Every USGS and MSHA mine record within your chosen radius, nearest first.
| Mine | Distance | Commodity | Type | Status |
|---|---|---|---|---|
| Unnamed Location near Samoa, CA | 0.0 mi | Clay | Surface | Prospect |
| Unnamed Location near Samoa, CA | 0.0 mi | Clay | — | Prospect |
| Humboldt Quarries | 2.0 mi | Construction Sand and Gravel | Surface | Intermittent |
| Unnamed Location near Manila, CA | 2.4 mi | Clay | Surface | Prospect |
| Fred Carlson Pit | 3.1 mi | Sand and Gravel, Construction | Surface | Producer |
| Loofbourrow | 3.2 mi | Clay | Surface | Occurrence |
| Unknown near Bayview, CA | 3.4 mi | Stone | — | Occurrence |
| Thompson Brick Co | 3.4 mi | Clay | Surface | Past Producer |
| Humboldt Screener | 3.5 mi | Sand, Industrial NEC | Surface | Intermittent |
| Manila Dunes Sand Removal | 3.6 mi | Sand and Gravel, Construction | Surface | Producer |
| Freshwater Slough | 3.9 mi | Clay | Surface | Prospect |
| Freshwater Slough | 3.9 mi | Clay | — | Occurrence |
| Haw Quarry | 6.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Haw Quarry | 6.6 mi | Stone | — | Occurrence |
| Rocky Gulch Quarry | 7.0 mi | Stone, Crushed/Broken | Surface | Producer |
| W A Preston Prospect | 8.2 mi | Iron | Underground | Prospect |
| W. A. Preston Property | 8.2 mi | Iron | — | Occurrence |
| Jacoby Creek Deposit | 8.2 mi | Limestone, Dimension | Surface | Past Producer |
| Jacoby Creek Deposit | 8.2 mi | Limestone, General | — | Occurrence |
| Janes Creek | 8.5 mi | Manganese | — | Producer |
| Janes Creek | 8.5 mi | Surface | Prospect | |
| Hanes Creek | 8.6 mi | Manganese | — | Producer |
| Graham Pit and Mill | 8.6 mi | Sand and Gravel, Construction | Surface | Producer |
| Arcata Pit | 9.0 mi | Sand and Gravel, Construction | Surface | Producer |
| Eureka Ready Arcata Pit | 9.3 mi | Construction Sand and Gravel | Surface | Abandoned |
| Weatherby Peach | 9.3 mi | Clay | Surface | Prospect |
| Korblex Bar | 9.4 mi | Sand and Gravel, Construction | Surface | Producer |
| Jacoby Creek Quarry | 9.4 mi | Stone, Crushed/Broken | Surface | Producer |
| Quarry | 9.4 mi | Stone, Crushed/Broken | — | Occurrence |
| Quarry | 9.4 mi | Stone | Surface | Past Producer |
| Jacoby Creek Deposit | 10.0 mi | Limestone, General | — | Prospect |