| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ibias (river) | 1,600 | Navia | 45,000 | 43.0957974800 | -6.9119706000 | Map | |||||
| Río Agüeira |  | Fonsagrada | Navia | 47,000 | 43.2967400000 | -6.8337500000 | Map | ||||
| Río de Pendia | Navia | ||||||||||
| Río del Oro (Asturias) | Allande | Navia | 20,000 | ||||||||
| Río Frío (Asturias) | Navia | 7,000 |