Mines and quarries in Kern County, CA
20 mines not abandoned in Kern County, CA, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| Big Iron DG Mine Big Iron DG Mine LLC | 0405579 | Stone | Oct 15, 2024 |
| Boron Operations U S Borax Inc | 0400743 | Nonmetal | Oct 8, 1975 |
| CANEBRAKE PIT 7/11 MATERIALS INC | 0402999 | Sand and gravel | Oct 1, 2012 |
| Edison Sand Pit Edison Sand & Gravel, Inc. | 0401756 | Sand and gravel | Dec 22, 2005 |
| Edmonston Rock Plant Griffith Company | 0403447 | Sand and gravel | Nov 2, 2010 |
| Gem Hill Mine Site CalPortland Cement Company | 0405976 | Stone | Apr 20, 2026 |
| LEBEC CEMENT PLANT NATIONAL CEMENT COMPANY OF CALIFORNIA INC | 0400213 | Stone | Jul 25, 1988 |
| Lost Hills Mining Lost Hills Mining LLC | 0400929 | Nonmetal | Apr 18, 1988 |
| Maricopa Plant Nestle Purina PetCare Company | 0402638 | Stone | Jul 19, 1988 |
| Mojave Pit Holliday Rock Company Inc | 0404665 | Sand and gravel | Oct 26, 2021 |
| Mojave Plant & Quarry Calportland | 0400036 | Stone | Apr 10, 1975 |
| Mojave Rock Mine MRC Rock & Sand, LLC. | 0405917 | Sand and gravel | Oct 2, 2019 |
| Portable #1 Kern Brothers Trucking Inc | 0405604 | Sand and gravel | Dec 12, 2023 |
| Ridgecrest Rock Plant Robertson's Ready Mix Ltd | 0404163 | Sand and gravel | May 1, 2024 |
| San Emidio Plant CalMat Co | 0401800 | Sand and gravel | Sep 4, 1974 |
| Solari Sand and Gravel Granite Construction Company | 0405947 | Sand and gravel | Apr 25, 2022 |
| Soledad Mountain Project Golden Queen Mining Company | 0405319 | Metal | Jan 4, 2016 |
| Sydney Peak Stone Sydney Peak Stone, Inc. | 0404483 | Stone | Mar 21, 1990 |
| TAFT PRODUCTION COMPANY & MINES TAFT PRODUCTION COMPANY | 0402964 | Nonmetal | Sep 5, 1974 |
| Tehachapi Cement, LLC. UNACEM North America | 0400196 | Stone | Aug 16, 1976 |
Alphabetical order — this site ranks no one. Mines that are not abandoned in the MSHA file of October 2, 2026. Sole proprietors are found by mine ID only. How to read this.