Abzucht (Oker)

The Abzucht, also known in its upper reaches as the Wintertalbach, is a 12.1km long, orographically left-hand, tributary of the Oker in Lower Saxony, Germany. The stream flows through the town of Goslar.GeographyThe Abzucht rises in the upper Winter valley as the Wintertalbach at an elevation of 722m NN. Its source lies on the northeast flank of the Schalke. From here the stream flows initially in a northeasterly direction. West of the Rammelsberg the Abzucht is impounded by the Herzberger Teich. Below this pond the canalised stream passes through the area of the Rammelsberg Mine and reaches the southern edge of the town of Goslar. Here it is joined by the Gose from the left before the Abzucht swings towards the east. After running through the Old Town of Goslar it continues on, accompanied by the B 498 federal road to Goslar-Oker where it discharges into the Oker from the left at an elevation of.Along its 12.1km long course the Abzucht descends a total of 188m, which represents an average incline of 15.5 ‰. The stream drains a catchment area of 31.61km2 before its waters pass down the Oker, Aller and Weser to the North Sea.