| Bowers Sand Pit | 1.9 mi | Sand and Gravel, Construction | Surface | Producer |
| Holland Pit | 2.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Grundy Center Pit | 3.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 6.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| John Harms | 6.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 8.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Tack Quarry | 11.0 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 11.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Portable Number 2 | 11.4 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Unknown | 11.5 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 11.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Reiken Quarry | 11.8 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 12.4 mi | Sand and Gravel, Construction | Surface | Unknown |
| Limburg Pit | 12.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Parkersburg Wash Plant | 12.9 mi | Construction Sand and Gravel | Surface | Abandoned |
| Lamken Pit | 13.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Conrad Quarry | 14.1 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Austinville Pit | 14.7 mi | Sand and Gravel, Construction | Surface | Unknown |
| Neymeyer Quarry | 14.9 mi | Stone, Crushed/Broken | Surface | Producer |
| Unknown | 15.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Gladbrook Brick and Tile Co. | 15.5 mi | Clay | Surface | Past Producer |
| Unknown | 15.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Wolleson Pit | 15.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Park Quarry | 15.8 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Mohler Pit | 16.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Crosser Pit | 16.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Eldora Pipe and Tile Co. | 16.6 mi | Clay | Surface | Past Producer |
| Gifford Quarry | 17.1 mi | Stone, Crushed/Broken | Surface | Producer |
| Lloyd Pit | 17.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 17.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Wardman Pit | 17.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Gehrke Quarries Inc | 17.5 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Frericks Pit | 17.5 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Hackney Quarry | 17.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 17.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Humke Quarry | 17.7 mi | Stone, Crushed/Broken | Surface | Unknown |
| Hardin City Pit | 17.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Jonker Brick and Tile Co. | 17.9 mi | Clay | Surface | Past Producer |
| Cti Ready Mix, Inc Dba Concrete Inc. | 18.0 mi | Construction Sand and Gravel | Surface | Intermittent |
| Unknown | 18.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Carolus Quarry | 18.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 18.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Penfield Pit | 18.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Brandt Pit | 18.6 mi | Sand and Gravel, Construction | Surface | Producer |
| Unknown | 18.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Hardin Aggregates Sand Pit & Plant | 18.7 mi | Sand and Gravel, Construction | Surface | Producer |
| Eagle City Quarry | 18.9 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 18.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Waterloo and Cedar Falls Brick Co. | 18.9 mi | Clay | Surface | Past Producer |
| Unknown | 18.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Site 1 | 19.1 mi | Construction Sand and Gravel | Surface | Active |
| Harris Quarry | 19.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 19.6 mi | Limestone, Dimension | Surface | Past Producer |
| Union Grove Quarry | 19.7 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 19.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 19.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 20.0 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Oltmann Quarry | 20.1 mi | Stone, Crushed/Broken | Surface | Producer |
| Butler Pit | 20.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 20.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Yokom Quarry | 20.5 mi | Stone, Crushed/Broken | Surface | Producer |
| Bruns Quarry | 20.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 20.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Klein Pit | 20.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| McCormick Pit | 20.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Stead Bros. and Guenther Clay Pit | 20.9 mi | Clay | Surface | Past Producer |
| Assink Sand & Gravel Pit | 21.2 mi | Sand and Gravel, Construction | Surface | Producer |
| Dobbs Pit | 21.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Janssen Pit | 21.4 mi | Sand and Gravel, Construction | Surface | Producer |
| Waterloo Sand Plant | 21.4 mi | Sand and Gravel, Construction | Surface | Producer |
| Unknown | 21.5 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Shell Rock Quarry | 21.5 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 21.5 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 21.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 21.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Riekena Pit | 21.8 mi | Sand and Gravel, Construction | Surface | Producer |
| Corrick Quarry | 21.9 mi | Limestone, Dimension | Surface | Past Producer |
| Nerhing Pit | 21.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 21.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Waterloo Sand | 22.1 mi | Construction Sand and Gravel | Surface | Active |
| Kreymeyer Pit | 22.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 22.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Lyman Pit | 22.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Stevenson Pit | 23.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Burton Avenue Quarry | 23.1 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 23.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 23.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 23.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Miller Quarry | 23.5 mi | Stone, Crushed/Broken | Surface | Producer |
| Shell Rock Pit | 23.7 mi | Sand and Gravel, Construction | Surface | Producer |
| Unknown | 23.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Screen #1 McDowell & Sons Lime Company | 23.8 mi | Construction Sand and Gravel | Surface | Abandoned |
| Rockton Quarry | 24.0 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Stinson Excavating Co. Pit | 24.0 mi | Sand and Gravel, Construction | Surface | Producer |
| Weldon Sand and Gravel Plant | 24.0 mi | Sand and Gravel, Construction | Surface | Producer |
| Unknown | 24.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Waterloo Pit and Plant | 24.1 mi | Sand and Gravel, Construction | Surface | Producer |
| Unknown | 24.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Iowa Falls Pit | 24.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 24.3 mi | Sand and Gravel, Construction | Surface | Past Producer |