The Rienz ( _it. Rienza, _de. Rienz) is a
riverin the province of Bolzano, Northern Italy. Its source is located at 2,180 m of altitude, in the Dolomites, south of Toblach: near Toblach it enters the Pustertal(Val Pusteria), and, after 90 km, it meets the Isarco Riverin 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, Rodeneckand Brixen.
The most significant affluents are:
Aurino, forming the Ahrntaland responsible of 1/3 of the total discharge
Rio Gadera( Val Badia)
The maximum discharge of the Rienz is around 60 m³/s.
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