| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apure River |  | 147,000,000,512 | Orinoco | 1,580,000 | 7.2988000000 | -70.6916000000 | Map | ||||
| Arauca River |  | 800 | 24,999,999,488 | Orinoco | 1,050,000 | 7.5568444444 | -66.4542694444 | Map | |||
| Aro River | Orinoco | 7.9825000000 | -64.1655555556 | Map | |||||||
| Atabapo River |  | 700 | Orinoco | 131,000 | 4.0411100000 | -67.7030600000 | Map | ||||
| Capanaparo River |  | Orinoco | 650,000 | 7.0297222222 | -67.1055555556 | Map |