Amador County, California — Mines
46 mines | 1,882 violations
| Mine | Type | Status | Violations | Penalties |
|---|---|---|---|---|
| USMC Ione Plant | Surface | Active | 606 | $537K |
| Specialty Granules (Ione) LLC | Surface | Active | 330 | $71K |
| Plymouth Sand & Gravel | Surface | Intermittent | 160 | $23K |
| Jackson Valley Quarry | Surface | Active | 131 | $62K |
| Portable #1 Big Plant | Surface | Intermittent | 93 | $13K |
| Goose Hill Rock | Surface | Abandoned | 91 | $11K |
| China Hill (Volcano) Quarry | Surface | Temporarily Idled | 78 | $8K |
| Upper Dry Creek Slate Mine | Surface | Abandoned | 63 | $7K |
| LINCOLN MINE PROJECT | Underground | NonProducing | 63 | $8K |
| Irish Hill Portable Plant No. 1 | Surface | Abandoned | 44 | $5K |
| Ione Minerals | Surface | Abandoned | 39 | $4K |
| High Country Aggregates | Surface | Abandoned | 37 | $15K |
| Ione Rock | Surface | Abandoned | 32 | $3K |
| CALCINE 1-3 MILL | Facility | Abandoned | 26 | $11K |
| Ione Plant | Surface | Abandoned | 21 | $3K |
| Newman Minerals No.1 | Surface | Abandoned | 19 | $2K |
| Irish Hill Aggregate | Surface | Abandoned | 18 | $2K |
| Portable Plant #1 | Surface | Abandoned | 13 | $792 |
| ISP Granule Products Inc. | Surface | Abandoned | 6 | $352 |
| Pioneer Lucky Strike Mining Company LLC | Underground | Abandoned | 5 | $512 |
| IONE PLANT | Surface | Abandoned | 4 | $220 |
| TRP Amador Quarry | Surface | Intermittent | 2 | $302 |
| Ione Plant | Surface | Abandoned | 1 | $90 |