Key Takeaway
FLAT ROCK QUARRY is a active surface mine producing Stone, located in Flat Rock, Seneca County, OH. It has 48 violations on record (12 S&S) and $6K in proposed penalties. Operated by Western Ohio Cut Stone LLC.
FLAT ROCK QUARRY
Operator: Western Ohio Cut Stone LLC
Controller: Thomas Milligan
Location: Flat Rock, Seneca County, OH
Employees: 7
Recent Violations
View all 48 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/07/2026 | 56.12028 | Non-S&S | ModNegligence | $0 |
| 08/21/2025 | 56.14100(c) | Non-S&S | ModNegligence | $151 |
| 07/23/2024 | 56.14112(b) | Non-S&S | ModNegligence | $147 |
| 07/23/2024 | 56.4201(a)(1) | Non-S&S | ModNegligence | $147 |
| 01/24/2024 | 56.9300(b) | Non-S&S | ModNegligence | $147 |
| 01/24/2024 | 56.14207 | Non-S&S | ModNegligence | $147 |
| 06/01/2023 | 56.4104(b) | Non-S&S | ModNegligence | $143 |
| 02/13/2023 | 56.4601 | Non-S&S | ModNegligence | $143 |
| 02/13/2023 | 56.14112(b) | Non-S&S | ModNegligence | $143 |
| 09/13/2022 | 56.12032 | Non-S&S | ModNegligence | $133 |
| 09/13/2022 | 56.14101(a)(3) | Non-S&S | ModNegligence | $133 |
| 06/17/2020 | 50.30(a) | Non-S&S | LowNegligence | $123 |
| 06/17/2020 | 56.4102 | Non-S&S | ModNegligence | $123 |
| 06/17/2020 | 47.44(b) | Non-S&S | LowNegligence | $123 |
| 11/19/2019 | 62.120 | Non-S&S | ModNegligence | $123 |
| 06/04/2018 | 56.14130(g) | Non-S&S | LowNegligence | $151 |
| 06/04/2018 | 56.12004 | Non-S&S | ModNegligence | $118 |
| 06/04/2018 | 56.12032 | Non-S&S | ModNegligence | $118 |
| 06/04/2018 | 56.12018 | Non-S&S | LowNegligence | $118 |
| 05/23/2017 | 56.11001 | S&S | ModNegligence | $148 |
Accidents & Injuries
View all 5 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 12/07/2016 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 11/23/2016 | MACHINERY | DYS AWY FRM WRK & RESTRCTD ACT | 63d lost, 5d restricted |
| 05/04/2015 | POWERED HAULAGE | DYS AWY FRM WRK & RESTRCTD ACT | 72d lost, 9d restricted |
| 12/06/2012 | SLIP OR FALL OF PERSON | ALL OTHER CASES (INCL 1ST AID) | None |
| 10/20/2009 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 52 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/07/2026 | 01/08/2026 | 18.00 | 1 |
| 08/20/2025 | 08/21/2025 | 13.75 | 1 |
| 02/10/2025 | 02/11/2025 | 13.50 | 1 |
| 07/23/2024 | 07/23/2024 | 13.00 | 1 |
| 01/24/2024 | 01/25/2024 | 14.00 | 1 |
| 06/01/2023 | 06/01/2023 | 15.00 | 1 |
| 05/17/2023 | 05/17/2023 | 1.00 | 1 |
| 02/13/2023 | 02/14/2023 | 22.00 | 1 |
| 09/13/2022 | 09/14/2022 | 25.00 | 1 |
| 02/16/2022 | 02/16/2022 | 12.00 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does FLAT ROCK QUARRY have?
FLAT ROCK QUARRY has 48 MSHA violations on record, of which 12 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $6K.
What type of mine is FLAT ROCK QUARRY?
FLAT ROCK QUARRY is a Surface mine producing Stone, located in Flat Rock, Seneca County, OH. It currently has 7 employees.
Has anyone been injured or killed at FLAT ROCK QUARRY?
According to MSHA records, FLAT ROCK QUARRY has 5 reported accident/injury records and 0 fatalities on file.
Who operates FLAT ROCK QUARRY?
FLAT ROCK QUARRY is operated by Western Ohio Cut Stone LLC and controlled by Thomas Milligan. MSHA Mine ID: 3304375.