Mines and quarries in Grant County, WA
16 mines not abandoned in Grant County, WA, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| ARP Portable Wash Plant #1 American Rock Products | 4503391 | Sand and gravel | Mar 22, 2024 |
| Callahan Pit Callahan Ag, LLC. | 4503317 | Sand and gravel | Apr 1, 2017 |
| Frenchman Hills Quarry Portable Plant #2707 Segale Properties LLC | 4503646 | Sand and gravel | Apr 1, 2023 |
| Hiawatha Wash Plant AAA Ready-Mix Inc II | 4503627 | Sand and gravel | Apr 1, 2013 |
| Portable 1 Quincy Rock Products, L.L.C. | 4503860 | Stone | Feb 27, 2026 |
| Portable Crusher #1 North Central Construction | 4502994 | Stone | Jun 28, 2003 |
| Portable Crusher #2 North Central Construction | 4503024 | Sand and gravel | Jul 15, 2012 |
| Portable Plant Baseline Crushing Inc. | 4503697 | Sand and gravel | Aug 10, 2026 |
| Portable Power Screen Tommer Construction Co Inc | 4503161 | Sand and gravel | Apr 1, 2025 |
| Quincy WA Mine Imerys Filtration Minerals, Inc. | 4503480 | Nonmetal | May 23, 2002 |
| Quincy WA Plant Imerys Filtration Minerals, Inc. | 4500939 | Nonmetal | May 17, 1991 |
| RPC GRAVEL PIT1 RPC GRAVEL LLC | 4503848 | Sand and gravel | May 13, 2024 |
| Screen Plant #2 Central Washington Asphalt | 4503818 | Sand and gravel | Oct 17, 2025 |
| TTC-1 Triple Threat Crushing | 4503862 | Sand and gravel | Jun 1, 2026 |
| Wash Plant AAA Ready-Mix Inc | 4503451 | Sand and gravel | Oct 1, 2014 |
| Wash Plant 5 AAA Readymix, Inc. | 4503863 | Other or not given | May 12, 2026 |
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.