| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cara Paraná River | 8,026,999,808 | Putumayo river | 260,000 | ||||||||
| Cotuhé River | Putumayo river | ||||||||||
| Guamués River |  | 504 | 4,780,000,256 | Laguna de la cocha | Putumayo river | 140,000 | -3.0800000000 | -67.5800000000 | Map | ||
| Igara Paraná River | 12,945,000,448 | Putumayo river | 430,000 | -2.1703972222 | -71.7761722222 | Map | |||||
| Pureté River | Putumayo river | -3.0147222222 | -69.0330555556 | Map |