| distance | reference number | name | latitude | longitude |
| 47.8 | 2959 | Steinhatchee River ent., Deadman Bay, Florida | 29.6667 | -83.4 |
| 49.7 | 989 | Fishermans Rest, Florida | 29.7333 | -83.5333 |
| 50.0 | 2898 | Spring Warrior Creek, Florida | 29.9167 | -83.6833 |
| 55.5 | 2225 | Pepperfish Keys, Florida | 29.5 | -83.3667 |
| 56.8 | 2564 | Rock Islands, Florida | 29.9667 | -83.8333 |
| 63.9 | 3007 | Suwannee River entrance, Florida | 29.2833 | -83.15 |
| 64.1 | 115 | Aucilla River entrance, Florida | 30.0833 | -84 |
| 71.9 | 492 | Cedar Key, Gulf Of Mexico, Florida | 29.135 | -83.0317 |
| 72.6 | 1517 | Kings Ferry, St. Marys River, Florida | 30.7867 | -81.84 |
| 73.2 | 792 | Doctors Lake, Peoria Point, Florida | 30.12 | -81.7583 |
| 73.5 | 266 | Black Creek, S.C.L. RR. bridge, Florida | 30.08 | -81.7617 |
| 73.7 | 383 | Burnt Fort, Satilla River, Georgia | 30.95 | -81.9 |
| 74.1 | 3136 | Trout River, Sherwood Forest, Florida | 30.42 | -81.7283 |
| 74.6 | 2924 | St. Marks lighthouse, Apalachee Bay, Florida | 30.0783 | -84.1783 |
| 75.2 | 2925 | St. Marks, St. Marks River, Florida | 30.15 | -84.2 |
| 75.4 | 2141 | Ortega River Entrance, Florida | 30.2783 | -81.705 |
| 75.8 | 2534 | Ribault River, Trout River, Lake Forest, Florida | 30.3983 | -81.6983 |
| 76.6 | 2130 | Orange Park Landing, Orange Park, St. Johns River, | 30.1683 | -81.695 |
| 76.6 | 1358 | I-295 bridge (west end), Florida | 30.1917 | -81.6917 |
| 76.6 | 1359 | I-295 Bridge (west end), St. Johns River, Florida | 30.1917 | -81.6917 |
| 77.8 | 1656 | Little St. Marys River, Florida | 30.7317 | -81.7267 |
| 78.0 | 1866 | Moncrief Creek entrance, Trout River, Florida | 30.3917 | -81.6617 |
| 78.1 | 2268 | Piney Point, St. Johns River, Florida | 30.2283 | -81.6633 |
| 78.1 | 1736 | Main Street Bridge, Jacksonville, Florida | 30.32 | -81.6583 |
| 78.1 | 1737 | Main Street Bridge, St. Johns River, Florida | 30.32 | -81.6583 |