Mines and quarries in Marion County, OR
15 mines not abandoned in Marion County, OR, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| Allied Rock Portable Crusher #1 RiverBend Materials | 3503688 | Stone | Jul 1, 2024 |
| Allied Rock Portable Crusher #2 RiverBend Materials | 3503775 | Stone | Apr 1, 2025 |
| K & E Rock Products K & E Excavating Inc. | 3503869 | Stone | Aug 7, 2019 |
| KEIZER PIT & PLANT Knife River Corporation-Northwest | 3500503 | Sand and gravel | Sep 29, 2017 |
| Plant #1 Aggregate Resource Crushing, LLC | 3503356 | Stone | May 27, 2014 |
| Portable #1 Stokes Crushing LLC | 3503914 | Stone | Apr 1, 2025 |
| Portable 2 Chavarria Construction Inc. | 3503786 | Stone | Jan 1, 2026 |
| REED PIT Knife River Corporation-Northwest | 3502968 | Sand and gravel | Feb 12, 1987 |
| RiverBend Materials Hilroy RiverBend Materials | 3503953 | Sand and gravel | Dec 11, 2023 |
| RiverBend Materials RiverBend West River Bend Mtls | 3503596 | Sand and gravel | Sep 11, 2017 |
| RiverBend Materials Turner South RiverBend Materials | 3501002 | Sand and gravel | Oct 1, 2024 |
| RiverBend Materials Windsor RiverBend Materials | 3503425 | Stone | Feb 2, 1996 |
| ROGUE PORTABLE #10 Knife River Corporation - Northwest | 3503650 | Stone | May 20, 2024 |
| Umpqua Mobile Crushing RiverBend Materials | 3503966 | Stone | Jul 13, 2026 |
| WCP Inc Wilsonville Concrete Products | 3500472 | Sand and gravel | Aug 15, 2019 |
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.