The rivière des Saults (French pronunciation: [ʁivjɛʁ de so], "Saults river") is a tributary on the south bank of the Nicolet Southwest River.

Except for the first 2.6 kilometres (1.6 mi) and near the mouth (village), the course of the river pass mainly in agricultural zone.

The "rivière des Saults" has its source at the confluence of the north and south branches, in the Eastern part of the territory of the municipality of Saint-Cyrille-de-Wendover.

From its source (confluence of two brooks), the "rivière des Saults" flows on 24.1 kilometres (15.0 mi), with a drop of 55 metres (180 ft), according to these segments: The "rivière des Saults" empties on the south bank (in a river elbows) of the Nicolet Southwest River, in the village of Sainte-Brigitte-des-Saults.

[1] The toponym "rivière des Saults" was formalized on December 5, 1968, at the Commission de toponymie du Québec.