| Shop-Natural Materials Llc | 1.9 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Clark Quarry | 1.9 mi | Stone, Crushed/Broken | Surface | Producer |
| Schemmer Quarry | 2.1 mi | Stone, Crushed/Broken | Surface | Unknown |
| Schemmer Concrete Materials | 2.2 mi | Sand and Gravel, Construction | Surface | Producer |
| Woodbine Pit | 6.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 12.4 mi | Sand and Gravel, Construction | Surface | Unknown |
| J McWilliams | 12.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Pisgah Pit | 12.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Loveland Sand Pit | 12.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Wallace Pit | 14.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 15.7 mi | Sand and Gravel, Construction | Surface | Unknown |
| Unknown | 16.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Little Sioux Pit | 16.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Fort Calhoun Underground Mine | 17.3 mi | Crushed, Broken Limestone NEC | Underground | Active |
| Fort Calhoun Stone East Quarry | 17.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Dunlap Pit | 18.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Rause Pit | 18.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Rinker Materials Ft Calhoun West Quarry | 19.3 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Unknown | 20.0 mi | Stone, Crushed/Broken | Surface | Unknown |
| Rogers Pit | 21.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Crescent Quarry | 22.5 mi | Sand and Gravel, Construction, Stone, Crushed/Broken | Surface | Producer |
| Unknown | 23.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 23.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Onawa Pit | 23.6 mi | Sand and Gravel, Construction | Surface | Unknown |
| Pit #75 Genoa | 23.7 mi | Construction Sand and Gravel | Surface | Abandoned |
| Unknown | 24.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Dow City Pit | 24.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Harlan Pit & Plant | 24.7 mi | Sand and Gravel, Construction | Surface | Producer |
| Hively Pit | 24.9 mi | Sand and Gravel, Construction | Surface | Past Producer |