Key Takeaway
Piedra #1 is a active surface mine producing Stone, located in Lenna, Mcintosh County, OK. It has 5 violations on record (1 S&S) and $756 in proposed penalties. Operated by OK Rock Quarries LLC.
Piedra #1
Operator: OK Rock Quarries LLC
Controller: Patricia Melton
Location: Lenna, Mcintosh County, OK
Employees: 5
Recent Violations
View all 5 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 05/09/2025 | 56.14100(b) | Non-S&S | ModNegligence | $151 |
| 07/16/2024 | 46.8(a)(2) | Non-S&S | ModNegligence | $164 |
| 08/01/2023 | 56.4201(a)(2) | Non-S&S | ModNegligence | $143 |
| 08/01/2023 | 56.15001 | S&S | ModNegligence | $155 |
| 08/01/2023 | 56.20008(a) | Non-S&S | ModNegligence | $143 |
Inspections
View all 8 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/07/2026 | 01/07/2026 | 4.75 | 1 |
| 05/05/2025 | 05/09/2025 | 5.50 | 1 |
| 07/16/2024 | 07/16/2024 | 8.50 | 1 |
| 08/01/2023 | 08/02/2023 | 8.50 | 1 |
| 07/26/2022 | 07/28/2022 | 2.00 | 1 |
| 06/23/2021 | 06/23/2021 | 5.00 | 1 |
| 03/12/2020 | 03/12/2020 | 3.00 | 1 |
| 09/06/2017 | 09/06/2017 | 5.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Piedra #1 have?
Piedra #1 has 5 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $756.
What type of mine is Piedra #1?
Piedra #1 is a Surface mine producing Stone, located in Lenna, Mcintosh County, OK. It currently has 5 employees.
Has anyone been injured or killed at Piedra #1?
According to MSHA records, Piedra #1 has 0 reported accident/injury records and 0 fatalities on file.
Who operates Piedra #1?
Piedra #1 is operated by OK Rock Quarries LLC and controlled by Patricia Melton. MSHA Mine ID: 3402162.