| Ruwer | |
|---|---|
 Ruwer valley near Kasel | |
 | |
| Location | |
| Country | Germany |
| State | Rhineland-Palatinate |
| Physical characteristics | |
| Source | |
| • location | Hunsrück |
| Mouth | |
• location | Moselle |
• coordinates | 49°47′08″N 6°42′19″E / 49.7855°N 6.7052°E |
| Length | 46 km (29 mi) |
| Basin size | 238 km2 (92 sq mi) |
| Basin features | |
| Progression | Moselle→ Rhine→ North Sea |
The Ruwer is a river in Germany with a length of 46 kilometres (29 mi). It is a right tributary of the Moselle. The valley of the Ruwer is a part of the Moselle wine-growing region near Trier in the state of Rhineland-Palatinate. It is famous for its Riesling wines, see Ruwer (region), and, prior to 1 August 2007, the Moselle region used to be known as Moselle-Saar-Ruwer.
In the lower Ruwer valley are the villages of Waldrach, Kasel, Mertesdorf, Eitelsbach and Ruwer.