| Sumter Asphalt Pit | 4.6 mi | Sand and Gravel, Construction | Surface | Producer |
| White's Mill Prospect | 5.6 mi | Iron | — | Prospect |
| Francis Moise Prospect | 5.9 mi | Iron | — | Prospect |
| Smg Pit | 10.2 mi | Sand and Gravel, Construction | Surface | Producer |
| Sumter Sand | 10.6 mi | Construction Sand and Gravel | Surface | Active |
| Victor Moise Prospect | 11.2 mi | Iron | — | Prospect |
| H M McLaurin Prospect | 11.9 mi | Iron | — | Prospect |
| Wedgefield Waterree Pit | 13.7 mi | Clay | Surface | Producer |
| Wedgefield Mine | 13.7 mi | Clay | — | Unknown |
| Wateree River | 16.0 mi | Iron, Zirconium, Thorium, Titanium | — | Unknown |
| The Burke Mine | 16.4 mi | Construction Sand and Gravel | Surface | Abandoned |
| Unidentified Mine | 16.4 mi | Clay | — | Unknown |
| Hasskamp Sand & Gravel | 16.5 mi | Construction Sand and Gravel | Surface | Abandoned |
| Horatio | 16.7 mi | Iron, Zirconium, Thorium, Titanium | — | Unknown |
| Columbia Quarry | 17.1 mi | Stone, Crushed/Broken | Surface | Producer |
| Rhinehart No. 1 Mine | 17.3 mi | Sand and Gravel, Construction | Surface | Producer |
| Horatio | 17.7 mi | Sand and Gravel, Construction | — | Producer |
| Mingo Mine | 17.8 mi | Clay | Surface | Producer |
| Gum Swamp | 18.2 mi | Titanium, Thorium, Iron, Zirconium | — | Unknown |
| Lake Marion Mine | 18.7 mi | Clay | Surface | Past Producer |
| Lamar Pit | 19.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Lamar Pit | 19.1 mi | Sand and Gravel, Construction | — | Unknown |
| Route U. S. 601 | 19.5 mi | Iron, Thorium, Zirconium, Titanium | — | Unknown |
| Hagood Sand - Gravel Pit | 19.6 mi | Sand and Gravel, Construction | — | Past Producer |
| Harvin Sand + Gravel Mine | 19.7 mi | Sand and Gravel, Construction | — | Unknown |
| Sumters Landing | 19.7 mi | Iron, Zirconium, Thorium, Titanium | — | Unknown |
| Becker Sand and Gravel | 19.8 mi | Sand and Gravel, Construction | — | Unknown |
| Congaree River (sample 2) | 20.0 mi | Iron, Titanium, Thorium | — | Unknown |
| Congaree River (sample 1) | 20.0 mi | Iron, Titanium, Thorium | — | Unknown |
| Camden Pit | 20.1 mi | Sand and Gravel, Construction | — | Unknown |
| Camden Pit | 20.1 mi | Sand and Gravel, Construction | Surface | Producer |
| Becker Pit | 20.2 mi | Sand and Gravel, Construction | — | Unknown |
| Becker Pit | 20.2 mi | Sand and Gravel, Construction | Surface | Producer |
| Smith Paving Co Mine | 20.8 mi | Sand and Gravel, Construction | — | Past Producer |
| Otter Lake | 20.8 mi | Iron, Zirconium, Thorium, Titanium | — | Unknown |
| Lee Pit | 21.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Hills-Labruce | 22.2 mi | Clay | — | Unknown |
| McCaskill Creek | 22.6 mi | Iron, Zirconium, Thorium, Titanium | — | Unknown |
| Colonels Creek | 23.2 mi | Iron, Titanium, Thorium, Zirconium | — | Unknown |
| Ancrum Ferry | 23.4 mi | Iron, Zirconium, Thorium, Titanium | — | Unknown |