| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cato River | Nevados de Chillán | Ñuble River | -36.5525000000 | -72.0819444444 | Map | ||||||
| Los Sauces River | Andes | Ñuble River | -36.6783333333 | -71.2913888889 | Map | ||||||
| Río Chillán |  | 11 | Nevados de Chillán | Ñuble River | -36.6033000000 | -72.3378300000 | Map |