| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pasión River |  | 322 | 12,156,000,256 | 250 | Alta Verapaz Department | Usumacinta River | 353,900 | 16.4811100000 | -90.5441700000 | Map | |
| Salinas River (Guatemala) | Usumacinta River | 113,000 | 16.0758900000 | -90.4428600000 | Map | ||||||
| San Pedro River (Guatemala) |  | 14,334,999,552 | Petén Department | Usumacinta River | 186,000 | 17.2796000000 | -90.9877000000 | Map | |||
| Chixoy River | 1,250,000,000 | Quiché Department | Usumacinta River | 529,000 | 16.4797222200 | -90.5436111100 | Map |