| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Indian Creek (Iowa River tributary) | Iowa River | 41.2314170000 | -91.2368180000 | Map | |||||||
| Otter Creek (Iowa River tributary) | Iowa River | 41.1166993000 | -91.1307034000 | Map | |||||||
| English River (Iowa) |  | Iowa River | 137,000 | 41.4875000000 | -91.5018000000 | Map | |||||
| Cedar River (Iowa River tributary) |  | 174 | Iowa River | 544,000 | 41.2830555556 | -91.3469444444 | Map |