Key Takeaway
Middletown Quarry is a active surface mine producing Stone, located in Middletown, Frederick County, VA. It has 59 violations on record (14 S&S) and $11K in proposed penalties. Operated by O-N Minerals (Chemstone Company).
Middletown Quarry
Operator: O-N Minerals (Chemstone Company)
Controller: Carmeuse Holding SA
Location: Middletown, Frederick County, VA
Employees: 24
Recent Violations
View all 59 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/30/2025 | 56.14100(b) | Non-S&S | LowNegligence | $151 |
| 01/25/2022 | 47.41(a) | Non-S&S | ModNegligence | $133 |
| 02/10/2021 | 56.14132(b) | Non-S&S | ModNegligence | $125 |
| 05/07/2020 | 56.13010(a) | Non-S&S | LowNegligence | $123 |
| 05/06/2020 | 56.3200 | S&S | ModNegligence | $782 |
| 02/11/2020 | 56.12020 | Non-S&S | LowNegligence | $123 |
| 08/21/2019 | 56.11001 | S&S | ModNegligence | $344 |
| 08/21/2019 | 56.14107(a) | Non-S&S | ModNegligence | $154 |
| 08/21/2019 | 50.30(a) | Non-S&S | ModNegligence | $121 |
| 11/01/2017 | 56.14132(a) | S&S | ModNegligence | $734 |
| 11/01/2017 | 56.20003(a) | Non-S&S | ModNegligence | $116 |
| 06/20/2017 | 56.20003(a) | Non-S&S | ModNegligence | $116 |
| 12/09/2015 | 56.3130 | S&S | ModNegligence | $634 |
| 06/25/2015 | 56.12028 | Non-S&S | ModNegligence | $117 |
| 03/02/2015 | 56.14132(b)(1)(i) | Non-S&S | ModNegligence | $100 |
| 09/09/2014 | 56.12025 | Non-S&S | HighNegligence | $117 |
| 09/09/2014 | 56.12047 | Non-S&S | ModNegligence | $117 |
| 01/22/2014 | 56.11016 | S&S | LowNegligence | $100 |
| 01/22/2014 | 56.14101(a)(2) | S&S | ModNegligence | $585 |
| 05/14/2013 | 56.14101(a)(3) | Non-S&S | ModNegligence | $100 |
Accidents & Injuries
View all 13 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 12/31/2025 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | None |
| 02/13/2018 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 58d restricted |
| 12/07/2015 | POWERED HAULAGE | DYS AWY FRM WRK & RESTRCTD ACT | 994d lost, 114d restricted |
| 10/12/2012 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 13d lost, 16d restricted |
| 03/21/2012 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/16/2011 | OTHER | DAYS RESTRICTED ACTIVITY ONLY | 7d restricted |
| 11/25/2009 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 09/18/2009 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 04/19/2005 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 131d lost |
| 12/07/2004 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 63 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 09/15/2025 | 09/22/2025 | 18.00 | 1 |
| 04/01/2025 | 04/16/2025 | 35.00 | 1 |
| 01/29/2025 | 02/10/2025 | 23.00 | 1 |
| 06/12/2024 | 06/12/2024 | 1.00 | 1 |
| 06/10/2024 | 06/13/2024 | 37.00 | 1 |
| 11/28/2023 | 02/29/2024 | 48.00 | 2 |
| 06/22/2023 | 06/23/2023 | 40.00 | 2 |
| 01/03/2023 | 01/12/2023 | 40.50 | 3 |
| 06/27/2022 | 09/02/2022 | 72.00 | 2 |
| 01/24/2022 | 01/25/2022 | 51.50 | 2 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Middletown Quarry have?
Middletown Quarry has 59 MSHA violations on record, of which 14 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $11K.
What type of mine is Middletown Quarry?
Middletown Quarry is a Surface mine producing Stone, located in Middletown, Frederick County, VA. It currently has 24 employees.
Has anyone been injured or killed at Middletown Quarry?
According to MSHA records, Middletown Quarry has 13 reported accident/injury records and 0 fatalities on file.
Who operates Middletown Quarry?
Middletown Quarry is operated by O-N Minerals (Chemstone Company) and controlled by Carmeuse Holding SA. MSHA Mine ID: 4400049.