It is possible that the ramp has a different name or that it no longer exists. Without more information, I am unable to provide details about the type of ramp, its width, the body of water it services, or the types of watercraft permitted.
| BIG SIOUX RIVER NEAR BRUCE | 387cfs |
| BIG SIOUX RIVER NEAR BROOKINGS SD | 575cfs |
| REDWOOD RIVER NEAR MARSHALL | 54cfs |
| FLANDREAU CR ABOVE FLANDREAU SD | 12cfs |