Key Takeaway
Mill Creek Quarry is a active surface mine producing Stone, located in Mill Creek, Johnston County, OK. It has 14 violations on record (1 S&S) and $2K in proposed penalties. Operated by Heidelberg Materials Southwest LLC.
Mill Creek Quarry
Operator: Heidelberg Materials Southwest LLC
Controller: Heidelberg Materials AG
Location: Mill Creek, Johnston County, OK
Employees: 5
Recent Violations
View all 14 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/05/2026 | 56.14100(b) | Non-S&S | ModNegligence | $151 |
| 09/16/2025 | 56.17001 | Non-S&S | ModNegligence | $151 |
| 12/17/2024 | 56.12023 | Non-S&S | ModNegligence | $151 |
| 12/17/2024 | 56.16006 | Non-S&S | ModNegligence | $151 |
| 12/16/2024 | 56.14103(b) | Non-S&S | ModNegligence | $151 |
| 08/06/2024 | 56.12028 | Non-S&S | ModNegligence | $147 |
| 08/06/2024 | 56.15004 | S&S | ModNegligence | $328 |
| 08/06/2024 | 56.14132(a) | Non-S&S | HighNegligence | $221 |
| 08/06/2024 | 56.4402 | Non-S&S | ModNegligence | $147 |
| 08/06/2024 | 56.4200(b)(2) | Non-S&S | ModNegligence | $147 |
| 08/06/2024 | 56.4101 | Non-S&S | ModNegligence | $147 |
| 09/14/2023 | 56.15001 | Non-S&S | ModNegligence | $143 |
| 09/14/2023 | 56.1000 | Non-S&S | HighNegligence | $143 |
| 09/14/2023 | 41.12 | Non-S&S | ModNegligence | $143 |
Inspections
View all 6 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/05/2026 | 01/07/2026 | 29.00 | 1 |
| 09/15/2025 | 09/17/2025 | 23.50 | 1 |
| 01/06/2025 | 01/06/2025 | 3.25 | 1 |
| 12/16/2024 | 12/17/2024 | 14.00 | 1 |
| 08/05/2024 | 08/08/2024 | 28.75 | 2 |
| 09/14/2023 | 09/15/2023 | 9.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Mill Creek Quarry have?
Mill Creek Quarry has 14 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $2K.
What type of mine is Mill Creek Quarry?
Mill Creek Quarry is a Surface mine producing Stone, located in Mill Creek, Johnston County, OK. It currently has 5 employees.
Has anyone been injured or killed at Mill Creek Quarry?
According to MSHA records, Mill Creek Quarry has 0 reported accident/injury records and 0 fatalities on file.
Who operates Mill Creek Quarry?
Mill Creek Quarry is operated by Heidelberg Materials Southwest LLC and controlled by Heidelberg Materials AG. MSHA Mine ID: 3402198.