.
Sule is a river of Lower Saxony, Germany, a tributary of the Große Aue.
Siede is a river of Lower Saxony, Germany. It is a left-hand (northern) tributary of the Große Aue, about 25 kilometres (16 mi) long. It runs mainly through the southern part of the district of Diepholz and belongs to the Weser river system.
The Kleine Aue is a river of Lower Saxony, Germany. It discharges into the Große Aue from the left in Barenburg.
The Altenau is a small river of Lower Saxony, Germany. It rises in the Elm, northeast of Eitzum, a district of Schöppenstedt, and discharges from the right into the Oker near Halchter, a district of Wolfenbüttel.
The Harle is a river of Lower Saxony, Germany, in the district of Wittmund in East Frisia.
Große Lonau is a river in Lower Saxony, Germany.
Kleine Steinau is a river of Lower Saxony, Germany. It is a 9.1-kilometre-long (5.7 mi) tributary of the Sieber, north of Herzberg am Harz in the district of Göttingen.
The Große Steinau is a river of Lower Saxony, Germany.
Große Kulmke is a river of Lower Saxony, Germany.
The Bewer is a river of Lower Saxony, Germany. It is a left, northern tributary of the River Ilme. It flows solely through the municipal territory of the borough of Dassel.
