Mines and quarries in Umatilla County, OR
14 mines not abandoned in Umatilla County, OR, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| ARP Westgate Quarry American Rock Products Inc | 3503426 | Sand and gravel | Oct 17, 2023 |
| CRP & Rupp Pit CRP & Hauling LLC. | 3503989 | Sand and gravel | May 27, 2026 |
| Grubbs Quarry American Rock Products | 3503968 | Stone | Jan 29, 2025 |
| Hatley Construction Inc | 3503258 | Stone | Feb 13, 2012 |
| HNS Inc-Portable Plant #1 HNS Inc | 3503468 | Stone | Nov 20, 2025 |
| Jones-Scott Company | 3500502 | Stone | May 1, 2025 |
| Mission Pit American Rock Products Inc | 3502986 | Stone | Feb 3, 2025 |
| MOVEABLE CRUSHER Umatilla County | 3501201 | Sand and gravel | May 23, 2013 |
| Plant #1 Anderson Rock LLC | 3503675 | Nonmetal | Feb 13, 2012 |
| Portable Crusher #1 Humbert Asphalt Inc | 3503269 | Stone | Feb 13, 2012 |
| Portable Crusher #5 North Central Construction, Inc. | 3503736 | Nonmetal | Dec 18, 2012 |
| Portable Plant #2 HNS Inc | 1002214 | Sand and gravel | Oct 29, 2024 |
| Rock It Rock It LLC | 3503817 | Sand and gravel | Nov 12, 2020 |
| Rock It 2 (Ingram) Rock It 2 LLC | 3503986 | Sand and gravel | Jul 24, 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.