| Rienz | |
|---|---|
 The Rienz river, near St. Lorenzen | |
 | |
| Location | |
| Country | Italy |
| Physical characteristics | |
| Source | |
| • location | Sexten Dolomites |
| • coordinates | 46°38′03″N 12°17′55″E / 46.63417°N 12.29861°E |
| • elevation | 2,180 m (7,150 ft) |
| Mouth | Eisack at Brixen |
• coordinates | 46°42′46″N 11°39′38″E / 46.7129°N 11.6606°E |
| Length | approx. 80 km (50 mi) |
| Basin features | |
| Progression | Eisack→ Adige→ Adriatic Sea |
The Rienz (German pronunciation: [ˈriːɛnts] ; Italian: Rienza [riˈɛntsa]) is a river in South Tyrol, Italy. Its source is located at 2,180 m of altitude, in the Dolomites mountains, south of Toblach: near Toblach it enters in the Puster Valley, and, after 90 km (56 mi), it meets the Eisack river in the city of Brixen, at 550 m of altitude.
The Rienz flows through the following municipalities (source to mouth): Toblach, Niederdorf, Welsberg-Taisten, Olang, Rasen-Antholz, Bruneck, St. Lorenzen, Kiens, Vintl, Mühlbach, Rodeneck and Brixen.
The most significant affluents are:
- Ahr, forming the Ahrntal and responsible of 1/3 of the total discharge.
- Antholzer Bach.
- Gran Ega (Val Badia).
- Gsieser Bach.
- Pragser Bach.
- Pfunderer Bach.
- Wielenbach.
The maximum discharge of the Rienz is around 60 m3/s.