| Potococawa Watershed Structure Y-31a-17 Dam Carroll County | 24 | 1967 | Low | Not Rated |
| Potococawa Watershed Structure Y-31a-05 Dam Carroll County | 15 | 1962 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-34 Dam Carroll County | 21 | 1973 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-28 Dam Carroll County | 25 | 1974 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-26 Dam Carroll County | 30 | 1971 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-20 Dam Carroll County | 30 | 1967 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-19 Dam Carroll County | 23 | 1967 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-18 Dam Carroll County | 17 | 1967 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-15 Dam Carroll County | 28 | 1967 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-13 Dam Carroll County | 39 | 1966 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-12 Dam Carroll County | 34 | 1966 | Low | Poor |
| Potacocawa Watershed Structure Y-31a-11 Dam Carroll County | 38 | 1966 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-10 Dam Carroll County | 34 | 1965 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-09 Dam Carroll County | 31 | 1962 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-07 Dam Carroll County | 32 | 1965 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-05 Dam Carroll County | 27 | 1966 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-03 Dam Carroll County | 33 | 1962 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-02 Dam Carroll County | 32 | 1962 | Low | Not Rated |
| Potacocawa Watershed Structure Y-31a-01 Dam Carroll County | 30 | 1962 | Low | Not Rated |
| Port Gibson Sewage Lagoon Dam Claiborne County | 10 | — | Low | Not Rated |
| Porters Creek Watershed Structure 11 Dam Tippah County | 25 | 1963 | Low | Not Rated |
| Porters Creek Watershed Structure 10 Dam Tippah County | 24 | 1963 | Low | Not Rated |
| Porter Lake Dam Claiborne County | 18 | — | Low | Not Rated |
| Portera Lake Dam Clay County | 10 | — | Low | Not Rated |
| Pontotoc Ridge Experiment Lake Dam Pontotoc County | 15 | — | Low | Not Rated |