| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Calore Irpino |  | 32 | 3,057,999,872 | 1,660 | Volturno | 108,000 | 40.7887000000 | 14.9885600000 | Map | ||
| Carpino | Volturno | ||||||||||
| Isclero |  | Volturno | 30,000 | 41.1346100000 | 14.4198700000 | Map | |||||
| Lete (fiume) | 119 | Volturno | 20,000 | ||||||||
| Rivo Tella | 4 | Volturno | 20,000 |