| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Botas River | Iguaçu | -22.6970199000 | -43.3516638000 | Map | |||||||
| Capivari River (Rio de Janeiro) |  | Iguaçu | -22.6945520000 | -43.3397047000 | Map | ||||||
| Rio Pati | Iguaçu | ||||||||||
| Sarapuí River (Rio de Janeiro) | 650,000,000 | Iguaçu | -22.7405555556 | -43.2558333333 | Map | ||||||
| Tinguá River | Iguaçu | -22.6568497000 | -43.4012384000 | Map |