The Hassel is a river of

Saxony-Anhalt Saxony-Anhalt ( ; ) is a States of Germany, state of Germany, bordering the states of Brandenburg, Saxony, Thuringia and Lower Saxony. It covers an area of and has a population of 2.17 million inhabitants, making it the List of German states ...

, in the East

Harz The Harz (), also called the Harz Mountains, is a highland area in northern Germany. It has the highest elevations for that region, and its rugged terrain extends across parts of Lower Saxony, Saxony-Anhalt, and Thuringia. The name ''Harz'' der ...

Mountains in Germany. It flows through several municipalities including

Stiege Stiege is a village and a former municipality in the district of Harz, in Saxony-Anhalt, Germany. Since 1 January 2010, it is part of the town Oberharz am Brocken. Its population is 862 (2021).Hasselfelde Hasselfelde is a town in the district of Harz, in Saxony-Anhalt, Germany. It is in the eastern Harz, approximately 17 km south of Wernigerode. Since 1 January 2010 it has been part of the town of Oberharz am Brocken. Its population is 1,941 ( ...

. Its source is located not far from Stiege. After about it flows into the

Hassel Auxiliary Dam The Hassel Auxiliary Dam or Hassel DamHassel Dam
at en.structurae.de. Accessed on 23 Jan 10. ( or '' ...

and later into the Rappbode Reservoir.

See also