| Chino Plant | 2.3 mi | Clay | Surface | Producer |
| Pomona Brick Co. | 4.1 mi | Clay | Surface | Past Producer |
| Elmira | 4.9 mi | Gold | Placer | Past Producer |
| Pomona Brick Co | 5.5 mi | Clay | — | Prospect |
| Featherstone Deposit | 7.3 mi | Diatomite | — | Producer |
| Featherstone Deposit | 7.8 mi | Diatomite | Surface | Past Producer |
| Mountain View Plant | 8.0 mi | Construction Sand and Gravel | Surface | Abandoned |
| Claremont Pit | 8.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Alvardo Hot Springs | 8.6 mi | Geothermal | — | Occurrence |
| Valentine Pit | 9.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Upland Pit | 9.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Upland Pit and Mill | 9.2 mi | Construction Sand and Gravel | Surface | Active |
| Star Quarry | 9.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Prado Pit | 9.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Upland Pit | 9.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Prado | 9.5 mi | Construction Sand and Gravel | Surface | Abandoned |
| Plant 5 | 9.5 mi | Crushed, Broken Stone NEC | Surface | Abandoned |
| San Antonio Materials | 9.5 mi | Construction Sand and Gravel | Surface | Abandoned |
| Upland South Pit | 9.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Linda Dadian Esq | 9.6 mi | Coal (Bituminous) | Facility | Abandoned |
| Unnamed Location | 9.7 mi | Clay | Surface | Unknown |
| Star | 9.8 mi | Construction Sand and Gravel | Surface | Abandoned |
| Upland Pit | 9.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Consolidated Rock Products Co. | 10.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Dayton Trucking (Portable) | 10.0 mi | Construction Sand and Gravel | Surface | Intermittent |
| Irvine Lake Pit | 10.3 mi | Sand and Gravel, Construction | Surface | Producer |
| Owl Pit | 10.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Dominguez Lease Pit | 10.4 mi | Clay | Surface | Past Producer |
| Marine Mine | 10.5 mi | Clay | Surface | Past Producer |
| Lordsburg Deposit | 10.5 mi | Stone | — | Producer |
| Lordsburg Deposit | 10.5 mi | Stone, Dimension | Surface | Past Producer |
| Upland Plant | 10.6 mi | Construction Sand and Gravel | Surface | Abandoned |
| Claymont Mines | 10.6 mi | Clay | Surface | Past Producer |
| Lindauer Deposit | 10.8 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Lindauer Corp | 10.9 mi | Sand and Gravel, Construction | — | Past Producer |
| Upland Pit and Mill | 11.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Irvine Shale Mine | 11.0 mi | Clay | — | Occurrence |
| Plant A | 11.1 mi | Sand, Industrial NEC | Surface | Abandoned |
| Upland Pit | 11.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Orange Quarry | 11.1 mi | Stone, Crushed/Broken | Surface | Producer |
| Lindauer & Sopns | 11.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Garber Brickk & Tile Co. | 11.4 mi | Clay | Surface | Past Producer |
| Gypsum Canyon Pit | 11.4 mi | Clay | Surface | Producer |
| Sully-Miller Contracting Co. | 11.5 mi | Sand and Gravel, Construction | Surface | Producer |
| San Dimas Rock Co. | 11.5 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Thomas Clay Deposit, West Pit | 11.5 mi | Clay | Surface | Past Producer |
| Thomas Clay Deposit | 11.5 mi | Clay | — | Past Producer |
| Gypsum Canyon Pit | 11.5 mi | Clay | Surface | Producer |
| Conduit Clay Placer | 11.8 mi | Clay | — | Prospect |
| Conduit Clay Placer | 11.8 mi | Clay | Surface | Prospect |
| Sycamore Canyon Deposit | 11.8 mi | Gypsum-Anhydrite | — | Occurrence |
| Campus Pit | 12.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| R. J. Noble Co. Pit | 12.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unnamed Mine | 12.1 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Campus Plant | 12.2 mi | Construction Sand and Gravel | Surface | Active |
| Switzer Deposit | 12.2 mi | Clay | Surface | Past Producer |
| Orange Plant | 12.2 mi | Sand and Gravel, Construction | Processing Plant | Past Producer |
| Azusa Rock and Sand Co Woods | 12.3 mi | Sand and Gravel, Construction | — | Past Producer |
| San Gabriel Valley Placers | 12.3 mi | Sand and Gravel, Construction, Gold | — | Past Producer |
| Emsco Pit | 12.3 mi | Clay | — | Past Producer |
| Emsco Pit | 12.3 mi | Clay | Surface | Past Producer |
| Findley Feldspar Placer | 12.3 mi | Clay | — | Past Producer |
| Findley Feldspar Placer | 12.3 mi | Clay | Surface | Past Producer |
| Manning Bros Rock & Sand Co. Pit | 12.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Manning Bros Rock and Sand Co | 12.3 mi | Sand and Gravel, Construction | — | Past Producer |
| R.c. 1 Orange Plant | 12.3 mi | Sand and Gravel, Construction | Surface | Producer |
| Hurns Products | 12.4 mi | Sand and Gravel, Construction | Surface | Producer |
| Findley Graphite Placer Mine | 12.4 mi | Clay | Surface | Prospect |
| Harlow Quarry/corona | 12.4 mi | Sand, Common | Surface | Abandoned |
| Bixby Pit | 12.4 mi | Stone, Crushed/Broken | Surface | Past Producer |
| San Dimas Barite Deposit | 12.5 mi | Barium-Barite | Surface | Past Producer |
| Hacienda Heights | 12.5 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Philadelphia Recycling Mine | 12.5 mi | Sand and Gravel, Construction | Surface | Producer |
| Sky Ranch Clay Mine-East Pit | 12.5 mi | Clay | Surface | Past Producer |
| La Habra Sand & Gravel Co. | 12.5 mi | Sand and Gravel, Construction | Surface | Past Producer |
| J. A. Houlihan Property | 12.5 mi | Sand and Gravel, Construction | Surface | Prospect |
| Susie Placer | 12.5 mi | Clay | Surface | Past Producer |
| City of Industry Plant | 12.5 mi | Calcium | Processing Plant | Producer |
| Pacific Clay Product Plant | 12.6 mi | Clay | Processing Plant | Unknown |
| Gravel Pit | 12.6 mi | Sand and Gravel, Construction | Surface | Past Producer |
| McClintock Pit | 12.7 mi | Clay | Surface | Past Producer |
| Cucamonga Creek Mine | 12.7 mi | Sand, Industrial NEC | Surface | Active |
| Sparks & McClelland Plants | 12.7 mi | Sand and Gravel, Construction | Processing Plant | Past Producer |
| Unnamed Clay Prospect | 12.7 mi | Clay | Surface | Prospect |
| Fire Clay Group | 12.7 mi | Clay | — | Past Producer |
| Grapevine Clay Mine | 12.7 mi | Clay | Surface | Past Producer |
| Fire Clay Group | 12.7 mi | Clay | Surface-Underground | Past Producer |
| Sierra Mine | 12.8 mi | Clay | Surface | Past Producer |
| Jordan Tile Manufacturing Co. | 12.8 mi | Clay | Surface | Past Producer |
| San Antonio Canyon Corundum | 12.8 mi | Corundum | — | Occurrence |
| Consolidated Rock Products Co | 12.9 mi | Sand and Gravel, Construction | — | Past Producer |
| Azusa Quarry | 12.9 mi | Sand, Common | Surface | Abandoned |
| Leo Lorenzo Placer | 12.9 mi | Clay | — | Occurrence |
| Eva Canyon | 12.9 mi | Graphite | — | Occurrence |
| Azusa Quarry | 12.9 mi | Construction Sand and Gravel | Surface | Abandoned |
| Azusa Pit | 12.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Azusa Rock and Sand Co. | 12.9 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Sand Pit | 13.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Baldwin Park Pit and Plant | 13.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Baldwin Park Plant | 13.0 mi | Sand and Gravel, Construction | — | Past Producer |