| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Big River (Missouri) |  | 2,473,438,464 | 400 | Meramec River | 233,000 | 38.4720000000 | -90.6188000000 | Map | |||
| Bourbeuse River | 1,380,000,000 | Meramec River | 240,000 | 38.3991000000 | -90.8898000000 | Map | |||||
| Courtois Creek | Meramec River | 62,100 | 37.8918000000 | -91.0790000000 | Map | ||||||
| Maramec Spring |  | Meramec River | 37.9556000000 | -91.5325000000 | Map | ||||||
| Huzzah Creek (Meramec River tributary) |  | Meramec River | 57,600 | 37.8378000000 | -91.1890000000 | Map |