| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Río Mogent |  | Besòs | 31,400 | 41.6351000000 | 2.4538000000 | Map | |||||
| Riu Tenes |  | Castellcir | Besòs | 32,500 | 41.5412000000 | 2.2304600000 | Map | ||||
| riera de Caldes |  | 0 | 111,000,000 | Gallifa | Besòs | 22,000 | 41.5241310000 | 2.1957720000 | Map | ||
| torrent de Vallençana |  | Besòs | 3,200 | 41.4801944444 | 2.2229111111 | Map | |||||
| Riera de Caldes | Besòs |