Mines and quarries in Cascade County, MT
11 mines not abandoned in Cascade County, MT, in the MSHA file of October 2, 2026.
| Mine | Mine ID | Industry group | Status since |
|---|---|---|---|
| Griffen Site Helena Sand & Gravel, Inc. | 2402781 | Sand and gravel | Dec 18, 2023 |
| Holman Pit Helena Sand & Gravel, Inc. | 2402744 | Sand and gravel | Apr 8, 2025 |
| Matthews Mine Pit Geranios Enterprises Inc | 2402473 | Sand and gravel | Dec 18, 2023 |
| Metso HP 200 Cone Plant Gravel Crusher Cascade County Road & Bridge | 2402100 | Sand and gravel | Jan 23, 2019 |
| Montana Sand and Gravel United Materials of Great Falls, Inc. | 2402741 | Sand and gravel | Oct 1, 2021 |
| Plant #1 Stevens Custom Crushing & Gravel, LLC | 2402825 | Sand and gravel | Oct 9, 2025 |
| PORTABLE CRUSHER United Materials Of Great Falls Inc | 2401007 | Sand and gravel | Nov 12, 2024 |
| STE Crushing Spread #1 Shumaker Trucking & Excavating Contractors Inc | 2401915 | Sand and gravel | Oct 5, 2023 |
| STE Crushing Spread #2 Shumaker Trucking & Excavating Contractors Inc | 2402375 | Sand and gravel | Dec 18, 2023 |
| SUNRIVER HELENA SAND & GRAVEL, INC. | 2402214 | Sand and gravel | Jun 17, 2008 |
| United Materials/Conc. Agg. Wash United Materials of Great Falls Inc. | 2402303 | Sand and gravel | Apr 10, 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.