| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Do Ouro River (Rio Grande do Sul) | Caí River | -29.3571969000 | -51.2127759000 | Map | |||||||
| Forromeco River | Caí River | -29.4996187000 | -51.3463263000 | Map | |||||||
| Cadeia River |  | Caí River | -29.6304403000 | -51.3782626000 | Map | ||||||
| Do Ouro River (Rio Grande do Sul) | Caí River | -29.3571969000 | -51.2127759000 | Map | |||||||
| Jaguari River (Canastra River tributary) | Caí River | -29.3810000000 | -51.3446545000 | Map |