| Waterway | Captain of the Port Authority | Search and Rescue | Aids to Navigation |
|---|---|---|---|
| Arkansas River | 0.0 - 444.8 | All | All Navigable |
| Atchafalaya | (MSU Baton Rouge and MSU Morgan City) | 0.0 - 5.0 | 0.0 - 5.0 |
| Lower Mississippi River | 303 - 869 | 233.9 - 953.8 | 155 - 813 |
| Ouachita / Black River | 0.0 - 340 | All | All Navigable |
| Red River | 0.0 - 236 | All | All Navigable |
| White River | 0.0 - 256 | All | All Navigable |
| Wolf River Chute | 0.0 - 3.0 | All | Not Applicable |
| Yazoo River | 0.0 - 188 | All | All Navigable |