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

Active Surface Stone

Operator: O-N Minerals (Chemstone Company)

Controller: Carmeuse Holding SA

Location: Middletown, Frederick County, VA

Employees: 24

59
Violations
14
S&S Violations
13
Accidents
$11K
Penalties

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

MSHA Mine ID4400049
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees24
Days/Week5.0
Hours/Shift8.0
Coordinates39.0336110, -78.3044440
Nearest TownMiddletown

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.