California Mines
2,439 mines | 85,020 violations | 0 accidents
Counties
San Bernardino
260 mines
Kern
124 mines
Riverside
189 mines
Shasta
60 mines
Los Angeles
95 mines
San Diego
129 mines
Inyo
106 mines
Santa Clara
28 mines
Santa Barbara
29 mines
Amador
46 mines
Monterey
33 mines
Ventura
34 mines
Humboldt
61 mines
Alameda
31 mines
Butte
51 mines
Fresno
31 mines
Yuba
36 mines
San Benito
29 mines
Imperial
65 mines
San Joaquin
29 mines
Tulare
30 mines
Sonoma
36 mines
Sacramento
25 mines
San Luis Obispo
40 mines
Contra Costa
21 mines
Merced
18 mines
Siskiyou
68 mines
Stanislaus
18 mines
Placer
53 mines
Mendocino
44 mines
Yolo
15 mines
Santa Cruz
12 mines
Tuolumne
23 mines
Orange
35 mines
Tehama
26 mines
Lake
30 mines
El Dorado
32 mines
Lassen
27 mines
Trinity
27 mines
Modoc
21 mines
San Mateo
11 mines
Glenn
12 mines
Calaveras
41 mines
Plumas
46 mines
Nevada
45 mines
Sierra
82 mines
Marin
7 mines
Solano
13 mines
Madera
14 mines
Napa
8 mines
Sutter
6 mines
Del Norte
17 mines
Mariposa
31 mines
Mono
19 mines
San Francisco
2 mines
Colusa
6 mines
Alpine
9 mines
Kings
3 mines
| Mine | Type | Status | Violations | Penalties |
|---|---|---|---|---|
| Boron Operations | Surface | Active | 1,981 | $1.8M |
| LEBEC CEMENT PLANT | Facility | Active | 1,852 | $1.9M |
| Permanente Cement Plant & Quarry | Facility | Temporarily Idled | 1,698 | $2.8M |
| Imerys Lompoc Plant | Surface | Active | 1,628 | $1.6M |
| Victorville Cement Plant | Facility | Active | 1,539 | $1.1M |
| ORO GRANDE QUARRY | Facility | Active | 1,514 | $1.3M |
| Black Mountain Quarry | Facility | Active | 1,504 | $1.9M |
| Tehachapi Cement, LLC. | Facility | Active | 1,221 | $1.3M |
| Redding Plant | Surface | Active | 1,197 | $1.4M |
| CUSHENBURY PLANT | Facility | Active | 1,064 | $511K |
| Mt Pass Mine & Mill | Surface | Active | 1,047 | $752K |
| Mojave Plant & Quarry | Facility | Active | 958 | $550K |
| 3M CORONA PLANT | Surface | Active | 782 | $357K |
| NATIVIDAD PLANT | Surface | Active | 736 | $657K |
| NorCal Sand and Rock | Surface | Abandoned | 637 | $1.5M |
| A R Wilson Quarry | Surface | Active | 616 | $171K |
| USMC Ione Plant | Surface | Active | 606 | $537K |
| Lucerne Valley Plant and Quarry | Surface | Active | 595 | $265K |
| Eliot Plant | Surface | Active | 540 | $386K |
| IRWINDALE PLANT | Surface | Active | 456 | $443K |
| Western Aggregates LLC | Surface | Active | 452 | $219K |
| Seirra Pacific Materials | Surface | Abandoned | 432 | $772K |
| Colton Plant & Quarry | Surface | Abandoned | 428 | $166K |
| 7/11 Materials Inc | Surface | Active | 412 | $142K |
| Maitri Sand and Gravel | Surface | Active | 407 | $236K |
| All American Aggregates | Surface | Active | 395 | $210K |
| Briggs Mine | Surface | Abandoned | 393 | $411K |
| 3M | Surface | Active | 390 | $269K |
| Sunol Aggregates | Surface | Active | 387 | $223K |
| MISSION GORGE PLANT | Surface | Active | 381 | $219K |
| Billie Mine | Underground | Abandoned | 369 | $55K |
| Stevens Creek Quarry | Surface | Active | 364 | $247K |
| BLUE MOUNTAIN MINERALS | Surface | Active | 353 | $155K |
| Sixteen To One Mine | Underground | NonProducing | 345 | $89K |
| Shenandoah Mill | Facility | Active | 335 | $179K |
| La Grange Mine | Surface | Active | 332 | $131K |
| Specialty Granules (Ione) LLC | Surface | Active | 330 | $71K |
| Discovery Day Mine | Underground | Abandoned | 319 | $238K |
| Mesquite | Surface | Active | 318 | $174K |
| TAFT PRODUCTION COMPANY & MINES | Surface | Active | 315 | $305K |
| Cache Creek Quarry | Surface | Active | 313 | $104K |
| Davenport Cement Plant | Facility | Abandoned | 313 | $125K |
| Omya California | Surface | Active | 310 | $91K |
| Pleasanton Plant | Surface | Active | 309 | $80K |
| Perkins Plant | Surface | Active | 307 | $64K |
| Makayla | Surface | Active | 301 | $208K |
| Diamond Quarry | Surface | Active | 289 | $102K |
| Soledad Mountain Project | Surface | Active | 281 | $241K |
| Orange County Operation | Surface | Active | 279 | $131K |
| Lehigh Permanente Quarry | Surface | Abandoned | 277 | $133K |