Key Takeaway

Keystone Quarry is a active surface mine producing Stone, located in Dunmore, Lackawanna County, PA. It has 146 violations on record (38 S&S) and $32K in proposed penalties. Operated by Keystone Quarry Inc.

Keystone Quarry

Active Surface Stone

Operator: Keystone Quarry Inc

Controller: L & D Management Inc

Location: Dunmore, Lackawanna County, PA

Employees: 34

146
Violations
38
S&S Violations
37
Accidents
$32K
Penalties

Recent Violations

View all 146 →
Date Section S&S Negligence Penalty
03/03/2026 56.4201(a)(1) Non-S&S ModNegligence $0
03/03/2026 56.20003(a) Non-S&S ModNegligence $0
03/03/2026 56.12019 Non-S&S ModNegligence $0
03/03/2026 47.44(b) Non-S&S ModNegligence $0
03/03/2026 56.14100(c) Non-S&S ModNegligence $0
12/10/2025 50.10(a) Non-S&S ModNegligence $7,555
03/19/2025 56.14101(a)(2) Non-S&S LowNegligence $151
03/19/2025 56.14101(a)(2) Non-S&S ModNegligence $151
03/13/2025 56.14132(a) Non-S&S ModNegligence $151
03/13/2025 56.14107(a) S&S ModNegligence $177
03/13/2025 56.16005 Non-S&S LowNegligence $151
08/28/2024 56.14100(b) S&S LowNegligence $147
08/27/2024 46.7(b) S&S LowNegligence $289
08/27/2024 56.4201(a)(2) Non-S&S ModNegligence $147
08/27/2024 56.23002(a) Non-S&S LowNegligence $147
02/21/2024 56.14206(b) Non-S&S LowNegligence $147
02/21/2024 56.15004 S&S LowNegligence $147
02/21/2024 56.4200(b)(2) Non-S&S ModNegligence $147
02/21/2024 56.12030 Non-S&S LowNegligence $147
08/08/2023 56.12008 Non-S&S LowNegligence $143

Accidents & Injuries

View all 37 →
Date Classification Injury Days Lost
12/10/2025 OTHER INJURIES DUE TO NATURAL CAUSES None
07/27/2022 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
07/27/2022 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
10/14/2020 IGNITION OR EXPLOSION OF GAS OR DUST DAYS AWAY FROM WORK ONLY 13d lost
12/27/2019 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 89d lost
10/16/2017 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
02/02/2015 STRIKING OR BUMPING NO DYS AWY FRM WRK,NO RSTR ACT None
05/13/2013 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
09/12/2012 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
03/25/2011 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 1d lost

Inspections

View all 72 →
Begin End Hours Inspectors
03/02/2026 03/04/2026 41.00 1
12/11/2025 12/16/2025 17.25 1
03/13/2025 03/31/2025 23.25 1
03/13/2025 03/31/2025 11.50 1
09/05/2024 09/05/2024 0.75 1
08/26/2024 08/28/2024 19.75 1
02/20/2024 02/22/2024 21.00 1
08/07/2023 08/10/2023 22.25 1
12/29/2022 01/09/2023 26.25 1
08/01/2022 08/03/2022 23.50 1

Mine Details

MSHA Mine ID3608726
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Sandstone
Employees34
Days/Week5.0
Hours/Shift9.0
Coordinates41.4152780, -75.5994440
Nearest TownDunmore

Frequently Asked Questions

How many MSHA violations does Keystone Quarry have?

Keystone Quarry has 146 MSHA violations on record, of which 38 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $32K.

What type of mine is Keystone Quarry?

Keystone Quarry is a Surface mine producing Stone, located in Dunmore, Lackawanna County, PA. It currently has 34 employees.

Has anyone been injured or killed at Keystone Quarry?

According to MSHA records, Keystone Quarry has 37 reported accident/injury records and 0 fatalities on file.

Who operates Keystone Quarry?

Keystone Quarry is operated by Keystone Quarry Inc and controlled by L & D Management Inc. MSHA Mine ID: 3608726.