Key Takeaway
Wirth Quarry is a intermittent surface mine producing SandAndGravel, located in Wolf Creek, Lewis And Clark County, MT. It has 10 violations on record (0 S&S) and $1K in proposed penalties. Operated by Mike Wirth Construction.
Wirth Quarry
Operator: Mike Wirth Construction
Controller: Mike C Wirth
Location: Wolf Creek, Lewis And Clark County, MT
Employees: 3
Recent Violations
View all 10 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 06/11/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 06/11/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 06/11/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 06/11/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 06/10/2025 | 47.44(b) | Non-S&S | ModNegligence | $151 |
| 06/10/2025 | 56.14130(c) | Non-S&S | ModNegligence | $151 |
| 07/09/2024 | 56.6305 | Non-S&S | ModNegligence | $147 |
| 07/02/2024 | 56.4200(b)(1) | Non-S&S | LowNegligence | $147 |
| 07/02/2024 | 47.44(b) | Non-S&S | ModNegligence | $147 |
| 07/02/2024 | 56.1000 | Non-S&S | ModNegligence | $147 |
Inspections
View all 4 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 06/24/2025 | 06/24/2025 | 2.75 | 1 |
| 06/10/2025 | 06/12/2025 | 11.75 | 1 |
| 07/02/2024 | 07/03/2024 | 9.75 | 1 |
| 07/01/2024 | 07/09/2024 | 11.50 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Wirth Quarry have?
Wirth Quarry has 10 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $1K.
What type of mine is Wirth Quarry?
Wirth Quarry is a Surface mine producing SandAndGravel, located in Wolf Creek, Lewis And Clark County, MT. It currently has 3 employees.
Has anyone been injured or killed at Wirth Quarry?
According to MSHA records, Wirth Quarry has 0 reported accident/injury records and 0 fatalities on file.
Who operates Wirth Quarry?
Wirth Quarry is operated by Mike Wirth Construction and controlled by Mike C Wirth. MSHA Mine ID: 2402795.